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Brick, NJ
A 31-year-old female asked:

What is the half life of .685 mg of premarin (conjugated estrogens)?

1 doctor answer1 doctor weighed in
Dr. Lisa Welch
A Verified Doctoranswered
29 years experience
Half life of med: Premarin (conjugated estrogens) is once daily med should last in system at least 24 hrs until next dose taken. Could also be a little more or less depending how body metabolizes.

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Last updated Aug 1, 2014

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