title: The Evra (ethinyl estradiol/norelgestromin) contraceptive patch: estrogen exposure concerns.
authors.forename: Eric
authors.initials: E
authors.lastname: Wooltorton
mesh_terms: D003277:Contraceptives, Oral, Combined / Q000009:adverse effects* / Q000493:pharmacokinetics; D004338:Drug Combinations; D004997:Ethinyl Estradiol / Q000493:pharmacokinetics; D005003:Ethisterone / Q000009:adverse effects / Q000031:analogs & derivatives* / Q000493:pharmacokinetics; D005260:Female; D006801:Humans; D009644:Norgestrel / Q000009:adverse effects / Q000031:analogs & derivatives* / Q000493:pharmacokinetics; D010091:Oximes / Q000009:adverse effects / Q000493:pharmacokinetics; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D003277:Contraceptives, Oral, Combined; D004338:Drug Combinations; D010091:Oximes; D009644:Norgestrel; D004997:Ethinyl Estradiol; D005003:Ethisterone; C449219:norelgestromin