A member asked:

My period stops during a migraine, when migraine stops my period came back with big clots for about 8 -12 hours then the cycle would repeat for 4 days?

4 doctors weighed in across 2 answers

Did you see your MD?: Multiple causes of your complaints exist. I advise you to be seen to sort them out.

Answered 10/3/2016

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Migraine induced vas: Migraine headache are induced by vasoconstriction. This body wide vasoconstriction would affect vessels in the uterus to cause a decreased blood supply to the endometrium. As the sloughing occurred from the vasoconstricting arterioles causing cellular breakdown, and bleeding occurred as soon as vasoconstricting causing the headache relaxes.

Answered 3/26/2013

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Related Questions

A member asked:

What exactly causes migraine days before my period?

A doctor has provided 1 answer