DRUG INTERACTIONS: Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.This drug should not be used with the following medications because very serious interactions may occur: antibiotics (e.g., isoniazid, rifampin, penicillins such as amoxicillin, macrolides such as erythromycin), drugs that weaken the immune system (e.g., abatacept, efalizumab, corticosteroids such as prednisone, cancer chemotherapy), mefloquine.If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting BCG vaccine.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use.This medication may interfere with the tuberculosis (TB) skin test, possibly causing false test results. If a skin test is needed, it is recommended that patients finish it before treatment.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.
Quick GuideBladder Cancer Symptoms, Stages, Treatments
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