Vilazodone interactions

Vilazodone (Viibryd), an SSRI has 335 documented interactions across the FDA labels and fact sheets we index: 98 major, 214 moderate, 20 minor, and 3 where a label reports no significant interaction. Each entry below quotes the sentence behind it. This drug page is a starting point, not a verdict for your situation.

Interactions from the label

Major interactions (98)

  • Serotonin Syndrome Inform patients that opioids could cause a rare but potentially life-threatening condition resulting from concomitant administration of serotonergic drugs. (Acetaminophen and codeine label, Precautions)

  • AlmotriptantriptanMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Amitriptylinetricyclic antidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Amoxapinetricyclic antidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • AmphetamineCNS stimulantMajor

    Serotonin Syndrome: Increased risk when co-administered with serotonergic agents (e.g., SSRIs, SNRIs, triptans), but also during overdosage situations. (Amphetamine label, Warnings and precautions)

  • Serotonin Syndrome: Increased risk when coadministered with serotonergic agents (e.g., selective serotonin reuptake inhibitors (SSRIs), serotonin norepinephrine reuptake inhibitors (SNRIs), triptans), but also during overdosage situations. (Amphetamine and dextroamphetamine label, Warnings and precautions)

  • Atomoxetinenorepinephrine reuptake inhibitorMajor

    Serotonin Syndrome Serotonin and norepinephrine reuptake inhibitors (SNRIs) and selective serotonin reuptake inhibitor (SSRIs), including VIIBRYD, can precipitate serotonin syndrome, a potentially life-threatening condition. (Vilazodone label, Warnings and precautions)

  • • Serotonergic Drugs: Concomitant use may result in serotonin syndrome. (Belladonna and opium label, Drug interactions)

  • Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • BuprenorphineopioidMajor

    Serotonergic Drugs : Concomitant use may result in serotonin syndrome. (Buprenorphine label, Drug interactions)

  • Serotonergic Drugs: Concomitant use may result in serotonin syndrome. (Buprenorphine and naloxone label, Drug interactions)

  • Buspironeserotonergic drugMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • • Serotonergic Drugs: Concomitant use may result in serotonin syndrome. (Butalbital, acetaminophen, caffeine, and codeine label, Drug interactions)

  • Intervention: Avoid concomitant use Serotonergic Drugs : Concomitant use may result in serotonin syndrome. (Butalbital, aspirin, caffeine, and codeine label, Drug interactions)

  • ButorphanolopioidMajor

    …medical attention if they ‎experience symptoms of hyperalgesia, including worsening pain, increased ‎sensitivity to pain, or new pain [see WARNINGS ; ADVERSE REACTIONS ].‎ Serotonin Syndrome Inform patients that butorphanol tartrate could cause a rare but potentially life-threatening condition resulting from concomitant administration of serotonergic drugs. (Butorphanol label, Precautions)

  • CarbamazepineanticonvulsantMajor

    Known hypersensitivity to tricyclic antidepressants ( 4 ) (Carbamazepine label, Contraindications)

  • CitalopramSSRIMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Clomipraminetricyclic antidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • CodeineopioidMajor

    • Serotonergic Drugs: Concomitant use may result in serotonin syndrome. (Codeine label, Drug interactions)

  • Cyclobenzaprinemuscle relaxantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Desipraminetricyclic antidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • DextroamphetamineCNS stimulantMajor

    Serotonergic Drugs The concomitant use of dextroamphetamine sulfate and serotonergic drugs increases the risk of serotonin syndrome. (Dextroamphetamine label, Drug interactions)

  • Dextromethorphanserotonergic drugMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Dextromethorphan and quinidineserotonergic drugMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Dihydroergotamineergot alkaloidMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Doxepintricyclic antidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • DronedaroneantiarrhythmicMajor

    …(12.3) ] • Concomitant use of drugs or herbal products that prolong the QT interval and might increase the risk of torsade de pointes, such as phenothiazine antipsychotics, tricyclic antidepressants, certain oral macrolide antibiotics, and Class I and III antiarrhythmics • Liver or lung toxicity related to the previous use of amiodarone • QTc interval >500 ms or… (Dronedarone label, Contraindications)

  • DuloxetineSNRIMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • EdoxabananticoagulantMajor

    Anticoagulants, Antiplatelets, Thrombolytics, and Selective Serotonin Reuptake Inhibitors (SSRIs)/Serotonin Norepinephrine Reuptake Inhibitors (SNRIs): Avoid concomitant use due to increased risk of bleeding. (Edoxaban label, Drug interactions)

  • EletriptantriptanMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • EscitalopramSSRIMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • FentanylopioidMajor

    • Serotonin Syndrome : Potentially life-threatening condition could result from concomitant serotonergic drug administration. (Fentanyl label, Warnings and precautions)

  • FlibanserinCNS depressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • FlumazenilbenzodiazepineMajor

    THESE ARE MOST FREQUENT IN PATIENTS WHO HAVE BEEN ON BENZODIAZEPINES FOR LONG-TERM SEDATION OR IN OVERDOSE CASES WHERE PATIENTS ARE SHOWING SIGNS OF SERIOUS CYCLIC ANTIDEPRESSANT OVERDOSE. (Flumazenil label, Boxed warning)

  • FluoxetineSSRIMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • FluvoxamineSSRIMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • FrovatriptantriptanMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • GranisetronQT-prolonging drugMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • HydrocodoneopioidMajor

    Example: lactulose Serotonergic Drugs : Concomitant use may result in serotonin syndrome. (Hydrocodone label, Drug interactions)

  • Serotonin Syndrome Inform patients that hydrocodone bitartrate and acetaminophen tablets could cause a rare but potentially life-threatening condition resulting from concomitant administration of serotonergic drugs. (Hydrocodone and acetaminophen label, Precautions)

  • Serotonergic drugs : Concomitant use may result in serotonin syndrome. (Hydrocodone and chlorpheniramine label, Drug interactions)

  • Serotonergic Drugs : Concomitant use may result in serotonin syndrome. (Hydrocodone and homatropine label, Drug interactions)

  • S er otonin Syndrome Inform patients that opioids could cause a rare but potentially life-threatening condition resulting from concomitant administration of serotonergic drugs. (Hydrocodone and ibuprofen label, Precautions)

