New Data on CHC with MwA
from Dr. Chapa’s OBGYN Clinical Pearls Hosted by Dr. Chapa’s Clinical Pearls
Currently, the CDC U.S. Medical Eligibility Criteria (USMEC) rate CHCs as category 4 (unacceptable health risk) for migraine with aura, versus category 2 for migraine without aura; ACOG similarly recommends avoiding estrogen-containing contraception in migraine with aura. But, recent data published in August 2026 from the UK seems to show no increased risk with “modern”/low-dose combination birth control pills when compared to progesterone only options. Is the CDC contraindication out outdated? Not quite. Listen in for details. 1. https://www.podcastrepublic.net/podcast/1412385746Ihara K, et al. Estrogen exposure from modern contraceptives and vascular risk in women with migraine: A nationwide electronic medical record database study. Cephalalgia. 2025 Dec;45(12):3331024251404924. doi: 10.1177/03331024251404924. Epub 2025 Dec 17. 2. Gibbs LR, Fox MP, Aparicio HJ, Jick S. Combined Oral Contraceptives and Stroke Risk in Individuals With Migraine With Aura. Obstet Gynecol. 2026 Aug 1;148(2):160-170. doi: 10.1097/AOG.0000000000006306. Epub 2026 May 7.
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