Ramelteon interactions

Ramelteon (Rozerem), a sedative-hypnotic has 180 documented interactions across the FDA labels and fact sheets we index: 57 major, 113 moderate, 9 minor, and 1 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.

Major interactions (57)

  • AlcoholAlcoholMajor

    Alcohol: Causes additive psychomotor impairment; should not be used in combination. (Ramelteon label, Drug interactions)

  • AlprazolambenzodiazepineMajor

    • Effects on Driving and Operating Machinery: Patients receiving • alprazolam XR should be cautioned against operating machinery or driving a motor vehicle, as well as avoiding concomitant use of alcohol and other central nervous system (CNS) depressant drugs. (Alprazolam label, Warnings and precautions)

  • BuprenorphineopioidMajor

    Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Buprenorphine label, Boxed warning)

  • ButorphanolopioidMajor

    Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Butorphanol label, Boxed warning)

  • Cannabidiol (prescription)anticonvulsantMajor

    Fluvoxamine (strong CYP1A2 inhibitor): Increases AUC for ramelteon and should not be used in combination. (Ramelteon label, Contraindications)

  • CarbamazepineanticonvulsantMajor

    CNS Depressants The concomitant use of EQUETRO and other CNS depressants can increase the risk of respiratory depression, profound sedation, hypotension, and syncope. (Carbamazepine label, Drug interactions)

  • CetirizineantihistamineMajor

    Avoid concurrent use of QUZYTTIR with alcohol or other CNS depressants because additional reduction in alertness and additional impairment of CNS performance may occur. (Cetirizine label, Warnings and precautions)

  • ChlordiazepoxidebenzodiazepineMajor

    Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Chlordiazepoxide label, Warnings)

  • ChlorpheniramineantihistamineMajor

    …have a breathing problem such as emphysema or chronic bronchitis glaucoma trouble urinating due to an enlarged prostate gland Ask a doctor or pharmacist before use if you are taking sedatives or tranquilizers When using this product excitability may occur, especially in children drowsiness may occur avoid alcoholic beverages alchohol, sedatives and tranquilizers… (Chlorpheniramine label, Warnings)

  • ChlorpromazineantipsychoticMajor

    Do not use in comatose states or in the presence of large amounts of central nervous system depressants (alcohol, barbiturates, narcotics, etc.). (Chlorpromazine label, Contraindications)

  • CimetidineH2 blockerMajor

    Fluvoxamine (strong CYP1A2 inhibitor): Increases AUC for ramelteon and should not be used in combination. (Ramelteon label, Contraindications)

  • CiprofloxacinfluoroquinoloneMajor

    Fluvoxamine (strong CYP1A2 inhibitor): Increases AUC for ramelteon and should not be used in combination. (Ramelteon label, Contraindications)

  • ClobazambenzodiazepineMajor

    Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Clobazam label, Warnings and precautions)

  • ClonazepambenzodiazepineMajor

    Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Clonazepam label, Warnings)

  • Clonidinealpha-adrenergic agonistMajor

    Avoid use with other central nervous system (CNS) depressants ( 5.3 ) (Clonidine label, Warnings and precautions)

  • CodeineopioidMajor

    Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Codeine label, Boxed warning)

  • Cyclobenzaprinemuscle relaxantMajor

    Based on its structural similarity to TCAs, concomitant use of TONMYA with: MAO inhibitors may be life-threatening [see Contraindications (4) ] , Alcohol, barbiturates, and other CNS depressants may increase the risk of adverse reactions associated with these drugs, Tramadol may increase the seizure risk, Guanethidine or other similar acting drugs may block the… (Cyclobenzaprine label, Drug interactions)

  • Deferasiroxiron supplementMajor

    Fluvoxamine (strong CYP1A2 inhibitor): Increases AUC for ramelteon and should not be used in combination. (Ramelteon label, Contraindications)

  • DiazepambenzodiazepineMajor

    Prescribe the lowest effective dosage; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. (Diazepam label, Warnings)

  • DoxylamineantihistamineMajor

    …breathing problem such as emphysema or chronic bronchitis • glaucoma • trouble urinating due to an enlarged prostate gland Ask a doctor or pharmacist before use if you are taking • a sedative or any other sleep-aid • tranquilizers • any other antihistamines • any other drugs When using this product • avoid alcoholic beverages • do not drive a motor vehicle or operate… (Doxylamine label, Warnings)

