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Drug Interactions With Benztropine
Many medications can potentially cause drug interactions with benztropine, including certain anticholinergic medications, antipsychotics, and tricyclic antidepressants. Some of these interactions could increase your risk of side effects or decrease the effectiveness of the medications. Because drug interactions with benztropine can cause problems, check with your healthcare provider before taking any medication with benztropine.
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Benztropine mesylate (Cogentin®) can potentially interact with several different medications. Some of the medicines that may lead to benztropine drug interactions include:
- Acetylcholinesterase inhibitor medications, including:
- Donepezil (Aricept®)
- Galantamine (Razadyne™)
- Rivastigmine (Exelon®, Exelon® Patch)
- Tacrine (Cognex®)
- Anticholinergic drugs, such as:
- Atropine
- Belladonna (Donnatal®, B&O Supprettes®, Bellamine S®)
- Clidinium (Librax®)
- Clozapine (Clozaril®)
- Darifenacin (Enablex®)
- Dicyclomine (Bentyl®)
- Diphenhydramine (Benadryl®, Tylenol PM®)
- Glycopyrrolate (Robinul®)
- Haloperidol (Haldol®)
- Homatropine (Hycodan®)
- Hyoscyamine (Levsin®)
- Ipratropium (Atrovent®)
- Oxybutynin (Ditropan®, Ditropan XL®, Oxytrol®)
- Solifenacin (VESIcare®)
- Scopolamine (Transderm Scop®)
- Tiotropium (Spiriva®)
- Tolterodine (Detrol®, Detrol® LA)
- Trihexyphenidyl (Artane®)
- Trospium (Sanctura®, Sanctura® XR)
- Antipsychotic medications
- Pramlintide (Symlin®)
- Tricyclic antidepressants, including:
- Amitriptyline (Elavil®)
- Amoxapine (Asendin®)
- Clomipramine (Anafranil®)
- Desipramine (Norpramin®)
- Doxepin (Sinequan®, Silenor®)
- Imipramine (Tofranil®, Tofranil PM®)
- Maprotiline (Ludiomil®)
- Nortriptyline (Pamelor®)
- Protriptyline (Vivactil®)
- Trimipramine (Surmontil®).
Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD



