title: The in vitro effect of aspirin on increased whole blood platelet aggregation in oral contraceptive users.
authors.affiliation: Trinity College Department of Obstetrics and Gynaecology, St. James's Hospital, Dublin, Ireland.
authors.forename: L A
authors.initials: LA
authors.lastname: Norris
authors.forename: J
authors.initials: J
authors.lastname: Bonnar
mesh_terms: D000293:Adolescent; D000328:Adult; D001241:Aspirin / Q000494:pharmacology*; D003277:Contraceptives, Oral, Combined / Q000009:adverse effects*; D003278:Contraceptives, Oral, Hormonal / Q000009:adverse effects*; D003280:Contraceptives, Oral, Synthetic / Q000009:adverse effects; D004338:Drug Combinations; D004997:Ethinyl Estradiol / Q000009:adverse effects; D019304:Ethinyl Estradiol-Norgestrel Combination; D005260:Female; D006801:Humans; D009640:Norethindrone / Q000009:adverse effects; D009644:Norgestrel / Q000009:adverse effects; D010974:Platelet Aggregation / Q000187:drug effects*; D011451:Prostaglandin-Endoperoxide Synthases / Q000097:blood; D012307:Risk Factors
chemical_list: D003277:Contraceptives, Oral, Combined; D003278:Contraceptives, Oral, Hormonal; D003280:Contraceptives, Oral, Synthetic; D004338:Drug Combinations; C020416:norethindrone acetate, ethinyl estradiol, ferrous fumarate drug combination; D009644:Norgestrel; D004997:Ethinyl Estradiol; D019304:Ethinyl Estradiol-Norgestrel Combination; D011451:Prostaglandin-Endoperoxide Synthases; D001241:Aspirin; D009640:Norethindrone