  • Eszopiclonesedative-hypnoticMajor

    The use of LUNESTA with other sedative-hypnotics at bedtime or the middle of the night is not recommended. (Eszopiclone label, Warnings and precautions)

  • FentanylopioidMajor

    • Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Fentanyl label, Boxed warning)

  • FluvoxamineSSRIMajor

    Patients should not take ROZEREM in conjunction with fluvoxamine [see Drug Interactions (7) ] . (Ramelteon label, Contraindications)

  • GabapentinanticonvulsantMajor

    • Respiratory Depression: May occur with NEURONTIN when used with concomitant central nervous system (CNS) depressants, including opioids, or in the setting of underlying respiratory impairment. (Gabapentin label, Warnings and precautions)

  • HaloperidolantipsychoticMajor

    Prevention or Management Avoid concomitant use of HALDOL DECANOATE with CNS depressants such as anesthetics, opioids, and alcohol. (Haloperidol label, Drug interactions)

  • Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Hydrocodone and acetaminophen label, Boxed warning)

  • HydromorphoneopioidMajor

    Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death . (Hydromorphone label, Boxed warning)

  • HydroxyzineantihistamineMajor

    Rarely, cardiac arrests and death have been reported in association with the combined use of hydroxyzine hydrochloride intramuscularly and other CNS depressants. (Hydroxyzine label, Precautions)

  • KetamineCNS depressantMajor

    Benzodiazepines, Opioid Analgesics, or other CNS Depressants : Concomitant use may result in profound sedation, respiratory depression, coma, or death. (Ketamine label, Drug interactions)

  • Ketoconazoleazole antifungalMajor

    This may potentiate and prolong hypnotic and sedative effects, especially with repeated dosing or chronic administration of these agents. (Ketoconazole label, Contraindications)

  • LevocetirizineantihistamineMajor

    Avoid concurrent use of alcohol or other central nervous system depressants with XYZAL. (Levocetirizine label, Warnings and precautions)

  • LevorphanolopioidMajor

    Risks from Concomitant Use with Benzodiazepines or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Levorphanol label, Boxed warning)

  • LorazepambenzodiazepineMajor

    Caution patients receiving LOREEV XR against operating machinery or driving a motor vehicle as well to avoid the concomitant use of alcohol and other CNS depressant drugs during treatment ( 5.4 , 7 ) (Lorazepam label, Warnings and precautions)

  • MeperidineopioidMajor

    Risks from Concomitant Use with Benzodiazepines or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Meperidine label, Boxed warning)

  • MethadoneopioidMajor

    Managing Risks from Concomitant Use with Benzodiazepines or Other CNS Depressants Concomitant use with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, is a risk factor for respiratory depression and death [see Warnings and Precautions ( 5.2 )]. (Methadone label, Boxed warning)

  • MidazolambenzodiazepineMajor

    WARNING: PERSONNEL AND EQUIPMENT FOR MONITORING AND RESUSCITATION, AND RISKS FROM CONCOMITANT USE WITH OPIOID ANALGESICS AND OTHER SEDATIVE-HYPNOTICS Personnel and Equipment for Monitoring and ResuscitationOnly personnel trained in the administration of procedural sedation, and not involved in the conduct of the diagnostic or therapeutic procedure, should administer… (Midazolam label, Boxed warning)

  • MorphineopioidMajor

    Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Morphine label, Boxed warning)

  • NalbuphineopioidMajor

    Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Nalbuphine label, Boxed warning)

  • Nirmatrelvir and ritonavirantiviralMajor

    …(selective blocker of Na v 1.8 sodium channels): suzetrigine • Opioid antagonists: naloxegol • PDE5 inhibitor: sildenafil (Revatio ® ) when used for pulmonary arterial hypertension (PAH) • Sedative/hypnotics: triazolam, oral midazolam • Serotonin receptor 1A agonist/serotonin receptor 2A antagonist: flibanserin • Vasopressin receptor antagonists: tolvaptan ➢ Drugs that… (Nirmatrelvir and ritonavir label, Contraindications)

