How long do painkillers stay in your system?

How long would an extra strength tylenol or liquid gels (for migranes) stay in your system (body) after you take one?

Answer #1

The half life is 1 to 2 1/2 hours in normal patients. This means after about 2 hours half of the medicine is still left in your system.

Answer #2

anywhere from 24-72 hours, depending on your metabolism and how much you take. Therapudic dose could take as less as 48 hours

Answer #3

2-3 days

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