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You can take the regular tablets or capsules with food or on an empty stomach. It is taken one to four times daily, depending on the particular use. It is also available in an injectable form. When and How to Take Generic Flagyl Metronidazole Some general considerations include the following: Generic Flagyl Metronidazole comes as tablets, long-acting tablets (Flagyl ER), and capsules (Flagyl 375). This is presumably how Generic Flagyl Metronidazole works to kill bacteria or parasites. This reaction produces free radicals, molecules that can damage and destroy cells. The cells then cause a chemical reaction to occur with the medication. How Does It Work? In order to work, Generic Flagyl Metronidazole must enter the bacterial or parasite cell. Generic versions of the medication are made by various different manufacturers. Who Makes It? Brand-name Flagyl is made by Pfizer, Inc. It is especially useful for treating infections caused by parasites and anaerobic bacteria (certain bacteria that do not require oxygen to survive). Flagyl? (metronidazole) is a prescription antibiotic approved to treat a variety of different infections, including certain sexually transmitted infections.
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