Glycopyrrolate: What Other Drugs Will Affect Glycopyrrolate

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What other drugs will affect glycopyrrolate?

Many other drugs may increase the side effects of glycopyrrolate. Before taking this medication, tell your doctor if you are taking any of the following medicines:

• amantadine (Symmetrel);
• quinidine (Quinaglute, Cardioquin, Quinora, Quinidex);
• antihistamines such as diphenhydramine (Benadryl, many others), brompheniramine (Dimetapp, Bromphen, many others), triprolidine (Actifed, others), and chlorpheniramine (Chlor-Trimeton, others), which are found in many over-the-counter and prescription cough, cold, and allergy medications;
• decongestants and appetite suppressants such as phenylpropanolamine (Dexatrim, others), phenylephrine (Neo-Synephrine, others), and pseudoephedrine (Sudafed, others), which are also found in many over-the-counter and prescription products;
• phenothiazines such as chlorpromazine (Thorazine) and prochlorperazine (Compazine);
• other commonly used phenothiazines, including fluphenazine (Prolixin), mesoridazine (Serentil), perphenazine (Trilafon), thioridazine (Mellaril), trifluoperazine (Stelazine), and promazine (Sparine);
• tricyclic antidepressants such as amitriptyline (Elavil, Endep), doxepin (Sinequan), and nortriptyline (Pamelor); or
• other commonly used tricyclic antidepressants, including amoxapine (Asendin), clomipramine (Anafranil), desipramine (Norpramin), imipramine (Tofranil), protriptyline (Vivactil), and trimipramine (Surmontil).

Glycopyrrolate may increase the level of digoxin (Lanoxin, Lanoxicaps) in your blood. Tell your doctor if you are taking digoxin so that your digoxin levels can be monitored and changes in your dosage can be made if necessary.

Drugs other than those listed here may also interact with glycopyrrolate. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines.

Last updated:	February 13, 2004