TY - JOUR T1 - Increased body mass index and reduced efficacy of oral emergency contraception: how many women might be affected? JF - Journal of Family Planning and Reproductive Health Care JO - J Fam Plann Reprod Health Care SP - 234 LP - 235 DO - 10.1136/jfprhc-2016-101464 VL - 42 IS - 3 AU - Sarah C Woodhall AU - Catherine M Lowndes AU - Rachel Craig AU - Jennifer S Mindell AU - Dame Jane Anderson AU - Kate A Guthrie AU - Dame Anne M Johnson AU - Anthony Nardone Y1 - 2016/07/01 UR - http://jfprhc.bmj.com/content/42/3/234.abstract N2 - Oral emergency contraception (EC) is available as levonorgestrel and ulipristal acetate. In England, EC is available through a variety of settings and can be obtained without a prescription. In 2014, evidence from clinical studies prompted a review of available evidence by the European Medicine Agency's Committee for Medicinal Products for Human Use to assess whether increased bodyweight reduces the efficacy of EC. The review concluded that the available data were inconclusive.1 ,2 However, if future research were to substantiate a relationship of reduced EC efficacy in women with higher bodyweight, it would be … ER -