A member asked:

How long does the antibiotic "metronidazole" stay in your system?

A doctor has provided 1 answer

About 2 days: The half life of Metronidazole is 8 hours. It takes about 5 half lives for a substance to be almost entirely out of your body, so that's 40 hours for metronidazole.

Answered 6/30/2018

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Does the metronidazole antibiotic cure BV and chlamydia?

A doctor has provided 1 answer