  • OliceridineopioidMajor

    Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Oliceridine label, Boxed warning)

  • OlopatadineantihistamineMajor

    Avoid concurrent use of alcohol or other central nervous system depressants with olopatadine hydrochloride nasal spray ( 5.2 ). (Olopatadine label, Warnings and precautions)

  • OxycodoneopioidMajor

    Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Oxycodone label, Boxed warning)

  • …LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION; NEONATAL OPIOID WITHDRAWAL SYNDROME; CYTOCHROME P450 3A4 INTERACTION; and RISKS FROM CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS Addiction, Abuse, and Misuse Oxycodone hydrochloride tablets exposes patients and other users to the risks of opioid addiction, abuse, and misuse, which can lead to… (Oxycodone and acetaminophen label, Boxed warning)

  • OxymorphoneopioidMajor

    Risks From Concomitant Use with Benzodiazepines or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Oxymorphone label, Boxed warning)

  • Pentazocine and naloxoneopioidMajor

    …MITIGATION STRATEGY (REMS); LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION; NEONATAL OPIOID WITHDRAWAL SYNDROME; and RISKS FROM CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS Addiction, Abuse, and Misuse Pentazocine and Naloxone Tablets exposes patients and other users to the risks of opioid addiction, abuse, and misuse, which can lead to… (Pentazocine and naloxone label, Boxed warning)

  • PhenelzineMAO inhibitorMajor

    Phenelzine sulfate should not be used in combination with dextromethorphan or with CNS depressants such as alcohol and certain narcotics. (Phenelzine label, Contraindications)

  • PhenobarbitalbarbiturateMajor

    CNS depressants: Closely monitor for sedation and respiratory depression. (Phenobarbital label, Drug interactions)

  • PregabalinanticonvulsantMajor

    • Respiratory Depression : May occur with LYRICA when used with concomitant CNS depressants or in the setting of underlying respiratory impairment. (Pregabalin label, Warnings and precautions)

  • ProchlorperazineantipsychoticMajor

    Do not use in comatose states or in the presence of large amounts of central nervous system depressants (alcohol, barbiturates, narcotics, etc.). Do not use in pediatric surgery. (Prochlorperazine label, Contraindications)

  • RitonavirantiretroviralMajor

    WARNING: DRUG-DRUG INTERACTIONS LEADING TO POTENTIALLY SERIOUS AND/OR LIFE THREATENING REACTIONS Co-administration of NORVIR with several classes of drugs including sedative hypnotics, antiarrhythmics, or ergot alkaloid preparations may result in potentially serious and/or life-threatening adverse events due to possible effects of NORVIR on the hepatic metabolism… (Ritonavir label, Boxed warning)

  • Sodium oxybateCNS depressantMajor

    • Central Nervous System Depression Xyrem (sodium oxybate) is a CNS depressant. (Sodium oxybate label, Boxed warning)

  • TapentadolopioidMajor

    Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Tapentadol label, Boxed warning)

  • TramadolopioidMajor

    Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (Tramadol label, Boxed warning)

  • TriazolambenzodiazepineMajor

    • Effects on Driving and Operating Heavy Machinery : Patients receiving triazolam should be cautioned against driving or operating heavy machinery, as well as avoiding concomitant use with alcohol and other CNS depressant drugs. (Triazolam label, Warnings and precautions)

  • Viloxazinenorepinephrine reuptake inhibitorMajor

    Fluvoxamine (strong CYP1A2 inhibitor): Increases AUC for ramelteon and should not be used in combination. (Ramelteon label, Contraindications)

  • Zaleplonsedative-hypnoticMajor

    The use of zaleplon with other sedative-hypnotics at bedtime or the middle of the night is not recommended (see ). (Zaleplon label, Warnings)

  • Zolpidemsedative-hypnoticMajor

    The use of Zolpidem Tartrate with other sedative-hypnotics (including other zolpidem products) at bedtime or the middle of the night is not recommended. (Zolpidem label, Warnings and precautions)

Moderate interactions (113)

  • Allopurinolxanthine oxidase inhibitorModerate

    Inform patients also that the central nervous system depressant effects of allopurinol tablets may be additive to those of alcohol and other CNS depressants. (Allopurinol label, Warnings and precautions)

  • AmiodaroneantiarrhythmicModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Amitriptylinetricyclic antidepressantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • AprepitantCYP3A4 inhibitorModerate

    Rifampin (strong CYP enzyme inducer): Decreases exposure to and effects of ramelteon. (Ramelteon label, Drug interactions)

  • AripiprazoleantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • ArmodafinilCNS stimulantModerate

    Rifampin (strong CYP enzyme inducer): Decreases exposure to and effects of ramelteon. (Ramelteon label, Drug interactions)

  • AsenapineantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • AzelastineantihistamineModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Baclofenmuscle relaxantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Bictegravir, emtricitabine, and tenofovir alafenamideantiretroviralModerate

    Sedatives/Hypnotics: midazolam (oral) triazolam ↑ midazolam (oral) ↑ triazolam Use caution when midazolam or triazolam is concomitantly administered with BIXLENVO. (Bictegravir, emtricitabine, and tenofovir alafenamide label, Drug interactions)

  • BosentanCYP3A4 inducerModerate

    Rifampin (strong CYP enzyme inducer): Decreases exposure to and effects of ramelteon. (Ramelteon label, Drug interactions)

  • BrexpiprazoleantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Brimonidinealpha-adrenergic agonistModerate

    Use with CNS depressants may result in an additive or potentiating effect. (Brimonidine label, Drug interactions)

  • BrivaracetamanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Buprenorphine and naloxoneopioidModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Buspironeserotonergic drugModerate

    Triazolam/flurazepam: Coadministration of buspirone with either triazolam or flurazepam did not appear to prolong or intensify the sedative effects of either benzodiazepine. (Buspirone label, Drug interactions)

  • Butalbital, acetaminophen, and caffeinebarbiturateModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • CapecitabineantimetaboliteModerate

    Fluconazole (strong CYP2C9 inhibitor): Increases systemic exposure of ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • CariprazineantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Carisoprodolmuscle relaxantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • CenobamateanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Clarithromycinmacrolide antibioticModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • ClozapineantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • CyclosporineimmunosuppressantModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Dantrolenemuscle relaxantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Daridorexantsedative-hypnoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • DeutetrabenazineVMAT2 inhibitorModerate

    Alcohol or other sedating drugs: May have additive sedation and somnolence ( 7.5 ) (Deutetrabenazine label, Drug interactions)

  • DexamethasonecorticosteroidModerate

    Rifampin (strong CYP enzyme inducer): Decreases exposure to and effects of ramelteon. (Ramelteon label, Drug interactions)

  • Dexmedetomidinealpha-adrenergic agonistModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Diltiazemcalcium channel blockerModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • DimenhydrinateantihistamineModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • DiphenhydramineantihistamineModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • DisulfiramCYP2C9 inhibitorModerate

    Fluconazole (strong CYP2C9 inhibitor): Increases systemic exposure of ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Divalproex (valproate)anticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Donepezilcholinesterase inhibitorModerate

    Donepezil: Increases systemic exposure of ramelteon; patients should be closely monitored when ramelteon is coadministered with donepezil. (Ramelteon label, Drug interactions)

  • Doxepintricyclic antidepressantModerate

    Doxepin: Increases systemic exposure of ramelteon; patients should be closely monitored when ramelteon is coadministered with doxepin. (Ramelteon label, Drug interactions)

  • DronabinolcannabinoidModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • DronedaroneantiarrhythmicModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • EluxadolineopioidModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Erythromycinmacrolide antibioticModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • EslicarbazepineanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • EthosuximideanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • EverolimusimmunosuppressantModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • FelbamateanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • FlibanserinCNS depressantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Fluconazoleazole antifungalModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • FluvastatinstatinModerate

    Fluconazole (strong CYP2C9 inhibitor): Increases systemic exposure of ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • GriseofulvinantifungalModerate

    Rifampin (strong CYP enzyme inducer): Decreases exposure to and effects of ramelteon. (Ramelteon label, Drug interactions)

