8 citations
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May 2025 in “Acta Obstetricia Et Gynecologica Scandinavica” This meta-analysis reported that dienogest and combined oral contraceptives had comparable efficacy and tolerability for endometriosis treatment, with therapeutic choice suggested to be based on patient preference and clinical history.
November 2023 in “Systems Biology in Reproductive Medicine” This study assessed vitamin E and a combined oral contraceptive's impact on continuous light-induced PCOS in female rats, finding they reduced testosterone levels and modified oxidative stress, suggesting benefits via melatonin-related pathways.
3 citations
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July 2022 in “BJOG: An International Journal of Obstetrics and Gynaecology” This study reports that among young women, combined oral contraceptives containing chlormadinone, among others, are associated with an increased risk of venous thromboembolism compared to those containing levonorgestrel with low ethinylestradiol.
October 2025 in “Pielegniarstwo XXI wieku / Nursing in the 21st Century” This review discusses the effectiveness and mechanisms of combined oral contraceptives in treating acne vulgaris but reports no new clinical results; the authors highlight their antiandrogenic effects for managing acne and related endocrine disorders.
46 citations
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January 2007 in “The European Journal of Contraception & Reproductive Health Care” This review discusses the increased risk of venous thromboembolism associated with combined hormonal contraceptives, particularly noting higher risks with certain progestins like desogestrel, gestodene, and cyproterone acetate, but reports no new clinical findings.
