title: Cyclic and step-up administration of ethynodiol diacetate as an oral contraceptive.
mesh_terms: D000293:Adolescent; D000328:Adult; D002177:Candidiasis / Q000453:epidemiology; D002986:Clinical Trials as Topic; D003276:Contraceptives, Oral / Q000008:administration & dosage* / Q000009:adverse effects; D005040:Ethynodiol Diacetate / Q000008:administration & dosage* / Q000009:adverse effects; D005260:Female; D006801:Humans; D008656:Mestranol / Q000008:administration & dosage; D008875:Middle Aged; D010919:Placebos; D011247:Pregnancy; D013607:Tablets; D014247:Trichomonas Vaginitis / Q000453:epidemiology; D014621:Vagina / Q000166:cytology
chemical_list: D003276:Contraceptives, Oral; D010919:Placebos; D013607:Tablets; D005040:Ethynodiol Diacetate; D008656:Mestranol