  • Guanfacinealpha-adrenergic agonistModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • IloperidoneantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • ImatinibCYP3A4 inhibitorModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • IsoniazidantibioticModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Itraconazoleazole antifungalModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • IvacaftorCYP3A4 inhibitorModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • LacosamideanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Lemborexantsedative-hypnoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • LevetiracetamanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Lofexidinealpha-adrenergic agonistModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • LumateperoneantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • LurasidoneantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • MeclizineantihistamineModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Methocarbamolmuscle relaxantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Metoclopramidedopamine antagonistModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • MetronidazoleantibioticModerate

    Fluconazole (strong CYP2C9 inhibitor): Increases systemic exposure of ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Miconazoleazole antifungalModerate

    Fluconazole (strong CYP2C9 inhibitor): Increases systemic exposure of ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Mirabegronbeta-adrenergic agonistModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • MirtazapineantidepressantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • ModafinilCNS stimulantModerate

    Rifampin (strong CYP enzyme inducer): Decreases exposure to and effects of ramelteon. (Ramelteon label, Drug interactions)

  • Naloxoneopioid antagonistModerate

    WARNINGS AND PRECAUTIONS Risk of Recurrent Respiratory and CNS Depression : Due to the duration of action of naloxone relative to the opioid, respiratory and CNS depression may recur after the first dose of naloxone. (Naloxone label, Warnings and precautions)

  • Naltrexone and bupropionopioid antagonistModerate

    …malformation, central nervous system tumor or infection, or metabolic disorders (e.g., hypoglycemia, hyponatremia, severe hepatic impairment, and hypoxia) excessive use of alcohol or sedatives, addiction to cocaine or stimulants, or withdrawal from sedatives patients with diabetes treated with insulin and/or oral diabetic medications (sulfonylureas and meglitinides)… (Naltrexone and bupropion label, Warnings and precautions)

  • Nortriptylinetricyclic antidepressantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • OlanzapineantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • OxcarbazepineanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • PalbociclibCYP3A4 inhibitorModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • PaliperidoneantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • PerampanelanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Phentermine and topiramateCNS stimulantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • PhenytoinanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • PimavanserinantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Posaconazoleazole antifungalModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Pramipexoledopamine agonistModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • PrimidoneanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • PromethazineantihistamineModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • PropofolCNS depressantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • QuetiapineantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • RanolazineQT-prolonging drugModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • RifampinantibioticModerate

    Rifampin (strong CYP enzyme inducer): Decreases exposure to and effects of ramelteon. (Ramelteon label, Drug interactions)

  • RisperidoneantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Ropiniroledopamine agonistModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • RufinamideanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • ScopolamineanticholinergicModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Sulfamethoxazole and trimethoprimsulfonamideModerate

    Fluconazole (strong CYP2C9 inhibitor): Increases systemic exposure of ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Suvorexantsedative-hypnoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Tasimelteonsedative-hypnoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • TemazepambenzodiazepineModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • TestosteroneandrogenModerate

    Reproductive effects: Include decreased testosterone and increased prolactin levels. (Ramelteon label, Warnings and precautions)

  • TetrabenazineVMAT2 inhibitorModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • TheophyllinemethylxanthineModerate

    25% increase Diazepam Benzodiazepines increase CNS concentrations of adenosine, a potent CNS depressant, while theophylline blocks adenosine receptors. (Theophylline label, Drug interactions)

  • TiagabineanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Ticagrelorantiplatelet agentModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Tizanidinemuscle relaxantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • TopiramateanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • TranylcypromineMAO inhibitorModerate

    Excessive reduction of blood glucose (additive effect) f CNS depressant agents (including opioids, alcohol, sedatives, hypnotics) Use with caution d Increased CNS depression Dietary supplements containing sympathomimetics Contraindicated a Antidepressants including but not limited to: Other MAOIs (e.g., linezolid, intravenous methylene blue, selective MAOIs)… (Tranylcypromine label, Drug interactions)

  • TrazodoneantidepressantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • TrihexyphenidylanticholinergicModerate

    Concurrent use of alcohol or other CNS depressants with trihexyphenidyl HCl may cause increased sedative effects. (Trihexyphenidyl label, Drug interactions)

