title: Oral contraceptives and blood coagulation.
abstract: In discussing the possible vascular complications of oral contraception, one must differentiate between venous and arterial effects. Different estrogen-progestogen combinations have different effects on the hemostatic system.
mesh_terms: D000367:Age Factors; D000990:Antithrombin III / Q000378:metabolism; D001777:Blood Coagulation / Q000187:drug effects*; D003277:Contraceptives, Oral, Combined / Q000009:adverse effects / Q000494:pharmacology*; D003280:Contraceptives, Oral, Synthetic / Q000009:adverse effects / Q000494:pharmacology*; D017135:Desogestrel; D004305:Dose-Response Relationship, Drug; D004997:Ethinyl Estradiol / Q000494:pharmacology; D019304:Ethinyl Estradiol-Norgestrel Combination; D005167:Factor VII / Q000378:metabolism; D005170:Factor X / Q000378:metabolism; D005260:Female; D005342:Fibrinolysis / Q000187:drug effects*; D006801:Humans; D009644:Norgestrel / Q000494:pharmacology; D009652:Norpregnenes / Q000494:pharmacology; D010974:Platelet Aggregation / Q000187:drug effects; D011516:Prothrombin / Q000378:metabolism; D013923:Thromboembolism / Q000139:chemically induced
chemical_list: D003277:Contraceptives, Oral, Combined; D003280:Contraceptives, Oral, Synthetic; D009652:Norpregnenes; D009644:Norgestrel; D004997:Ethinyl Estradiol; D019304:Ethinyl Estradiol-Norgestrel Combination; D017135:Desogestrel; D000990:Antithrombin III; D005167:Factor VII; D011516:Prothrombin; D005170:Factor X