PRECAUTIONS: Before using metronidazole, tell your doctor or pharmacist if you are allergic to it; or to other nitroimidazole antibiotics (e.g., tinidazole); or if you have any other allergies. This product may contain inactive ingredients (such as paraben preservatives), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.Before using this medication, tell your doctor or pharmacist your medical history, especially of: seizures, liver disease, certain blood disorders (blood dyscrasias), nervous system disease.This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Avoid alcoholic beverages.This medication should be used only if clearly needed during pregnancy. Oral antibiotics have been used to treat vaginal infections during pregnancy, especially high-risk pregnancies (e.g., risk of early childbirth). Consult your doctor for more details and to discuss the risks and benefits.This drug passes into breast milk. Discuss the risks and benefits with your doctor before breast-feeding.
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 very serious interactions may occur: disulfiram.The manufacturer recommends that if you have been taking disulfiram, you should wait two weeks before starting metronidazole. Check with your doctor to see if waiting two weeks is okay for you.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: "blood thinners" (e.g., warfarin).Check the labels on all your liquid medicines (e.g., cough-and-cold products, diet aids, nonsteroidal anti-inflammatory drugs known as NSAIDs for pain/fever reduction) because they may contain alcohol (see also the How to Use section). Ask your pharmacist about the safe use of these products.This product can affect the results of certain lab tests. 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.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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