A member asked:

How long does metrodiazole stay in your system?

A doctor has provided 1 answer
Dr. Michael Ein answered

Specializes in Infectious Disease

40 hours: The half life (time for elimination of half the drug) of Metronidazole or Flagyl is 8 hours. Total elimination occurs after 5 half lives from the last dose. Therefore for Metronidazole all drug would be eliminated 40 hours after the last dose.

Answered 6/28/2014

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