Is it OK to fool Mother Nature?
D000568:Amenorrhea / Q000139:chemically induced*; D003278:Contraceptives, Oral, Hormonal / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D004347:Drug Interactions; D005260:Female; D006801:Humans; D008597:Menstrual Cycle / Q000187:drug effects*; D008598:Menstruation / Q000187:drug effects*; D017060:Patient Satisfaction; D012449:Safety
D003278:Contraceptives, Oral, Hormonal