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A member asked:
I was put on a 14 day course of doxcycline 100mg two times a day. can it disrupt the menstrual cycle? i am 3 days late pregnancy test are negative.
A doctor has provided 1 answer
Doxycycline: Doxycycline does not impact the menstrual cycle. Being sick can. If you had an acute illness that required treatment with antibiotics then being sick could delay the cycle. Your pregnancy test is negative indicating that you are not pregnant.
Answered 6/21/2017
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