Nonhormonal Vaginal Contraceptive Ring Blocks Sperm MotilityAn investigational vaginal contraceptive ring that elutes ferrous gluconate, ascorbic acid and glycine keeps vaginal pH at a relatively stable acid environment, averaging 4.5, and the ferrous gluconate binds with sperm, blocking sperm motility almost completely, according to new research presented here at the annual meeting of the American College of Obstetricians and Gynecologists.
Reuters Health, May 7, 2008
New Menstrual Migraine Screen Has High Sensitivity and SpecificityA three-question questionnaire developed to identify menstrual migraine and to help gynecologists track their prevalence has a sensitivity of 94% and a specificity of 74%, investigators announced here Monday at the American College of Obstetricians and Gynecologists annual meeting.
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