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Clearwater, FL
A 43-year-old female asked:

How long does amoxicillin 500mg stay in your body after u are done taking it . i was taking it 3 times .had runny yellow coming out of my right nostre?

1 doctor answer2 doctors weighed in
Dr. Michael Ein
Infectious Disease 48 years experience
5 hours: Amoxicillin has a short half life(time to elimination of 1/2 the drug) of about 1 hour. A drug is considered completely eliminated 5 half lives after the last dose so this would be 5 hours after your last Amoxicillin dose.

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Last updated Feb 22, 2016

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