Clinical features of migraine with onset prior to or during start of combined hormonal contraception: a prospective cohort study.

Source : https://europepmc.org/article/med/33928470

Many studies have described the features of menstrually related migraines but there is a lack of knowledge regarding the features of migraine in combined hormonal contraceptive users (CHC). Hormone-withdrawal migraines in the pill-free period could differ from those in the natural cycle.