Atropine interactions

Atropine (AtroPen, Isopto Atropine), an anticholinergic has 123 documented interactions across the FDA labels and fact sheets we index: 19 major, 82 moderate, 20 minor, and 2 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 (19)

  • AclidiniumanticholinergicMajor

    Avoid administrations of TUDORZA PRESSAIR with other anticholinergic-containing drugs. (Aclidinium label, Drug interactions)

  • AlcoholAlcoholMajor

    Benzyl Alcohol The preservative benzyl alcohol has been associated with serious adverse events and death in neonates. (Atropine label, Warnings and precautions)

  • BenztropineanticholinergicMajor

    Because of its atropine-like side effects, this drug is contraindicated in pediatric patients under three years of age, and should be used with caution in older pediatric patients. (Benztropine label, Contraindications)

  • ClozapineantipsychoticMajor

    When possible, avoid concomitant use, with other anticholinergic medications because the risk for anticholinergic toxicity or severe gastrointestinal adverse reactions is increased [see Warnings and Precautions ( 5.7 ), Drug Interactions ( 7.1 )]. (Clozapine label, Warnings and precautions)

  • Usage of MOTOFEN ® in recommended doses is not likely to cause prominent anticholinergic side effects, but MOTOFEN ® should be avoided in patients in whom anticholinergic drugs are contraindicated. (Difenoxin and atropine label, Warnings)

  • Intervention Concomitant use of anticholinergic drugs with GVOKE VialDx is not recommended. (Glucagon label, Drug interactions)

  • GlycopyrrolateanticholinergicMajor

    • Other Conditions Exacerbated by Anticholinergic Adverse Reactions : Use is not recommended in patients with autonomic neuropathy, hyperthyroidism, cardiac disease, hiatal hernia, etc. (Glycopyrrolate label, Warnings and precautions)

  • IpratropiumanticholinergicMajor

    Hypersensitivity to ipratropium bromide or other ATROVENT HFA components Hypersensitivity to atropine or any of its derivatives Hypersensitivity to ipratropium bromide or other ATROVENT HFA components ( 4 ) (Ipratropium label, Contraindications)

  • Ipratropium and albuterolanticholinergicMajor

    CONTRAINDICATIONS Ipratropium Bromide and Albuterol Sulfate Inhalation Solution is contraindicated in patients with a history of hypersensitivity to any of its components, or to atropine and its derivatives. (Ipratropium and albuterol label, Contraindications)

  • Early diarrhea may be accompanied by cholinergic symptoms which may be prevented or ameliorated by atropine. (Irinotecan label, Boxed warning)

  • Metoclopramidedopamine antagonistMajor

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, malignant hyperthermia, drug fever, serotonin syndrome, and primary central nervous system pathology. (Metoclopramide label, Warnings and precautions)

  • Potassium citratepotassium supplementMajor

    In patients in whom there is cause for arrest or delay in tablet passage through the gastrointestinal tract, such as those suffering from delayed gastric emptying, esophageal compression, intestinal obstruction or stricture, or those taking anticholinergic medication. (Potassium citrate label, Contraindications)

  • Pyridostigminecholinesterase inhibitorMajor

    WARNING: RISKS WITH IMPROPER USE OF PYRIDOSTIGMINE BROMIDE After Exposure to Soman, Use Atropine and Pralidoxime Pyridostigmine bromide is for use as a pretreatment for exposure to soman nerve agent. (Pyridostigmine label, Boxed warning)

  • QuinidineantiarrhythmicMajor

    Quinidine is also contraindicated in patients who, like those with myasthenia gravis, might be adversely affected by an anticholinergic agent. (Quinidine label, Contraindications)

  • Rivastigminecholinesterase inhibitorMajor

    Concomitant use with metoclopramide, beta-blockers, or cholinomimetic and anticholinergic drugs is not recommended ( 7.1 , 7.2 , 7.3 ) (Rivastigmine label, Drug interactions)

  • TiotropiumanticholinergicMajor

    Avoid administration of SPIRIVA RESPIMAT with other anticholinergic-containing drugs. (Tiotropium label, Drug interactions)

  • TranylcypromineMAO inhibitorMajor

    …(HR) b or Serotonin Syndrome (SS) c ] Agents with blood pressure-reducing effects Use with caution d Hypotension e Non-selective H1 receptor antagonists Contraindicated a Increased anticholinergic effects Beta-adrenergic blockers (see also agents or procedures with blood pressure-reducing effects) Use with the caution d More pronounced bradycardia, postural hypotension… (Tranylcypromine label, Drug interactions)