  • TrimethoprimantibioticModerate

    Fluconazole (strong CYP2C9 inhibitor): Increases systemic exposure of ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Valproic acidanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Verapamilcalcium channel blockerModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • VigabatrinanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • Voriconazoleazole antifungalModerate

    Ketoconazole (strong CYP3A4 inhibitor): Increases AUC for ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • Zafirlukastleukotriene receptor antagonistModerate

    Fluconazole (strong CYP2C9 inhibitor): Increases systemic exposure of ramelteon; administer with caution. (Ramelteon label, Drug interactions)

  • ZiprasidoneantipsychoticModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

  • ZonisamideanticonvulsantModerate

    The use of alcohol and other CNS depressants may increase the risk of such behaviors. (Ramelteon label, Warnings and precautions)

Minor mentions (9)

  • Amphetamine and dextroamphetamineCNS stimulantMinor

    In addition, in vitro data indicate that ramelteon does not cause false-positive results for benzodiazepines, opiates, barbiturates, cocaine, cannabinoids, or amphetamines in two standard urine drug screening methods in vitro . (Ramelteon label, Warnings and precautions)

  • BupropionantidepressantMinor

    Additional predisposing conditions include diabetes mellitus treated with oral hypoglycemic drugs or insulin, use of anorectic drugs, excessive use of alcohol, use of benzodiazepines, sedatives/hypnotics, or opiates. (Bupropion label, Warnings and precautions)

  • DexmethylphenidateCNS stimulantMinor

    In addition, in vitro data indicate that ramelteon does not cause false-positive results for benzodiazepines, opiates, barbiturates, cocaine, cannabinoids, or amphetamines in two standard urine drug screening methods in vitro . (Ramelteon label, Warnings and precautions)

  • Epoetin alfaMinor

    The “gasping syndrome” is characterized by central nervous system (CNS) depression, metabolic acidosis, and gasping respirations. (Epoetin alfa label, Warnings and precautions)

  • LisdexamfetamineCNS stimulantMinor

    In addition, in vitro data indicate that ramelteon does not cause false-positive results for benzodiazepines, opiates, barbiturates, cocaine, cannabinoids, or amphetamines in two standard urine drug screening methods in vitro . (Ramelteon label, Warnings and precautions)

  • MethylphenidateCNS stimulantMinor

    In addition, in vitro data indicate that ramelteon does not cause false-positive results for benzodiazepines, opiates, barbiturates, cocaine, cannabinoids, or amphetamines in two standard urine drug screening methods in vitro . (Ramelteon label, Warnings and precautions)

  • PhentermineCNS stimulantMinor

    In addition, in vitro data indicate that ramelteon does not cause false-positive results for benzodiazepines, opiates, barbiturates, cocaine, cannabinoids, or amphetamines in two standard urine drug screening methods in vitro . (Ramelteon label, Warnings and precautions)

  • Prazosinalpha blockerMinor

    …to date with the following: (1) cardiac glycosides– digitalis and digoxin; (2) hypoglycemics–insulin, chlorpropamide, phenformin, tolazamide, and tolbutamide; (3) tranquilizers and sedatives–chlordiazepoxide, diazepam, and phenobarbital; (4) antigout–allopurinol, colchicine, and probenecid; (5) antiarrhythmics–procainamide, propranolol (see WARNINGS however),… (Prazosin label, Drug interactions)

  • SolriamfetolCNS stimulantMinor

    In addition, in vitro data indicate that ramelteon does not cause false-positive results for benzodiazepines, opiates, barbiturates, cocaine, cannabinoids, or amphetamines in two standard urine drug screening methods in vitro . (Ramelteon label, Warnings and precautions)

No significant interaction reported (1)

  • Montelukastleukotriene receptor antagonistNo interaction

    …adjustment is needed when SINGULAIR is co-administered with theophylline, prednisone, prednisolone, oral contraceptives, fexofenadine, digoxin, warfarin, gemfibrozil, itraconazole, thyroid hormones, sedative hypnotics, non-steroidal anti-inflammatory agents, benzodiazepines, decongestants, and Cytochrome P450 (CYP) enzyme inducers [see Clinical Pharmacology (12.3) ]. (Montelukast label, Drug interactions)

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

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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.