Doxycyline: Technically yes, but recent research says no. https://www.drugs.com/article/antibiotics-and-birth-control.html doxycycline + norethindrone (contraceptive) caution advised: abx may decr. hormonal contraceptive efficacy; best evidence for tetracyclines, ampicillin (enterohepatic recirculation possibly altered)
Answered 7/28/2016
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