  • UmeclidiniumanticholinergicMajor

    Avoid administration of Umeclidinium ELLIPTA with other anticholinergic-containing drugs. (Umeclidinium label, Drug interactions)

  • Umeclidinium and vilanterolanticholinergicMajor

    Avoid administration of Umeclidinium and Vilanterol ELLIPTA with other anticholinergic-containing drugs. (Umeclidinium and vilanterol label, Drug interactions)

Moderate interactions (82)

  • Anticholinergic Drugs The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Acetaminophen and codeine label, Drug interactions)

  • AripiprazoleantipsychoticModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever, and primary central nervous system pathology. (Aripiprazole label, Warnings and precautions)

  • AsenapineantipsychoticModerate

    Strenuous exercise, exposure to extreme heat, dehydration, and anticholinergic medications may contribute to an elevation in core body temperature; use SAPHRIS with caution in patient who may experience these conditions. (Asenapine label, Warnings and precautions)

  • Drugs that alter gastrointestinal motility: The bioavailability of thiazide-type diuretics may be increased by anticholinergic agents (e.g., atropine, biperiden), apparently due to a decrease in gastrointestinal motility and the stomach emptying rate. (Benazepril and hydrochlorothiazide label, Drug interactions)

  • Botulinum toxin type Aneuromuscular blockerModerate

    Aminoglycosides or other agents interfering with neuromuscular transmission Anticholinergic drugs Botulinum neurotoxin products Muscle relaxants Aminoglycoside antibiotics, anticholinergic agents, or any other agents that interfere with neuromuscular transmission may potentiate the effect of DAXXIFY; co-administer only with caution and close observation. (Botulinum toxin type A label, Drug interactions)

  • BrexpiprazoleantipsychoticModerate

    Strenuous exercise, exposure to extreme heat, dehydration, and anticholinergic medications may contribute to an elevation in core body temperature; use REXULTI with caution in patients who may experience these conditions. (Brexpiprazole label, Warnings and precautions)

  • BuprenorphineopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase the risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Buprenorphine label, Drug interactions)

  • Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase the risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Buprenorphine and naloxone label, Drug interactions)

  • Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Butalbital, acetaminophen, caffeine, and codeine label, Drug interactions)

  • Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Butalbital, aspirin, caffeine, and codeine label, Drug interactions)

  • CarbamazepineanticonvulsantModerate

    Increased Intraocular Pressure Carbamazepine has mild anticholinergic activity. (Carbamazepine label, Warnings and precautions)

  • CarbidopaModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever, and primary central nervous system (CNS) pathology. (Carbidopa label, Warnings)

  • CarbinoxamineantihistamineModerate

    Concomitant Medical Conditions Carbinoxamine Maleate Extended-Release Oral Suspension has anticholinergic (atropine-like) properties and, therefore, should be used with caution in patients with: increased intraocular pressure, narrow angle glaucoma, hyperthyroidism, cardiovascular disease, hypertension, stenosing peptic ulcer, symptomatic prostatic hypertrophy,… (Carbinoxamine label, Warnings and precautions)

  • CariprazineantipsychoticModerate

    Strenuous exercise, exposure to extreme heat, dehydration, and anticholinergic medications may contribute to an elevation in core body temperature; use VRAYLAR with caution in patient who may experience these conditions. (Cariprazine label, Warnings and precautions)

  • ChlorpromazineantipsychoticModerate

    Use with caution in persons who will be exposed to extreme heat, organophosphorus insecticides and in persons receiving atropine or related drugs. (Chlorpromazine label, Precautions)

  • CodeineopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Codeine label, Drug interactions)

  • Cyclobenzaprinemuscle relaxantModerate

    Atropine-like Adverse Reactions: Use with caution in patients with a history of urinary retention, angle-closure glaucoma, increased intraocular pressure and in patients taking anticholinergic medications. (Cyclobenzaprine label, Warnings and precautions)

  • DarifenacinanticholinergicModerate

    Darifenacin extended-release tablets, like other anticholinergic drugs, may decrease gastrointestinal motility and should be used with caution in patients with conditions such as severe constipation, ulcerative colitis, and myasthenia gravis. (Darifenacin label, Warnings and precautions)

