Yes: The hormones in Plan B can definitely affect your menstrual cycle. It sounds as if the Plan B worked, however, given that you had a flow. After using Plan B, it can take a full cycle to get back to normal however.
Answered 6/30/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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