Effects on coagulation of levonorgestrel- and desogestrel-containing low dose oral contraceptives: a cross-over study.

Combined oral contraceptives (OC) are known to increase the risk of venous thromboembolism. The aim of this randomized, cycle-controlled, cross-over study in 28 healthy volunteers was to assess potential differences between the effects of an OC containing 150 microg levonorgestrel (as representative of the so-called second generation OC) and an OC… CONTINUE READING