title: A crossover pill study among Sudanese women.
abstract: A crossover study from a standard-dose to a low-dose oral contraceptive was conducted in the Sudan. Reported side effects were very few, with a headache the most frequently reported. Switching to the other pill did not affect the rate of any side effects.
authors.forename: A S
authors.initials: AS
authors.lastname: Gerais
authors.forename: H
authors.initials: H
authors.lastname: Rushwan
mesh_terms: D000293:Adolescent; D000328:Adult; D002986:Clinical Trials as Topic; D003277:Contraceptives, Oral, Combined / Q000008:administration & dosage / Q000009:adverse effects; D003278:Contraceptives, Oral, Hormonal / Q000008:administration & dosage* / Q000009:adverse effects; D003280:Contraceptives, Oral, Synthetic / Q000008:administration & dosage* / Q000009:adverse effects; D004338:Drug Combinations; D004997:Ethinyl Estradiol / Q000008:administration & dosage* / Q000009:adverse effects; D019304:Ethinyl Estradiol-Norgestrel Combination; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008656:Mestranol / Q000008:administration & dosage* / Q000009:adverse effects; D009640:Norethindrone / Q000008:administration & dosage* / Q000009:adverse effects; D009644:Norgestrel / Q000008:administration & dosage* / Q000009:adverse effects; D011247:Pregnancy; D011897:Random Allocation; D013397:Sudan
chemical_list: D003277:Contraceptives, Oral, Combined; D003278:Contraceptives, Oral, Hormonal; D003280:Contraceptives, Oral, Synthetic; D004338:Drug Combinations; D009644:Norgestrel; D004997:Ethinyl Estradiol; C014715:Norinyl; D019304:Ethinyl Estradiol-Norgestrel Combination; D008656:Mestranol; D009640:Norethindrone