  • DeutetrabenazineVMAT2 inhibitorModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever, and primary central nervous system pathology. (Deutetrabenazine label, Warnings and precautions)

  • DexchlorpheniramineantihistamineModerate

    PRECAUTIONS CORPHENA Oral Solution has an atropine-like action and, therefore, should be used with caution in patients with: History of bronchial asthma Increased intraocular pressure Hyperthyroidism Cardiovascular disease Hypertension Drug Interaction MAO inhibitors prolong and intensify the anticholinergic (drying) effects of antihistamines. (Dexchlorpheniramine label, Precautions)

  • Dexmedetomidinealpha-adrenergic agonistModerate

    The intravenous administration of anticholinergic agents (e.g., glycopyrrolate, atropine) should be considered to modify vagal tone. (Dexmedetomidine label, Warnings and precautions)

  • Dextromethorphan and quinidineserotonergic drugModerate

    Anticholinergic effects of quinidine: Monitor for worsening in myasthenia gravis and other sensitive conditions. (Dextromethorphan and quinidine label, Warnings and precautions)

  • DicyclomineanticholinergicModerate

    Anticholinergic agents: may affect the gastrointestinal absorption of various drugs; may also increase certain actions or side effects of other anticholinergic drugs (7) (Dicyclomine label, Drug interactions)

  • Clinical presentations vary in terms of which toxicity (anticholinergic vs. opioid) will present first or predominate; non-specific findings have been reported and include symptoms such as drowsiness (see OVERDOSAGE ). (Diphenoxylate and atropine label, Warnings)

  • 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)

  • EluxadolineopioidModerate

    Examples: alosetron, anticholinergics, opioids Table 3: Established and Other Potentially Clinically Relevant Interactions Affecting Drugs Co-Administered with VIBERZI OATP1B1 and BCRP Substrate Clinical Impact: VIBERZI may increase the exposure of co-administered OATP1B1 and BCRP substrates. (Eluxadoline label, Drug interactions)

  • FentanylopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Fentanyl label, Drug interactions)

  • FesoterodineanticholinergicModerate

    Urinary Retention in Adult Patients With Bladder Outlet Obstruction The use of Toviaz, like other antimuscarinic drugs, in patients with clinically significant bladder outlet obstruction, including patients with urinary retention, may result in further urinary retention and kidney injury. (Fesoterodine label, Warnings and precautions)

  • FluphenazineantipsychoticModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever and primary central nervous system (CNS) pathology. (Fluphenazine label, Warnings)

  • HaloperidolantipsychoticModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever and primary central nervous system (CNS) pathology. (Haloperidol label, Warnings)

  • HydrocodoneopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Hydrocodone label, Drug interactions)

  • Anticholinergic Drugs The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Hydrocodone and acetaminophen label, Drug interactions)

  • Anticholinergic Drugs The concomitant use of anticholinergic drugs with hydrocodone bitartrate and homatropine methylbromide may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus [see Warnings and Precautions (5.9) ] . (Hydrocodone and homatropine label, Drug interactions)

  • Anticholinergics The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Hydrocodone and ibuprofen label, Drug interactions)

  • HydromorphoneopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Hydromorphone label, Drug interactions)

  • IloperidoneantipsychoticModerate

    Strenuous exercise, exposure to extreme heat, dehydration, and anticholinergic medications may contribute to an elevation in core body temperature; use FANAPT with caution in patients who may experience these conditions. (Iloperidone label, Warnings and precautions)

  • IncobotulinumtoxinAneuromuscular blockerModerate

    Because of its anticholinergic effects, XEOMIN should be used with caution in patients at risk of developing narrow angle glaucoma. (IncobotulinumtoxinA label, Warnings and precautions)

  • LevorphanolopioidModerate

    Anticholinergic Drugs The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Levorphanol label, Drug interactions)

  • LoxapineantipsychoticModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever, and primary central nervous system (CNS) pathology. (Loxapine label, Warnings)

  • MeperidineopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Meperidine label, Drug interactions)

  • MethadoneopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Methadone label, Drug interactions)

  • MexiletineantiarrhythmicModerate

    Mexiletine : Decreases rate of mexiletine absorption. (Atropine label, Drug interactions)

  • Mirabegronbeta-adrenergic agonistModerate

    • Urinary Retention in Patients With Bladder Outlet Obstruction and in Patients Taking Muscarinic Antagonist Drugs for Overactive Bladder : Administer with caution in these patients because of risk of urinary retention. (Mirabegron label, Warnings and precautions)

  • MorphineopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Morphine label, Drug interactions)

  • NalbuphineopioidModerate

    Anticholinergic Drugs The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Nalbuphine label, Drug interactions)

  • Neostigminecholinesterase inhibitorModerate

    Bradycardia : Atropine or glycopyrrolate should be administered prior to administration of neostigmine methylsulfate injection to lessen risk of bradycardia ( 5.1 ) (Neostigmine label, Warnings and precautions)

  • Nortriptylinetricyclic antidepressantModerate

    Close supervision and careful adjustment of the dosage are required when Pamelor is used with other anticholinergic drugs and sympathomimetic drugs. (Nortriptyline label, Drug interactions)

  • OlanzapineantipsychoticModerate

    Anticholinergic (antimuscarinic) Effects: Use with caution with other anticholinergic drugs and in patients with urinary retention, prostatic hypertrophy, constipation, paralytic ileus or related conditions. (Olanzapine label, Warnings and precautions)

  • Olanzapine and fluoxetineantipsychoticModerate

    Anticholinergic (antimuscarinic) Effects : Use with caution with other anticholinergic drugs and in patients with urinary retention, prostatic hypertrophy, constipation, history of paralytic ileus or related conditions ( 5.21 ) (Olanzapine and fluoxetine label, Warnings and precautions)

  • OliceridineopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Oliceridine label, Drug interactions)

  • OnabotulinumtoxinAneuromuscular blockerModerate

    Anticholinergic Drugs Use of anticholinergic drugs after administration of BOTOX may potentiate systemic anticholinergic effects. (OnabotulinumtoxinA label, Drug interactions)

  • OxybutyninanticholinergicModerate

    Oxybutynin chloride extended-release tablets, like other anticholinergic drugs, may decrease gastrointestinal motility and should be used with caution in patients with conditions such as ulcerative colitis and intestinal atony. (Oxybutynin label, Warnings and precautions)

  • OxycodoneopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Oxycodone label, Drug interactions)

  • Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may result in increased risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Oxycodone and acetaminophen label, Drug interactions)

  • OxymorphoneopioidModerate

    Examples: cyclobenzaprine, metaxalone Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Oxymorphone label, Drug interactions)

  • Monitor patients for signs of diminished diuresis and/or effects on blood pressure and increase the dosage of the diuretic as needed Anticholinergic Drugs The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Pentazocine and naloxone label, Drug interactions)

  • PerphenazineantipsychoticModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever and primary central nervous system (CNS) pathology. (Perphenazine label, Warnings)

  • 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)

  • Pilocarpinecholinergic agonistModerate

    These effects should be considered when anticholinergic properties may be contributing to the therapeutic effect of concomitant medication (e.g., atropine, inhaled ipratropium). (Pilocarpine label, Drug interactions)

  • PimozideantipsychoticModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever and primary central nervous system (CNS) pathology. (Pimozide label, Warnings)

  • ProcainamideantiarrhythmicModerate

    Anticholinergic drugs administered concurrently with PA may produce additive antivagal effects on A-V nodal conduction, although this is not as well documented for PA as for quinidine. (Procainamide label, Drug interactions)

  • PropofolCNS depressantModerate

    The intravenous administration of anticholinergic agents (e.g., atropine or glycopyrrolate) should be considered to modify potential increases in vagal tone due to concomitant agents (e.g., succinylcholine) or surgical stimuli. (Propofol label, Warnings and precautions)

  • QuetiapineantipsychoticModerate

    • Anticholinergic (antimuscarinic) Effects: Use with caution with other anticholinergic drugs and in patients with urinary retention, prostatic hypertrophy, or constipation (5.20) (Quetiapine label, Warnings and precautions)

  • ScopolamineanticholinergicModerate

    • Gastrointestinal and Urinary Disorders : Consider more frequent monitoring during treatment in patients suspected of having intestinal obstruction; patients with pyloric obstruction, patients with impeded urine flow or receiving other anticholinergic drugs. (Scopolamine label, Warnings and precautions)

  • Sevofluranegeneral anestheticModerate

    Consider having an anticholinergic and epinephrine available when administering sevoflurane for induction in this patient population. (Sevoflurane label, Warnings)