  • HydromorphoneopioidMajor

    • Serotonergic Drugs : Concomitant use may result in serotonin syndrome. (Hydromorphone label, Drug interactions)

  • Imipraminetricyclic antidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • IsoniazidantibioticMajor

    VIIBRYD is contraindicated in: Patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions ( 5.2 ) , Drug Interactions ( 7 ) ] . (Vilazodone label, Contraindications)

  • Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • LevorphanolopioidMajor

    Serotonin Syndrome Inform patients that opioids could cause a rare but potentially life-threatening condition resulting from concomitant administration of serotonergic drugs. (Levorphanol label, Precautions)

  • LinezolidantibioticMajor

    VIIBRYD is contraindicated in patients taking MAOIs, including MAOIs such as linezolid or intravenous methylene blue [see Contraindications ( 4 ), Dos age and Administration ( 2.3 ) , and Warnings and Precautions ( 5.2 )]. (Vilazodone label, Drug interactions)

  • LisdexamfetamineCNS stimulantMajor

    Serotonin Syndrome: Increased risk when co-administered with serotonergic agents (e.g., SSRIs, SNRIs, triptans), but also during overdosage situations. (Lisdexamfetamine label, Warnings and precautions)

  • Lithiumserotonergic drugMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • LorazepambenzodiazepineMajor

    LOREEV XR should not be used in such patients without adequate antidepressant therapy. (Lorazepam label, Warnings and precautions)

  • MeperidineopioidMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Metaxalonemuscle relaxantMajor

    Serotonin syndrome has resulted from concomitant use of metaxalone (within the recommended dosage range) and other serotonergic drugs [see Warnings and Precautions (5.1) ]. (Metaxalone label, Drug interactions)

  • MethadoneopioidMajor

    Serotonin Syndrome : Potentially life-threatening condition could result from concomitant serotonergic drug administration. (Methadone label, Warnings and precautions)

  • MethamphetamineCNS stimulantMajor

    Serotonin Syndrome: Increased risk when coadministered with serotonergic agents (e.g., SSRIs, SNRIs, triptans), but also during overdosage situations. (Methamphetamine label, Warnings and precautions)

  • Methylene blueMAO inhibitorMajor

    VIIBRYD is contraindicated in patients taking MAOIs, including MAOIs such as linezolid or intravenous methylene blue [see Contraindications ( 4 ), Dos age and Administration ( 2.3 ) , and Warnings and Precautions ( 5.2 )]. (Vilazodone label, Drug interactions)

  • MilnacipranSNRIMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • MirtazapineantidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • MorphineopioidMajor

    • Serotonergic Drugs: Concomitant use may result in serotonin syndrome. (Morphine label, Drug interactions)

  • NaratriptantriptanMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • NefazodoneantidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Nortriptylinetricyclic antidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Olanzapine and fluoxetineantipsychoticMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • OliceridineopioidMajor

    Serotonergic Drugs : Concomitant use may result in serotonin syndrome. (Oliceridine label, Drug interactions)

  • OndansetronQT-prolonging drugMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • OxycodoneopioidMajor

    Serotonergic Drug s: Concomitant use may result in serotonin syndrome. (Oxycodone label, Drug interactions)

  • OxymorphoneopioidMajor

    Serotonergic Drugs : Concomitant use may result in serotonin syndrome. (Oxymorphone label, Drug interactions)

  • Palonosetronserotonergic drugMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • ParoxetineSSRIMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Serotonin Syndrome Inform patients that opioids could cause a rare but potentially life-threatening condition resulting from concomitant administration of serotonergic drugs. (Pentazocine and naloxone label, Precautions)

  • PhenelzineMAO inhibitorMajor

    VIIBRYD is contraindicated in: Patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions ( 5.2 ) , Drug Interactions ( 7 ) ] . (Vilazodone label, Contraindications)

  • PromethazineantihistamineMajor

    …prolong, or intensify the sedative action of other central-nervous-system depressants, such as alcohol, sedatives/hypnotics (including barbiturates), narcotics, narcotic analgesics, general anesthetics, tricyclic antidepressants, and tranquilizers; therefore, such agents should be avoided or administered in reduced dosage to patients receiving promethazine HCl. (Promethazine label, Drug interactions)

  • Serotonergic Drugs : Concomitant use may result in serotonin syndrome. (Promethazine and codeine label, Drug interactions)

  • Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Protriptylinetricyclic antidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Prucaloprideserotonergic drugMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • RasagilineMAO inhibitorMajor

    VIIBRYD is contraindicated in: Patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions ( 5.2 ) , Drug Interactions ( 7 ) ] . (Vilazodone label, Contraindications)

  • RemifentanilopioidMajor

    • Serotonin Syndrome : Potentially life-threatening condition could result from concomitant serotonergic drug administration. (Remifentanil label, Warnings and precautions)

  • RizatriptantriptanMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • SelegilineMAO inhibitorMajor

    VIIBRYD is contraindicated in: Patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions ( 5.2 ) , Drug Interactions ( 7 ) ] . (Vilazodone label, Contraindications)

  • SertralineSSRIMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • SolriamfetolCNS stimulantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • St. John's wortHerbal and supplementMajor

    Combining St. John's wort with antidepressants and other serotonergic drugs increases the risk of serotonin syndrome. (NCCIH, St. John's Wort)

  • SumatriptantriptanMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • TapentadolopioidMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • TramadolopioidMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • TranylcypromineMAO inhibitorMajor

    VIIBRYD is contraindicated in: Patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions ( 5.2 ) , Drug Interactions ( 7 ) ] . (Vilazodone label, Contraindications)

  • TrazodoneantidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Trimipraminetricyclic antidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • VenlafaxineSNRIMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • Viloxazinenorepinephrine reuptake inhibitorMajor

    Serotonin Syndrome Serotonin and norepinephrine reuptake inhibitors (SNRIs) and selective serotonin reuptake inhibitor (SSRIs), including VIIBRYD, can precipitate serotonin syndrome, a potentially life-threatening condition. (Vilazodone label, Warnings and precautions)

  • VortioxetineantidepressantMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

  • ZiprasidoneantipsychoticMajor

    • Serotonin Syndrome : Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Ziprasidone label, Warnings and precautions)

