metronidazole sustained-action - oral, Flagyl ER (cont.)
PRECAUTIONS: Before taking metronidazole, tell your doctor or pharmacist if you are allergic to it; or to other nitroimidazoles such as tinidazole; or if you have any other allergies.Before using this medication, tell your doctor or pharmacist your medical history, especially of: liver problems, nervous system disorders (e.g., seizures), blood disorders, Crohn's disease.Avoid alcoholic beverages while taking this medication and for at least 3 days after finishing this medicine because severe stomach upset, nausea, vomiting, headache and flushing may occur.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.The elderly may be at greater risk for side effects while using this drug.Tell your doctor if you are pregnant before using this drug. It should not be used during the first 3 months of pregnancy and used only with caution during the last 6 months, unless your infection has not improved on other antibiotics.This medication 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 medications because very serious interactions may occur: alcohol-containing products (e.g., cough and cold syrups, aftershave), amprenavir oral solution, disulfiram, lopinavir/ritonavir oral solution.If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting metronidazole.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), busulfan, cimetidine, fluorouracil, lithium, live vaccines, drugs for seizures (e.g., phenobarbital, phenytoin).This medication may interfere with certain laboratory tests (including liver function tests, blood triglyceride levels), 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.
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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