title: Hormonal contraception: recent advances and controversies.
abstract: This Educational Bulletin outlines delivery systems and contraceptive formulations, summarizes advances in emergency contraception and reviews the effects of hormonal contraception on cancer risks, cardiovascular disease, and bone.
mesh_terms: D000279:Administration, Cutaneous; D003267:Contraception / Q000009:adverse effects / Q000379:methods* / Q000639:trends*; D044363:Contraception, Postcoital; D003270:Contraceptive Agents / Q000008:administration & dosage / Q000009:adverse effects*; D003278:Contraceptives, Oral, Hormonal / Q000008:administration & dosage; D000075202:Contraindications; D004343:Drug Implants; D005260:Female; D006801:Humans; D007271:Injections, Intradermal; D007434:Intrauterine Devices; D016912:Levonorgestrel / Q000008:administration & dosage; D008297:Male; D009369:Neoplasms / Q000139:chemically induced; D011372:Progestins / Q000008:administration & dosage / Q000009:adverse effects*; D012307:Risk Factors
chemical_list: D003270:Contraceptive Agents; D003278:Contraceptives, Oral, Hormonal; D004343:Drug Implants; D011372:Progestins; D016912:Levonorgestrel