FIELD: gynecology and contraception. SUBSTANCE: fecundation of oocyte is prevented by hormone antiprogestin introduced in amounts not disturbing regular menstrual cycle. Series of tablets is recommended for consecutive daily administration. EFFECT: prevented pregnancy in primates with normal ovulation preserved. 19 cl, 1 dwg, 2 tbl, 5 ex
Authors
Dates
1999-10-10—Published
1994-02-18—Filed