  • SolifenacinanticholinergicModerate

    Urinary Retention The use of Solifenacin succinate tablets, like other antimuscarinic drugs, in patients with clinically significant bladder outlet obstruction including patients with urinary retention, may result in further urinary retention and kidney injury. (Solifenacin label, Warnings and precautions)

  • Succinylcholineneuromuscular blockerModerate

    Pretreatment with anticholinergic agents (e.g., atropine) may reduce the occurrence of bradyarrhythmias. (Succinylcholine label, Warnings and precautions)

  • SugammadexModerate

    Monitor for hemodynamic changes and administer anticholinergic agents such as atropine if clinically significant bradycardia is observed. (Sugammadex label, Warnings and precautions)

  • TapentadolopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Tapentadol label, Drug interactions)

  • TetrabenazineVMAT2 inhibitorModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever, and primary central nervous system pathology. (Tetrabenazine label, Warnings and precautions)

  • ThiothixeneantipsychoticModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever and primary central nervous system (CNS) pathology. (Thiothixene label, Warnings)

  • TopiramateanticonvulsantModerate

    Caution should be used when topiramate extended-release capsules are prescribed with other drugs that predispose patients to heat-related disorders; these drugs include, but are not limited to, other carbonic anhydrase inhibitors and drugs with anticholinergic activity. (Topiramate label, Warnings and precautions)

  • TramadolopioidModerate

    Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Tramadol label, Drug interactions)

  • Anticholinergic Drugs Clinical Impact: The concomitant use of anticholinergic drugs may increase risk of urinary retention and/or severe constipation, which may lead to paralytic ileus. (Tramadol and acetaminophen label, Drug interactions)

  • TrifluoperazineantipsychoticModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever and primary central nervous system (CNS) pathology. (Trifluoperazine label, Warnings)

  • TrihexyphenidylanticholinergicModerate

    Trihexyphenidyl should be administered with caution in hot weather, especially when given concomitantly with other atropine-like drugs to the chronically ill, alcoholics, those who have central nervous system disease, or those who do manual labor in a hot environment. (Trihexyphenidyl label, Warnings)

  • The recent use of other drugs that cause CNS depression or EPS symptoms (e.g., alcohol, sedatives, hypnotics, opiates, anxiolytics, antipsychotics, and anticholinergics) may also increase the risk for these serious CNS reactions [see Warnings and Precautions ( 5.1 , 5.5 )] . (Trimethobenzamide label, Warnings and precautions)

  • TrospiumanticholinergicModerate

    Trospium chloride extended-release capsules, like other antimuscarinic agents, may decrease gastrointestinal motility and should be used with caution in patients with conditions such as ulcerative colitis, intestinal atony and myasthenia gravis. (Trospium label, Warnings and precautions)

  • ValbenazineVMAT2 inhibitorModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever, and primary central nervous system pathology. (Valbenazine label, Warnings and precautions)

  • Vibegronbeta-adrenergic agonistModerate

    Urinary Retention : Monitor for urinary retention, especially in patients with bladder outlet obstruction and also in patients taking muscarinic antagonist medications for OAB, in whom the risk of urinary retention may be greater. (Vibegron label, Warnings and precautions)

  • ZiprasidoneantipsychoticModerate

    Other important considerations in the differential diagnosis include central anticholinergic toxicity, heat stroke, drug fever, and primary central nervous system (CNS) pathology. (Ziprasidone label, Warnings and precautions)

  • ZonisamideanticonvulsantModerate

    Caution should be used when ZONISADE is prescribed with other drugs that predispose patients to heat-related disorders; these drugs include, but are not limited to, carbonic anhydrase inhibitors and drugs with anticholinergic activity. (Zonisamide label, Warnings and precautions)

Minor mentions (20)

  • Cevimelinecholinergic agonistMinor

    Cevimeline might interfere with desirable antimuscarinic effects of drugs used concomitantly. (Cevimeline label, Drug interactions)

  • As with other anticholinergic drugs, clidinium may cause suppression of lactation. (Chlordiazepoxide and clidinium label, Drug interactions)

  • ClonazepambenzodiazepineMinor

    In a study in which the 2 mg clonazepam orally disintegrating tablet was administered with and without propantheline (an anticholinergic agent with multiple effects on the GI tract) to healthy volunteers, the AUC of clonazepam was 10% lower and the C max of clonazepam was 20% lower when the orally disintegrating tablet was given with propantheline compared to… (Clonazepam label, Drug interactions)