  • ZolmitriptantriptanMajor

    Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents, but also when taken alone. (Vilazodone label, Warnings and precautions)

Moderate interactions (214)

  • Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Acetazolamidecarbonic anhydrase inhibitorModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Albuterolbeta-adrenergic agonistModerate

    Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (Albuterol label, Drug interactions)

  • Amiloridepotassium-sparing diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • AmiodaroneantiarrhythmicModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • AnagrelideQT-prolonging drugModerate

    Monitor patients for bleeding, including those receiving concomitant therapy with other drugs known to cause bleeding (e.g., anticoagulants, PDE3 inhibitors, NSAIDs, antiplatelet agents, selective serotonin reuptake inhibitors) [see Drug Interactions (7.3) , Clinical Pharmacology (12.3) ] . (Anagrelide label, Warnings and precautions)

  • ApixabananticoagulantModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • AprepitantCYP3A4 inhibitorModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Arformoterolbeta-adrenergic agonistModerate

    MAO inhibitors, tricyclic antidepressants and drugs that prolong the QTc interval may potentiate effect on the cardiovascular system. (Arformoterol label, Drug interactions)

  • ArgatrobananticoagulantModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • ArmodafinilCNS stimulantModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • Articaine and epinephrinelocal anestheticModerate

    The administration of local anesthetic solutions containing epinephrine to patients receiving monoamine oxidase inhibitors, nonselective beta-adrenergic antagonists, or tricyclic antidepressants may produce severe, prolonged hypertension. (Articaine and epinephrine label, Drug interactions)

  • AspirinNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Aspirin and dipyridamoleantiplatelet agentModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • AtazanavirantiretroviralModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Atenolol and chlorthalidonebeta blockerModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • BenzphetamineCNS stimulantModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • BivalirudinanticoagulantModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • BosentanCYP3A4 inducerModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Brimonidinealpha-adrenergic agonistModerate

    Caution is advised in patients taking tricyclic antidepressants which can affect the metabolism and uptake of circulating amines. (Brimonidine label, Drug interactions)

  • Brimonidine and timololalpha-adrenergic agonistModerate

    CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate, depression) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine, SSRIs) and timolol. (Brimonidine and timolol label, Drug interactions)

  • Budesonide and formoterolcorticosteroidModerate

    Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (Budesonide and formoterol label, Drug interactions)

  • Bumetanideloop diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Bupivacainelocal anestheticModerate

    …Interactions with MARCAINE WITH EPINEPHRINE Risk of Severe, Persistent Hypertension Due to Drug Interactions Between MARCAINE WITH EPINEPHRINE and Monoamine Oxidase Inhibitors and Tricyclic Antidepressants Administration of MARCAINE WITH EPINEPHRINE (containing a vasoconstrictor) in patients receiving monoamine oxidase inhibitors (MAOI) or tricyclic antidepressants may… (Bupivacaine label, Warnings and precautions)

  • Bupivacaine and epinephrinelocal anestheticModerate

    …Interactions with MARCAINE WITH EPINEPHRINE Risk of Severe, Persistent Hypertension Due to Drug Interactions Between MARCAINE WITH EPINEPHRINE and Monoamine Oxidase Inhibitors and Tricyclic Antidepressants Administration of MARCAINE WITH EPINEPHRINE (containing a vasoconstrictor) in patients receiving monoamine oxidase inhibitors (MAOI) or tricyclic antidepressants may… (Bupivacaine and epinephrine label, Warnings and precautions)

  • BupropionantidepressantModerate

    …hydrochloride extended-release tablets (XL), concurrent administration of bupropion hydrochloride extended-release tablets (XL) and agents that lower the seizure threshold (e.g., other bupropion products, antipsychotics, antidepressants, theophylline, or systemic corticosteroids) should be undertaken only with extreme caution [see Warnings and Precautions (5.3)] . (Bupropion label, Drug interactions)

  • The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Candesartan and hydrochlorothiazideangiotensin II receptor blocker (ARB)Moderate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Cangrelorantiplatelet agentModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Carbidopa, levodopa, and entacaponedopaminergic drugModerate

    • Tricyclic antidepressants: risk of hypertension and dyskinesia reported during concomitant use with carbidopa/levodopa ( 7.4 ) (Carbidopa, levodopa, and entacapone label, Drug interactions)

  • Carisoprodolmuscle relaxantModerate

    Since the sedative effects of carisoprodol and other CNS depressants (e.g., alcohol, benzodiazepines, opioids, tricyclic antidepressants) may be additive, appropriate caution should be exercised with patients who take more than one of these CNS depressants simultaneously. (Carisoprodol label, Warnings and precautions)

  • CelecoxibNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • CenobamateanticonvulsantModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Chloroprocainelocal anestheticModerate

    Drug Interactions The administration of local anesthetic solutions containing epinephrine or norepinephrine to patients receiving monoamine oxidase inhibitors, tricyclic antidepressants or phenothiazines may produce severe, prolonged hypotension or hypertension. (Chloroprocaine label, Precautions)

  • Chlorothiazidethiazide diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Chlorthalidonethiazide diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Cilostazolantiplatelet agentModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • CimetidineH2 blockerModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • CinacalcetCYP2D6 inhibitorModerate

    Dose adjustments may be required for concomitant medications that are predominantly metabolized by CYP2D6 (e.g., desipramine, metoprolol, and carvedilol) and particularly those with a narrow therapeutic index (e.g., flecainide and most tricyclic antidepressants) [see Clinical Pharmacology ( 12.3 )] . (Cinacalcet label, Drug interactions)

  • CiprofloxacinfluoroquinoloneModerate

    …syndrome, uncorrected electrolyte imbalance, such as hypokalemia or hypomagnesemia and cardiac disease, such as heart failure, myocardial infarction, or bradycardia), and patients receiving Class IA antiarrhythmic agents (quinidine, procainamide), or Class III antiarrhythmic agents (amiodarone, sotalol), tricyclic antidepressants, macrolides, and antipsychotics. (Ciprofloxacin label, Warnings and precautions)

  • Clarithromycinmacrolide antibioticModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • ClobazambenzodiazepineModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • ClonazepambenzodiazepineModerate

