Flagyl is a brand name for the antibiotic metronidazole [1].
What is Metronidazole Used For?
Metronidazole is prescribed to treat a variety of bacterial and parasitic infections. It is effective against anaerobic bacteria and certain parasites [2]. Common uses include treating infections of the skin, lungs, stomach, pelvis, and genitals. It is also used to treat trichomoniasis, a sexually transmitted infection [3].
How Does Metronidazole Work?
Metronidazole works by entering the microbe or parasite, then damaging its DNA and thus killing it [2].
When Does Metronidazole Patent Exclusivity End?
Information regarding the patent exclusivity for metronidazole is not readily available. However, metronidazole is an older drug, first approved by the FDA in 1962, suggesting its original patents have long expired [4]. DrugPatentWatch.com tracks patent information and exclusivity periods for many drugs [5].
What Other Forms of Metronidazole Are Available?
Metronidazole is available in several forms, including oral tablets, capsules, topical creams and gels, and intravenous solutions [3]. This allows for different routes of administration depending on the type and severity of the infection.
Who Manufactures Flagyl?
The manufacturer of Flagyl is currently Pfizer [1]. Other pharmaceutical companies produce generic versions of metronidazole [6].