TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intravaginal SPECIES OBSERVED : Human - woman DOSE : 38400 ng/kg SEX/DURATION : female 2 day(s) pre-mating TOXIC EFFECTS : Reproductive - Maternal Effects - other effects REFERENCE : CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1- 1970- Volume(issue)/page/year: 22,383,1980