title: The transdermal patch and the vaginal ring: two novel methods of combined hormonal contraception.
abstract: This article reviews two novel contraceptive methods that have become recently available in the United States: the transdermal patch and the vaginal ring. In general, newer methods of contraception are designed to make adherence easier for patients. The two contraceptive methods discussed in this article may help patients achieve this goal.
authors.affiliation: Columbia University, Center for Family Medicine, New York City, New York 10032, USA. yds3@columbia.edu
authors.forename: Yael
authors.initials: Y
authors.lastname: Swica
mesh_terms: D000279:Administration, Cutaneous; D000287:Administration, Topical; D003267:Contraception / Q000379:methods*; D003271:Contraceptive Agents, Female / Q000008:administration & dosage*; D003274:Contraceptive Devices, Female; D005260:Female; D006801:Humans; D007436:Intrauterine Devices, Medicated; D014481:United States
chemical_list: D003271:Contraceptive Agents, Female