... expe-rience of sixty-nine pregnancies in sixty-one women atrisk. Am J Obstet Gynecol 1997;1 76: 1 062 –1 068 .158. Dulitzki M, Pauzner R, Langevitz P, et al. Low-molecu-lar-weight heparin during ... estradiol(57 ,61 ,62 ). In normotensive, nonsmoking women, OCPscontaining 35 mcg of estradiol or less do not increase therisk of stroke (63 ,66 ). The majority of studies of second-and third-generation ... common in women ofreproductive age. Some women with migraines experi-ence an improvement in their headaches on OCPs but, in women on OCPs, most migraines occur during the hor-mone-free interval....