A 23-year-old female asked:
took plan b period is five days late. negative pregnancy test and blood work. whats going on,?
1 doctor answer
Dr. Gurmukh Singh answered
48 years experience Pathology
Hormone imbalance: Plan B has a higher dose of birth control hormones and may upset the usual cycle. It would be prudent to repeat the pregnancy test in 4-5 days if you do not get a period by then.
Answered on Mar 21, 2015
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