Interacción de Drospirenona y etinilestradiol con Levonorgestrel y etinilestradiol

…symptoms, migraine headaches with aura, or over age 35 with any migraine headaches [see Warnings and Precautions (5.7) ] Current or history of breast cancer or other estrogen- or progestin-sensitive cancer Liver tumors, acute viral hepatitis, or severe (decompensated) cirrhosis [see Warnings and Precautions (5.2) ] Undiagnosed abnormal uterine bleeding [see…

Breast cancer or other estrogen- or progestin-sensitive cancer.

Effects of Other Drugs on Combined Hormonal Contraceptives Substances decreasing the Plasma Concentration of CHCs and Potentially Diminishing the Efficacy of CHCs Table 3 Significant Drug Interactions Involving Substances That Affect CHCs a Induction potency of St.

A number of studies have compared the risk of VTE for users of Yasmin (which contains 0.03 mg of EE and 3 mg of DRSP) to the risk for users of other COCs, including COCs containing levonorgestrel.

COCs containing DRSP may be associated with a higher risk of venous thromboembolism (VTE) than COCs containing levonorgestrel or some other progestins.

Table 2: Estimates (Hazard Ratios) of Venous Thromboembolism Risk in Current Users of Yasmin Compared to Users of Oral Contraceptives that Contain Other Progestins Epidemiologic Study (Author, Year of Publication) Population Studied Comparator Product (all are low-dose COCs; with ≤ 0.04 mg of EE) Hazard Ratio (HR) (95% CI) i3 Ingenix (Seeger 2007) Initiators,…

Effects of Other Drugs on Combined Oral Contraceptives Substances diminishing the efficacy of COCs: Drugs or herbal products that induce certain enzymes, including cytochrome P450 3A4 (CYP3A4), may decrease the effectiveness of COCs or increase breakthrough bleeding.