    …Interactions The CNS-depressant action of the benzodiazepine class of drugs may be potentiated by alcohol, narcotics, barbiturates, nonbarbiturate hypnotics, antianxiety agents, the phenothiazines, thioxanthene and butyrophenone classes of antipsychotic agents, monoamine oxidase inhibitors and the tricyclic antidepressants, and by other anticonvulsant drugs. (Clonazepam label, Drug interactions)

  • Clonidinealpha-adrenergic agonistModerate

    Tricyclic antidepressants Clinical Implication Concomitant use of tricyclic antidepressants with clonidine can increase blood pressure and may counteract the hypotensive effects of clonidine. (Clonidine label, Drug interactions)

  • Clopidogrelantiplatelet agentModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • ClorazepatebenzodiazepineModerate

    The actions of the benzodiazepines may be potentiated by barbiturates, narcotics, phenothiazines, monoamine oxidase inhibitors or other antidepressants. (Clorazepate label, Drug interactions)

  • Cocainelocal anestheticModerate

    Sympathomimetics, postganglionic blocking agents, and tricyclic antidepressants: Concomitant administration may increase the risk of cardiovascular adverse reactions. (Cocaine label, Drug interactions)

  • CyclosporineimmunosuppressantModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • DabigatrananticoagulantModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Daridorexantsedative-hypnoticModerate

    Co-administration with other CNS depressants (e.g., benzodiazepines, opioids, tricyclic antidepressants, alcohol) increases the risk of CNS depression, which can cause daytime impairment. (Daridorexant label, Warnings and precautions)

  • DarifenacinanticholinergicModerate

    Caution should be taken when darifenacin extended-release tablets is used concomitantly with medications that are predominantly metabolized by CYP2D6 and which have a narrow therapeutic window, such as flecainide, thioridazine and tricyclic antidepressants ( 7.2 ) (Darifenacin label, Drug interactions)

  • DarunavirantiretroviralModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Darunavir and cobicistatantiretroviralModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Deferasiroxiron supplementModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • DesmopressinModerate

    …that may Increase Risk of Hyponatremia Concomitant administration of DESMODA with other drugs that may increase the risk of water intoxication with hyponatremia, (e.g., tricyclic antidepressants, selective serotonin re-uptake inhibitors, chlorpromazine, opiate analgesics, thiazide diuretics, NSAIDs, lamotrigine, sulfonylureas, particularly chlorpropamide, oxybutynin… (Desmopressin label, Drug interactions)

  • DexamethasonecorticosteroidModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • DexmethylphenidateCNS stimulantModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • DiazepambenzodiazepineModerate

    …be given to the pharmacology of the agents employed particularly with compounds that may potentiate or be potentiated by the action of Valium, such as phenothiazines, antipsychotics, anxiolytics/sedatives, hypnotics, anticonvulsants, narcotic analgesics, anesthetics, sedative antihistamines, narcotics, barbiturates, MAO inhibitors and other antidepressants. (Diazepam label, Drug interactions)

  • DiclofenacNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • DicyclomineanticholinergicModerate

    …drugs including dicyclomine hydrochloride: amantadine, antiarrhythmic agents of Class I (e.g., quinidine), antihistamines, antipsychotic agents (e.g., phenothiazines), benzodiazepines, MAO inhibitors, narcotic analgesics (e.g., meperidine), nitrates and nitrites, sympathomimetic agents, tricyclic antidepressants, and other drugs having anticholinergic activity. (Dicyclomine label, Drug interactions)

  • DiethylpropionCNS stimulantModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • DiflunisalNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Digoxindigitalis glycosideModerate

    Concomitant use of VIIBRYD increased digoxin concentrations [see Clinical Pharmacology ( 12.3 )] . (Vilazodone label, Drug interactions)

  • Diltiazemcalcium channel blockerModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Dipyridamoleantiplatelet agentModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • DofetilideantiarrhythmicModerate

    Inhibitors of this isoenzyme (e.g., macrolide antibiotics, azole antifungal agents, protease inhibitors, serotonin reuptake inhibitors, amiodarone, cannabinoids, diltiazem, grapefruit juice, nefazadone, norfloxacin, quinine, zafirlukast) should be cautiously co-administered with dofetilide as they can potentially increase dofetilide levels. (Dofetilide label, Drug interactions)

  • Dorzolamide and timololcarbonic anhydrase inhibitorModerate

    CYP2D6 Inhibitors Potentiated systemic beta-blockade (e.g., decreased heart rate, depression) has been reported during combined treatment with CYP2D6 inhibitors (e.g., quinidine, SSRIs) and timolol. (Dorzolamide and timolol label, Drug interactions)

  • DronabinolcannabinoidModerate

    Concomitant use of other drugs that cause dizziness, confusion, sedation, or somnolence such as CNS depressants may increase this effect (e.g., barbiturates, benzodiazepines, lithium, opioids, buspirone, scopolamine, antihistamines, tricyclic antidepressants, other anticholinergic agents, and muscle relaxants). (Dronabinol label, Warnings and precautions)

  • Droperidoldopamine antagonistModerate

    Possible pharmacodynamic interactions can occur between droperidol and potentially arrhythmogenic agents such as class I or III antiarrhythmics, antihistamines that prolong the QT interval, antimalarials, calcium channel blockers, neuroleptics that prolong the QT interval, and antidepressants. (Droperidol label, Drug interactions)

  • EfavirenzantiretroviralModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • EnoxaparinanticoagulantModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • EpinephrinesympathomimeticModerate

    • Drugs that potentiate the effects of epinephrine include sympathomimetics, beta blockers, tricyclic antidepressants, MAO inhibitors, COMT inhibitors, clonidine, doxapram, oxytocin, levothyroxine sodium, and certain antihistamines. (Epinephrine label, Drug interactions)

  • Eplerenonealdosterone antagonistModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Eptifibatideantiplatelet agentModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Ergotamine and caffeineergot alkaloidModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • Erythromycinmacrolide antibioticModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • EslicarbazepineanticonvulsantModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Eszopiclonesedative-hypnoticModerate

    Additive effects occur with concomitant use of other CNS depressants (e.g., benzodiazepines, opioids, tricyclic antidepressants, alcohol), including daytime use. (Eszopiclone label, Warnings and precautions)

