About Flagyl

Flagyl ER is an antibiotic. It fights bacteria in your body. Flagyl ER is used to treat bacterial infections of the vagina, stomach, skin, joints, and respiratory tract. This medication will not treat a vaginal yeast infection. Flagyl ER may also be used for purposes other than those listed in this medication guide.

How to use Flagyl

Use Flagyl ER as directed by your doctor. Check the label on the medicine for exact dosing instructions.

Take Flagyl ER by mouth on an empty stomach at least 1 hour before or 2 hours after eating.

Swallow Flagyl ER whole. Do not break, crush, or chew before swallowing.

To clear up your infection completely, take Flagyl ER for the full course of treatment. Keep taking it even if you feel better in a few days.

If you miss a dose of Flagyl ER, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once. Ask your health care provider any questions you may have about how to use Flagyl ER.

Flagyl Precautions:

Do NOT use Flagyl ER E if:

• you are allergic to any ingredient in Flagyl ER or to other nitroimidazoles (eg, tinidazole)
• you are in the first 3 months of pregnancy
• you are taking busulfan, an ergot alkaloid (eg, ergotamine), or you have taken disulfiram within the past 2 weeks
• you are taking an HIV protease inhibitor that contains alcohol (eg, amprenavir solution); check with your pharmacist if you are unsure if the medicine contains alcohol you drink alcohol