Drug Interactions
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. This drug should not be used with the following medication because a very serious interaction may occur: arbutamine. If you are currently using this medication, tell your doctor or pharmacist before starting nadolol. Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: alpha blockers (e.g., prazosin), other beta blockers (e.g., atenolol), bronchodilators (e.g., albuterol, theophylline), calcium channel blockers (e.g., diltiazem, verapamil), clonidine, drugs for diabetes (e.g., glyburide, insulin), epinephrine, fenoldopam, methyldopa, nasal decongestants (e.g., phenylephrine, pseudoephedrine), nonsteroidal anti-inflammatory drugs (NSAIDs such as ibuprofen, naproxen), neuromuscular blocking agents (e.g., tubocurarine), reserpine, "water pills" (e.g., diuretics such as furosemide). 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, amitriptyline, trazodone). Check the labels on all your medications (e.g., cough-and-cold products, diet aids, nonsteroidal anti-inflammatory drugs-NSAIDs for pain/fever reduction) because they may contain ingredients that could cause drowsiness or increase your heart rate or blood pressure. Ask your doctor or pharmacist about the safe use of those products. 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.