November 25, 2021

38 thoughts on “How do antibiotics affect your period

  1. hi i am arifa i’ve taken antibiotic and tablets exler for allargic problem and now I am one week late for my petiod .. this is my first problem and first time i am late for peroid.. no possiblity for pregnancy

  2. I started taking Clarithromycin for bacterial pneumonia April 15th. Since April 17th, I have had a light period lasting over a month. Currently waiting on my doctors appointment but should I be worried?

  3. I have been taking flucoxacillin and over a week late pregnancy test is negative is this the reason?

    1. Hello Mandy, antibiotics do cause a delay in the start of your period. This might be the reason.

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