Could: Plan b does have hormones in it so it could alter your cycle , but only temporarily
Answered 11/15/2014
3.5k views
Happens sometimes: Your cycle length may be slightly altered but will most likely go back to normal within the next 1-2 cycles, if not then consult your PCP or GYN.
Answered 11/30/2014
3.5k views
May: not since your period is starting the next day. Though plan B can cause bleeding and spotting
Answered 11/15/2014
3.5k views
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6 doctors weighed in across 2 answers
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
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