A member asked:

I took plan b one step on the 17th of may and my scheduled period was suppose to come on the 20th but it came on the 22nd. its june, i'm late 6 days from my scheduled period. can plan b mess up the period cycle?

A doctor has provided 1 answer

Dr. Robert Kwok answered

Yes: Plan B can alter the menstrual period bleeding for the cycle in which Plan B was taken, and sometimes the next cycle too. One should be sure to check a home pregnancy test about 3 weeks after sex, because Plan B works most of the time, but not all the time.

Dr Hodge agreed

Answered 6/30/2017

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A member asked:

I took plan b one step on the 17th of may and my scheduled period was suppose to come on the 20th but it came on the 22nd. its june, i'm late 6 days from my scheduled period. can plan b mess up the period cycle?

A doctor has provided 1 answer

Dr. Robert Kwok answered

Dr Hodge agreed

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