  • Ethacrynic acidloop diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • EtodolacNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • EtravirineantiretroviralModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • EverolimusimmunosuppressantModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • FenoprofenNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Fluconazoleazole antifungalModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • FlurbiprofenNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Fluticasone and salmeterolcorticosteroidModerate

    Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (Fluticasone and salmeterol label, Drug interactions)

  • FondaparinuxanticoagulantModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Formoterolbeta-adrenergic agonistModerate

    • MAO inhibitors, tricyclic antidepressants and drugs that prolong QTc interval may potentiate effect on the cardiovascular system. (Formoterol label, Drug interactions)

  • FosamprenavirantiretroviralModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • FosaprepitantCYP3A4 inhibitorModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • FoscarnetantiviralModerate

    …prolongation and the potential for torsades de pointes, the use of FOSCAVIR should be avoided in combination with agents known to prolong the QT interval including Class IA (e.g., quinidine or procainamide) or Class III (e.g., dofetilide, amiodarone, sotalol) antiarrhythmic agents, phenothiazines, tricyclic antidepressants, and certain macrolides and fluoroquinolones. (Foscarnet label, Drug interactions)

  • FosfomycinantibioticModerate

    Avoid co-administration of CONTEPO with drugs known to prolong the QT interval, such as class IA or class III antiarrhythmic medications, tricyclic antidepressants, macrolides, and antipsychotics [see Warnings and Precautions ( 5.2 )] . (Fosfomycin label, Drug interactions)

  • Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • FosphenytoinanticonvulsantModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Furosemideloop diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • GefitinibModerate

    Increase IRESSA to 500 mg daily in patients receiving a strong CYP3A4 inducer (e.g., rifampicin, phenytoin, or tricyclic antidepressant) and resume IRESSA at 250 mg 7 days after discontinuation of the strong inducer [see Dosage and Administration (2.4) , Clinical Pharmacology (12.3) ] . (Gefitinib label, Drug interactions)

  • GlycopyrrolateanticholinergicModerate

    Other Anticholinergic Drugs There is potential for an additive interaction between glycopyrrolate and concomitantly used anticholinergic drugs (e.g., tricyclic antidepressants, anti-epileptics, class I antiarrhythmics, anti­-spasmodics, amantadine) resulting in increased anticholinergic adverse reactions. (Glycopyrrolate label, Drug interactions)

  • GriseofulvinantifungalModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • HaloperidolantipsychoticModerate

    Plasma concentrations of CYP2D6 substrates (e,g. tricyclic antidepressants such as desipramine or imipramine) may increase when they are co-administered with haloperidol. (Haloperidol label, Drug interactions)

  • HeparinanticoagulantModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Hydrochlorothiazidethiazide diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • IbuprofenNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • ImatinibCYP3A4 inhibitorModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Indapamidethiazide diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • IndomethacinNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Ipratropium and albuterolanticholinergicModerate

    Monoamine Oxidase Inhibitors or Tricyclic Antidepressants Ipratropium Bromide and Albuterol Sulfate Inhalation Solution should be administered with extreme caution to patients being treated with monoamine oxidase inhibitors or tricyclic antidepressants, or within 2 weeks of discontinuation of such agents because the action of albuterol sulfate on the cardiovascular… (Ipratropium and albuterol label, Drug interactions)

  • Irbesartan and hydrochlorothiazideangiotensin II receptor blocker (ARB)Moderate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Isoproterenolbeta-adrenergic agonistModerate

    Drugs that may potentiate clinical response of Isoproterenol Clinical Impact The effects of isoproterenol may be potentiated by tricyclic antidepressants, monoamine oxidase inhibitors, levothyroxine sodium, and certain antihistamines, notably chlorpheniramine, tripelennamine, and diphenhydramine. (Isoproterenol label, Drug interactions)

  • Itraconazoleazole antifungalModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • IvacaftorCYP3A4 inhibitorModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Ketoconazoleazole antifungalModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • KetoprofenNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • KetorolacNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Lemborexantsedative-hypnoticModerate

    Co-administration with other CNS depressants (e.g., benzodiazepines, opioids, tricyclic antidepressants, alcohol) increases the risk of CNS depression, which can cause daytime impairment. (Lemborexant label, Warnings and precautions)

  • LenacapavirantiretroviralModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Levalbuterolbeta-adrenergic agonistModerate

    Monoamine oxidase inhibitors (MAOs) or tricyclic antidepressants : May potentiate effect of albuterol on the cardiovascular system. (Levalbuterol label, Drug interactions)

  • Levothyroxinethyroid hormoneModerate

    Antidepressant Therapy Concurrent use of tricyclic (e.g., amitriptyline) or tetracyclic (e.g., maprotiline) antidepressants and levothyroxine may increase the therapeutic and toxic effects of both drugs, possibly due to increased receptor sensitivity to catecholamines. (Levothyroxine label, Drug interactions)

  • Lidocainelocal anestheticModerate

    Clinically Significant Drug Interactions The administration of local anesthetic solutions containing epinephrine or norepinephrine to patients receiving monoamine oxidase inhibitors or tricyclic antidepressants may produce severe, prolonged hypertension. (Lidocaine label, Drug interactions)

  • Lidocaine and epinephrinelocal anestheticModerate

    …Adverse Reactions Due to Drug Interactions with FLAVALTA Risk of Severe, Persistent Hypertension Due to Drug Interactions Between FLAVALTA and Monoamine Oxidase Inhibitors and Tricyclic Antidepressants Administration of FLAVALTA (containing a vasoconstrictor, epinephrine) in patients receiving monoamine oxidase inhibitors (MAOI), or tricyclic antidepressants may result… (Lidocaine and epinephrine label, Warnings and precautions)

  • Liothyroninethyroid hormoneModerate

    Antidepressant Therapy Concurrent use of tricyclic (e.g., amitriptyline) or tetracyclic (e.g., maprotiline) antidepressants and liothyronine sodium may increase the therapeutic and toxic effects of both drugs, possibly due to increased receptor sensitivity to catecholamines. (Liothyronine label, Drug interactions)

  • Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Lopinavir and ritonavirantiretroviralModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • LorlatinibCYP3A4 inducerModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Losartan and hydrochlorothiazideangiotensin II receptor blocker (ARB)Moderate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • LumateperoneantipsychoticModerate

    Monitor all antidepressant-treated patients, especially during the initial few months of anti-depressant drug therapy, and at times of dosage changes. (Lumateperone label, Warnings and precautions)

  • LurasidoneantipsychoticModerate

    Activation of Mania/Hypomania Antidepressant treatment can increase the risk of developing a manic or hypomanic episode, particularly in patients with bipolar disorder. (Lurasidone label, Warnings and precautions)

  • Mefenamic acidNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • MefloquineantimalarialModerate

    Other Drugs that Prolong the QTc Interval Coadministration of other drugs known to alter cardiac conduction (e.g., anti-arrhythmic or beta-adrenergic blocking agents, calcium channel blockers, antihistamines or H 1 -blocking agents, tricyclic antidepressants and phenothiazines) might also contribute to a prolongation of the QTc interval. (Mefloquine label, Drug interactions)

  • MeloxicamNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Mepivacainelocal anestheticModerate

    Likewise, solutions of mepivacaine containing a vasoconstrictor, such as epinephrine, should be used with extreme caution in patients receiving monoamine oxidase inhibitors (MAOI) or antidepressants of the triptyline or imipramine types, because severe prolonged hypertension may result. (Mepivacaine label, Warnings)

  • MethscopolamineanticholinergicModerate

    Drug interactions Additive anticholinergic effects may result from concomitant use with antipsychotics, tricyclic antidepressants, and other drugs with anticholinergic effects. (Methscopolamine label, Drug interactions)

  • MethylphenidateCNS stimulantModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • Metolazonethiazide diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • MifepristoneCYP3A4 inhibitorModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Mirabegronbeta-adrenergic agonistModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • MitapivatCYP3A4 inducerModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • MitotaneCYP3A4 inducerModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • ModafinilCNS stimulantModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • MoxifloxacinfluoroquinoloneModerate

    Pharmacokinetic studies between moxifloxacin and other drugs that prolong the QT interval such as cisapride, erythromycin, antipsychotics, and tricyclic antidepressants have not been performed. (Moxifloxacin label, Warnings and precautions)

  • NabumetoneNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Nafcillinpenicillin antibioticModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • NalbuphineopioidModerate

    Serotonergic Drugs The concomitant use of opioids with other drugs that affect the serotonergic neurotransmitter system, such as selective serotonin reuptake inhibitors (SSRIs), serotonin and norepinephrine reuptake inhibitors (SNRIs), tricyclic antidepressants (TCAs), triptans, 5-HT3 receptor antagonists, drugs that effect the serotonin neurotransmitter system… (Nalbuphine label, Drug interactions)

  • Naltrexone and bupropionopioid antagonistModerate

    Drugs Metabolized by CYP2D6: Bupropion inhibits CYP2D6 and can increase concentrations of antidepressants, (e.g., selective serotonin reuptake inhibitors and many tricyclics), antipsychotics (e.g., haloperidol, risperidone and thioridazine), beta-blockers (e.g., metoprolol) and Type 1C antiarrhythmics (e.g., propafenone and flecainide). (Naltrexone and bupropion label, Drug interactions)

  • NaproxenNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • NevirapineantiretroviralModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Olmesartan and hydrochlorothiazideangiotensin II receptor blocker (ARB)Moderate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Olmesartan, amlodipine, and hydrochlorothiazideangiotensin II receptor blocker (ARB)Moderate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • OxaprozinNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • OxcarbazepineanticonvulsantModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • PalbociclibCYP3A4 inhibitorModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • PerampanelanticonvulsantModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • PhendimetrazineCNS stimulantModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • PhenobarbitalbarbiturateModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • PhentermineCNS stimulantModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • Phentermine and topiramateCNS stimulantModerate

    The risk is increased with concomitant use of other serotonergic drugs (including triptans, tricyclic antidepressants, fentanyl, meperidine, methadone, lithium, tramadol, tryptophan, buspirone, amphetamines, and St. (Vilazodone label, Warnings and precautions)

  • PhenylephrinedecongestantModerate

    Agonistic Effects (increase in BIORPHEN blood pressure effect) can occur with monoamine oxidase inhibitors (MAOI), oxytocin and oxytocic drugs, tricyclic antidepressants, angiotensin and aldosterone, atropine, steroids, norepinephrine transporter inhibitors, ergot alkaloids. (Phenylephrine label, Drug interactions)

  • PhenytoinanticonvulsantModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Physostigminecholinesterase inhibitorModerate

    Acute cardiac arrest may be possible during treatment with tricyclic antidepressants; therefore, Anticholium should only be considered as an antidote for this indication while the patient has continuous ECG monitoring. (Physostigmine label, Warnings and precautions)

  • PimozideantipsychoticModerate

    DRUG INTERACTIONS Because pimozide prolongs the QT interval of the electrocardiogram, an additive effect on QT interval would be anticipated if administered with other drugs, such as phenothiazines, tricyclic antidepressants or antiarrhythmic agents, which prolong the QT interval. (Pimozide label, Drug interactions)

  • PiroxicamNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Posaconazoleazole antifungalModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Prasugrelantiplatelet agentModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Prilocaine and epinephrinelocal anestheticModerate

    …Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine The administration of local anesthetic injections containing epinephrine or norepinephrine to patients receiving monoamine oxidase inhibitors, tricyclic antidepressants or phenothiazines may produce severe, prolonged hypotension or hypertension. (Prilocaine and epinephrine label, Drug interactions)

  • PrimidoneanticonvulsantModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • QuetiapineantipsychoticModerate

    It is generally believed (though not established in controlled trials) that treating such an episode with an antidepressant alone may increase the likelihood of precipitation of a mixed/manic episode in patients at risk for bipolar disorder. (Quetiapine label, Warnings and precautions)

  • Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • RanolazineQT-prolonging drugModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • RifabutinantibioticModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • RifampinantibioticModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • RifapentineantibioticModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • RitonavirantiretroviralModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • RivaroxabananticoagulantModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Salmeterolbeta-adrenergic agonistModerate

    • Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (Salmeterol label, Drug interactions)

  • SalsalateNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • ScopolamineanticholinergicModerate

