Hi Anonymous,
It is a known side effect that taking Plan B can mess up your menstrual cycle. A negative pregnancy test is a negative pregnancy test. Please also read the Emergency Contraception Update 2010 article posted above your original question. If you have trouble locating the link, just type Emergency Contraception Update 2010 in the search box then click GO, and the link should pop up on the next screen.
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Hi Anonymous,
December 14, 2010 - 7:59amIt is a known side effect that taking Plan B can mess up your menstrual cycle. A negative pregnancy test is a negative pregnancy test. Please also read the Emergency Contraception Update 2010 article posted above your original question. If you have trouble locating the link, just type Emergency Contraception Update 2010 in the search box then click GO, and the link should pop up on the next screen.
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