  • Clonidinealpha-adrenergic agonistMinor

    There have been post-marketing reports of patients with conduction abnormalities and/or taking other sympatholytic drugs who developed severe bradycardia requiring intravenous (IV) atropine, IV isoproterenol, and temporary cardiac pacing while taking clonidine. (Clonidine label, Warnings and precautions)

  • DobutaminesympathomimeticMinor

    Drug Interactions There was no evidence of drug interactions in clinical studies in which dobutamine was administered concurrently with other drugs, including digitalis preparations, furosemide, spironolactone, lidocaine, glyceryl trinitrate, isosorbide dinitrate, morphine, atropine, heparin, protamine, potassium chloride, folic acid, and acetaminophen. (Dobutamine label, Drug interactions)

  • Donepezilcholinesterase inhibitorMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • EphedrinesympathomimeticMinor

    Clonidine, propofol, monoamine oxidase inhibitors (MAOIs), atropine C linical Impact: These drugs augment the pressor effect of ephedrine. (Ephedrine label, Drug interactions)

  • FingolimodimmunosuppressantMinor

    The conduction abnormalities were usually transient and asymptomatic, and resolved within the first 24 hours on treatment, but they occasionally required treatment with atropine or isoproterenol. (Fingolimod label, Warnings and precautions)

  • FlumazenilbenzodiazepineMinor

    Flumazenil is not recommended in cases of serious cyclic antidepressant poisoning, as manifested by motor abnormalities (twitching, rigidity, focal seizure), dysrhythmia (wide QRS, ventricular dysrhythmia, heart block), anticholinergic signs (mydriasis, dry mucosa, hypoperistalsis), and cardiovascular collapse at presentation. (Flumazenil label, Warnings)

  • Galantaminecholinesterase inhibitorMinor

    Potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Galantamine label, Drug interactions)

  • Imipraminetricyclic antidepressantMinor

    In occasional susceptible patients or in those receiving anticholinergic drugs (including antiparkinsonism agents) in addition, the atropine-like effects may become more pronounced (e.g., paralytic ileus). (Imipramine label, Drug interactions)

  • LumateperoneantipsychoticMinor

    Strenuous exercise, exposure to extreme heat, dehydration, and anticholinergic drugs may contribute to an elevation in core body temperature. (Lumateperone label, Warnings and precautions)

  • LurasidoneantipsychoticMinor

    Appropriate care is advised when prescribing LATUDA for patients who will be experiencing conditions that may contribute to an elevation in core body temperature, e.g., exercising strenuously, exposure to extreme heat, receiving concomitant medication with anticholinergic activity, or being subject to dehydration. (Lurasidone label, Warnings and precautions)

  • Memantine and donepezilcholinesterase inhibitorMinor

    NAMZARIC may interfere with anticholinergic medications. (Memantine and donepezil label, Drug interactions)

  • MidazolambenzodiazepineMinor

    Other Drugs Used in the Surgical Setting No significant adverse interactions with commonly used premedications or drugs used during anesthesia and surgery (including atropine, scopolamine, glycopyrrolate, diazepam, hydroxyzine, d-tubocurarine, succinylcholine and other nondepolarizing muscle relaxants) or topical local anesthetics (including lidocaine, dyclonine… (Midazolam label, Drug interactions)

  • PaliperidoneantipsychoticMinor

    Appropriate care is advised when prescribing ERZOFRI to patients who will be experiencing conditions which may contribute to an elevation in core body temperature, e.g., exercising strenuously, exposure to extreme heat, receiving concomitant medication with anticholinergic activity, or being subject to dehydration. (Paliperidone label, Warnings and precautions)

  • RemifentanilopioidMinor

    It is responsive to ephedrine or anticholinergic drugs ( 5.8 ) (Remifentanil label, Warnings and precautions)

  • ThioridazineantipsychoticMinor

    Attention should be paid to the fact that phenothiazines are capable of potentiating central nervous system depressants (e.g., anesthetics, opiates, alcohol, etc.) as well as atropine and phosphorus insecticides. (Thioridazine 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)

  • Trimipraminetricyclic antidepressantMinor

    Similarly, atropine-like effects may be more pronounced in patients receiving anticholinergic therapy. (Trimipramine label, Drug interactions)

No significant interaction reported (2)

  • HydroxyzineantihistamineNo interaction

    Atropine and other belladonna alkaloids are not affected by the drug. (Hydroxyzine 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 Atropine 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.