contragestion


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Any contraceptive method that specifically prevents the gestation of a fertilized egg—e.g., the ‘morning after’ pill or RU-486—either by making the implantation site uninhabitable, or by promoting the fertilized product’s expulsion

contragestion

Reproductive medicine Any contraceptive method that specifically prevents the gestation of a fertilized egg–eg, the 'morning after' pill or RU-486, either by making the implantation site uninhabitable, or by promoting the fertilized product's expulsion. See Contraceptive, RU-486.
References in periodicals archive ?
543(1990); Baulieu, Contragestion And Other Clinical Applications Of RU 486, An Antiprogesterone At The Receptor, 245 Science 1351 (1989).
Because it operates so early, contragestion by RU 486 and similar agents is safer for women and less destructive of values of respect for fetuses and prenatal life than later abortions.