Doubtful: Plan B is usually quite effective and the brown discharge is old menstrual blood. This may persist for several weeks.
Answered 10/9/2017
3.7k views
Brown discharge is: likely old blood being cleaned from the uterus. The Plan B may be the cause for these irregularities. Potential side effects w emergency contraception includes menstrual flow changes (spotting, bleeding, early or late period),
Answered 11/28/2017
518 views
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