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Obesity and CHC — DFSRH MCQ

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ModerateCombined hormonal contraceptionObesity and CHCDFSRH

A 26-year-old woman with BMI 37 kg/m2 requests a combined pill. She is a non-smoker, normotensive and has no personal or family history of thrombosis. What is the UKMEC category for CHC?

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Correct answer: E — UKMEC 3

BMI 35 kg/m2 or above is UKMEC 3 for CHC because venous thromboembolism risk is increased. BMI 30-34.9 kg/m2 would usually be UKMEC 2, which is the common confusion. LARC options should be discussed without pressure.

Reference: FSRH Combined Hormonal Contraception Guideline; UKMEC 2025; BNF