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Management strategies for menstrual migraine. CHC, combined hormonal contraceptives; GnRH, gonadotrophin-releasing hormone analogue; HFI, hormone free interval; HRT, hormone replacement therapy; lUS, intrauterine system; NSAIDs, nonsteroidal anti-inflammatory drugs; Rx, treatment. Reproduced with permission from MacGregor, E.A. (2007) Menstrual migraine: a clinical review, J Fam Piann Reprod Health Care 33: 36–47.