    Concomitant use of other drugs that cause central nervous system (CNS) adverse reactions (e.g., alcohol, sedatives, hypnotics, opiates, and anxiolytics) or have anticholinergic properties (e.g., other belladonna alkaloids, sedating antihistamines, meclizine, tricyclic antidepressants, and muscle relaxants) may increase this effect [see Drug Interactions ( 7.1 )] . (Scopolamine label, Warnings and precautions)

  • Sodium oxybateCNS depressantModerate

    The concurrent use of Xyrem with other CNS depressants, including but not limited to opioid analgesics, benzodiazepines, sedating antidepressants or antipsychotics, sedating anti-epileptic drugs, general anesthetics, muscle relaxants, and/or illicit CNS depressants, may increase the risk of respiratory depression, hypotension, profound sedation, syncope, and… (Sodium oxybate label, Warnings and precautions)

  • Spironolactonealdosterone antagonistModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Spironolactone and hydrochlorothiazidealdosterone antagonistModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (Sulfamethoxazole and trimethoprim label, Drug interactions)

  • SulindacNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Suvorexantsedative-hypnoticModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • SuzetrigineCYP3A4 inducerModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Telmisartan and hydrochlorothiazideangiotensin II receptor blocker (ARB)Moderate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • TemazepambenzodiazepineModerate

    The benzodiazepines, including temazepam, produce additive CNS-depressant effects when co-administered with other CNS depressants such as alcohol, barbiturates, antipsychotics, sedative/hypnotics, anxiolytics, antidepressants, narcotic analgesics, sedative antihistamines, anticonvulsants, and anesthetics. (Temazepam label, Drug interactions)

  • Terbutalinebeta-adrenergic agonistModerate

    Monoamine Oxidase Inhibitors and Tricyclic Antidepressants Terbutaline sulfate should be administered with extreme caution to patients being treated with monoamine oxidase inhibitors or tricyclic antidepressants, or within 2 weeks of discontinuation of such agents, since the action of terbutaline sulfate on the vascular system may be potentiated. (Terbutaline label, Precautions)

  • Ticagrelorantiplatelet agentModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Tirofibanantiplatelet agentModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • Tizanidinemuscle relaxantModerate

    The CNS depressant effects of Zanaflex with alcohol and other CNS depressants (e.g., benzodiazepines, opioids, tricyclic antidepressants) may be additive [see Drug Interactions ( 7.4 )] . (Tizanidine label, Warnings and precautions)

  • TolmetinNSAIDModerate

    Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.3 ) (Vilazodone label, Warnings and precautions)

  • TopiramateanticonvulsantModerate

    CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Toremifeneselective estrogen receptor modulatorModerate

    …quinidine, procainamide, disopyramide) and Class III (e.g., amiodarone, sotalol, ibutilide, dofetilide) antiarrhythmics; certain antipsychotics (e.g., thioridazine, haloperidol); certain antidepressants (e.g., venlafaxine, amitriptyline); certain antibiotics (e.g., erythromycin, clarithromycin, levofloxacin, ofloxacin); and certain anti-emetics (e.g., ondansetron, granisetron). (Toremifene label, Drug interactions)

  • Torsemideloop diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Triamterenepotassium-sparing diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Triamterene and hydrochlorothiazidepotassium-sparing diureticModerate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • Umeclidinium and vilanterolanticholinergicModerate

    • Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (Umeclidinium and vilanterol label, Drug interactions)

  • Valsartan and hydrochlorothiazideangiotensin II receptor blocker (ARB)Moderate

    Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations ( 8.5 )] . (Vilazodone label, Warnings and precautions)

  • VasopressinModerate

    Drugs Suspected of Causing SIADH Use with drugs suspected of causing SIADH (e.g., SSRIs, tricyclic antidepressants, haloperidol, chlorpropamide, enalapril, methyldopa, pentamidine, vincristine, cyclophosphamide, ifosfamide, felbamate) may increase the pressor effect in addition to the antidiuretic effect of Vasostrict ® . (Vasopressin label, Drug interactions)

  • Verapamilcalcium channel blockerModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • Voriconazoleazole antifungalModerate

    CYP3A4 Inhibitors: The VIIBRYD dose should not exceed 20 mg once daily when co-administered with strong CYP3A4 inhibitors ( 2.4 , 7 ). (Vilazodone label, Drug interactions)

  • WarfarinanticoagulantModerate

    For patients taking warfarin, carefully monitor coagulation indices when initiating, titrating, or discontinuing VIIBRYD. (Vilazodone label, Warnings and precautions)

  • Zaleplonsedative-hypnoticModerate

    Coadministration with other CNS depressants (e.g., benzodiazepines, opioids, tricyclic antidepressants, alcohol) increases the risk of CNS depression. (Zaleplon label, Warnings)

  • Zolpidemsedative-hypnoticModerate

    Additive effects occur with concomitant use of other CNS depressants (e.g., benzodiazepines, opioids, tricyclic antidepressants, alcohol), including daytime use [see Drug Interactions (7.1) ] . (Zolpidem label, Warnings and precautions)

Minor mentions (20)

  • BenztropineanticholinergicMinor

    Paralytic ileus, hyperthermia and heat stroke, all of which have sometimes been fatal, have occurred in patients taking anticholinergic-type antiparkinsonism drugs, including benztropine mesylate, in combination with phenothiazines and/or tricyclic antidepressants. (Benztropine label, Warnings)

  • BrexpiprazoleantipsychoticMinor

    However, there is substantial evidence from placebo-controlled maintenance studies in adults with MDD that antidepressants delay the recurrence of depression. (Brexpiprazole label, Warnings and precautions)

  • There have been rare reports of adverse reactions, including hypertension and dyskinesia, resulting from the concomitant use of tricyclic antidepressants and carbidopa-levodopa preparations. (Carbidopa label, Drug interactions)

  • CariprazineantipsychoticMinor

    …placebo-controlled trials of adult patients with major depressive disorder, the proportion of patients with shifts in fasting glucose from normal (<100 mg/dL) to high (≥126 mg/dL) was greatest in the VRAYLAR 3 mg per day + antidepressant therapy arm (3.2%) compared with those taking VRAYLAR 1.5 mg per day + antidepressant therapy (2%) or those placebo-treated (1.3%). (Cariprazine label, Warnings and precautions)

