Comparative Study of the Effects of Combined Oral Contraceptives in Hemostatic Variables
نویسندگان
چکیده
Thrombotic risk is associated with the estrogen dose and type of progestin in combined oral contraceptives. Studies published since 1990 showed that third-generation progestins have larger risk to contribute to thrombosis development than the second-generation. However, there are conflicts in the literature regarding the thrombotic risk associated to the drospirenone progestin. So, this study aimed to evaluate the effects of 3 formulations of contraceptives containing ethinylestradiol (EE) (20 and 30mg) combined with drospirenone versus levonorgestrel combined with EE (30mg) in hemostatic
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