OBJECTIVE: We systematically reviewed data on effects of increased access to emergency
contraceptive pills on pregnancy rates and use of the pills. DATA SOURCES: We searched …

Background Emergency contraception can prevent pregnancy when taken after unprotected
intercourse. Obtaining emergency contraception within the recommended time frame is …

Will it work?''is the question usually asked first and most frequently about any contraceptive
method. This question is especially salient for women using teratogenic drugs and their …

Willit work?" is the question usually asked first and most frequently about any contraceptive
method. This question is especially salient for women using teratogenic drugs and their …

ContextIt is estimated that half of unintended pregnancies could be averted if emergency
contraception (EC) were easily accessible and used. ObjectiveTo evaluate the effect of …

OBJECTIVE: Compare the efficacy and adverse effects of CDB-2914, a new progesterone
receptor modulator, to levonorgestrel for emergency contraception. METHODS: We …

Background Emergency postcoital contraception prevents pregnancy, but it must be
prescribed by a doctor and taken within 72 hours of intercourse. It has been proposed that …

Unintended pregnancy is a worldwide problem that affects women, their families, and
society. Unintended pregnancy can result from contraceptive failure, non-use of …

OBJECTIVES. The purpose of the study was to determine the clinical and economic impact
of alternative contraceptive methods. METHODS. Direct medical costs (method use, side …

CONTEXT: Advance provision of emergency contraception (EC) may increase timely access
and improve effectiveness, but the impact on adolescent sexual and contraceptive behaviors …