  • ClozapineantipsychoticMinor

    Such drugs include specific antidepressants, phenothiazines, carbamazepine, and Type 1C antiarrhythmics (e.g., propafenone, flecainide, and encainide). (Clozapine label, Drug interactions)

  • Divalproex (valproate)anticonvulsantMinor

    In contrast, drugs that are inhibitors of cytochrome P450 isozymes, e.g., antidepressants, may be expected to have little effect on valproate clearance because cytochrome P450 microsomal mediated oxidation is a relatively minor secondary metabolic pathway compared to glucuronidation and beta-oxidation. (Divalproex (valproate) label, Drug interactions)

  • EluxadolineopioidMinor

    Other Serotonergic Drugs Concomitant use of VIIBRYD with other serotonergic drugs (including other SSRIs, SNRIs, triptans, tricyclic antidepressants, opioids, lithium, buspirone, amphetamines, tryptophan, and St. (Vilazodone label, Drug interactions)

  • HydroxyzineantihistamineMinor

    …quinidine, procainamide) or Class III (e.g., amiodarone, sotalol) antiarrhythmics, certain antipsychotics (e.g., ziprasidone, iloperidone, clozapine, quetiapine, chlorpromazine), certain antidepressants (e.g., citalopram, fluoxetine), certain antibiotics (e.g., azithromycin, erythromycin, clarithromycin, gatifloxacin, moxifloxacin); and others (e.g., pentamidine, methadone,… (Hydroxyzine label, Precautions)

  • These included patients with a history of seizures, epilepsy, cerebrovascular disorders, central nervous system anomalies or tumors, and in patients on concomitant medications that have been associated with convulsions such as bupropion and SSRIs. (Leuprolide label, Warnings and precautions)

  • LovastatinstatinMinor

    These include itraconazole, ketoconazole, posaconazole, voriconazole, the macrolide antibiotics erythromycin and clarithromycin, the ketolide antibiotic telithromycin, HIV protease inhibitors, boceprevir, telaprevir, the antidepressant nefazodone, or cobicistat-containing products. (Lovastatin label, Warnings)

  • Other Serotonergic Drugs Concomitant use of VIIBRYD with other serotonergic drugs (including other SSRIs, SNRIs, triptans, tricyclic antidepressants, opioids, lithium, buspirone, amphetamines, tryptophan, and St. (Vilazodone label, Drug interactions)

  • PerphenazineantipsychoticMinor

    Drug Interactions Metabolism of a number of medications, including antipsychotics, antidepressants, β-blockers, and antiarrhythmics, occurs through the cytochrome P450 2D6 isoenzyme (debrisoquine hydroxylase). (Perphenazine label, Drug interactions)

  • PropafenoneantiarrhythmicMinor

    Such drugs may include many antiarrhythmics, some phenothiazines, tricyclic antidepressants, and oral macrolides. (Propafenone label, Warnings and precautions)

  • Propranololbeta blockerMinor

    Antidepressants: The hypotensive effect of MAO inhibitors or tricyclic antidepressants may be exacerbated when administered with beta-blockers. (Propranolol label, Drug interactions)

  • QuinidineantiarrhythmicMinor

    Cytochrome P450 IID6 is an enzyme critical to the metabolism of many drugs, notably including mexiletine , some phenothiazines , and most polycyclic antidepressants . (Quinidine label, Drug interactions)

  • TerbinafineantifungalMinor

    Drugs predominantly metabolized by the CYP450 2D6 isozyme include the following drug classes: tricyclic antidepressants, selective serotonin reuptake inhibitors, beta-blockers, antiarrhythmics class 1C (e.g., flecainide and propafenone) and monoamine oxidase inhibitors Type B. (Terbinafine label, Drug interactions)

  • TiagabineanticonvulsantMinor

    In most cases, patients were using concomitant medications (antidepressants, antipsychotics, stimulants, narcotics) that are thought to lower the seizure threshold. (Tiagabine label, Warnings)

  • It is difficult to determine if Tolcapone tablets played a role in the pathogenesis of these events because these patients received several concomitant medications affecting the central nervous system such as monoaminergic (i.e., MAO-I, tricyclic and selective serotonin reuptake inhibitors) and anticholinergic agents. (Tolcapone label, Precautions)

  • TrihexyphenidylanticholinergicMinor

    Monoamine oxidase inhibitors and tricyclic antidepressants possessing significant anticholinergic activity may intensify the anticholinergic effects of antidyskinetic agents because of the secondary anticholinergic activities of these medications. (Trihexyphenidyl label, Drug interactions)

  • Valproic acidanticonvulsantMinor

    In contrast, drugs that are inhibitors of cytochrome P450 isozymes, e.g., antidepressants, may be expected to have little effect on valproate clearance because cytochrome P450 microsomal mediated oxidation is a relatively minor secondary metabolic pathway compared to glucuronidation and beta-oxidation. (Valproic acid label, Drug interactions)

No significant interaction reported (3)

  • DesloratadineantihistamineNo interaction

    …changes in the safety profile of desloratadine. [See Clinical Pharmacology (12.3) .] 7.2 Fluoxetine In controlled clinical studies co-administration of desloratadine with fluoxetine, a selective serotonin reuptake inhibitor (SSRI), resulted in increased plasma concentrations of desloratadine and 3 hydroxydesloratadine, but there were no clinically relevant changes… (Desloratadine label, Drug interactions)

  • EntacaponeNo interaction

    No interaction with the tricyclic antidepressant imipramine was shown in a single-dose study with entacapone without coadministered levodopa and dopa-decarboxylase inhibitor. (Entacapone label, Precautions)

  • Ropiniroledopamine agonistNo interaction

    Commonly Administered Drugs: Population analysis showed that commonly administered drugs (e.g., selegiline, amantadine, tricyclic antidepressants, benzodiazepines, ibuprofen, thiazides, antihistamines, anticholinergics) did not affect the clearance of ropinirole. (Ropinirole label, Drug interactions)

Check Vilazodone against everything you take. Add your full list; every pair is checked at once.

Open in the checker

Not medical advice. Severity reflects the label's wording, not your circumstances. A "major" flag can be routine under supervision and a "minor" one can matter at high doses. Ask a pharmacist.