Your healthcare professionals (e.g., doctor or pharmacist) may already be aware
of any possible drug interactions and may be monitoring you for it. Do not start,
stop or change the dosage of any medicine before checking with them first.
Before using this medication, tell your doctor or pharmacist of all prescription
and nonprescription/herbal products you may use, especially of: antispasmodics
(e.g., atropine, belladonna alkaloids), epinephrine, MAO inhibitors (e.g., furazolidone,
isocarboxazid, linezolid, moclobemide, phenelzine, procarbazine, rasagiline,
selegiline, tranylcypromine), drugs for Parkinson's disease (e.g., anticholinergics
such as benztropine, trihexyphenidyl), scopolamine, tricyclic antidepressants
(e.g., amitriptyline).
Tell your doctor or pharmacist if you also take drugs that cause drowsiness
such as: certain antihistamines (e.g., diphenhydramine), anti-seizure drugs
(e.g., carbamazepine), medicine for sleep or anxiety (e.g., alprazolam, diazepam,
zolpidem), muscle relaxants, narcotic pain relievers (e.g., codeine), psychiatric
medicines (e.g., chlorpromazine, risperidone, trazodone).
Check the labels on all your medicines (e.g., cough-and-cold products, allergy
products, sleep medications) because they may contain drowsiness-causing ingredients
or other antihistamines (e.g., diphenhydramine). Ask your pharmacist about the
safe use of those products.
This medication may interfere with certain laboratory tests (allergy skin tests,
urine corticosteroids), possibly causing false test results. Make sure laboratory
personnel and your doctors know you use this drug.
This document does not contain all possible interactions. Therefore, before
using this product, tell your doctor or pharmacist of all the products you use.
Keep a list of all your medications with you, and share the list with your doctor
and pharmacist.