{"id":"desogestrel-medium-follicular-phase","safety":{"commonSideEffects":[{"rate":null,"effect":"Nausea"},{"rate":null,"effect":"Headache"},{"rate":null,"effect":"Breast tenderness"},{"rate":null,"effect":"Breakthrough bleeding"},{"rate":null,"effect":"Mood changes"}]},"_chembl":null,"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"Desogestrel is a third-generation synthetic progestin used in hormonal contraceptives. It works primarily by inhibiting the luteinizing hormone (LH) surge needed to trigger ovulation. Additionally, it increases cervical mucus viscosity to impede sperm penetration and alters the endometrium to reduce implantation likelihood. The 'medium follicular phase' designation refers to the timing or dosing regimen within a multiphasic oral contraceptive formulation.","oneSentence":"Desogestrel is a progestin that prevents pregnancy by suppressing ovulation and altering cervical mucus and endometrial conditions.","_ai_confidence":"medium"},"_scrapedAt":"2026-03-28T01:09:06.122Z","_scrapedBy":"cloudflare-swarm","_wikipedia":null,"indications":{"approved":[{"name":"Contraception / prevention of pregnancy"}]},"trialDetails":[{"nctId":"NCT03895099","phase":"PHASE3","title":"New Ovarian Stimulation With Random Start, Use of Progestin Protocol for Oocyte Donors","status":"COMPLETED","sponsor":"Centre Hospitalier Intercommunal Creteil","startDate":"2020-09-04","conditions":"Infertility","enrollment":110}],"_emaApprovals":[],"_faersSignals":[],"_approvalHistory":[],"publicationCount":0,"rwe":[],"genericFilers":[],"relatedDrugs":[],"labelChanges":[],"biosimilarFilings":[],"pricing":[],"formularyStatus":[],"manufacturing":[],"companionDiagnostics":[],"competitors":[],"timeline":[],"patents":[],"ownershipHistory":[],"trials":[],"biosimilars":[],"latestUpdates":[],"references":[],"tags":[],"ecosystem":[],"genericManufacturerList":[],"offLabel":[],"developmentCodes":[],"aliases":[],"phase":"phase_3","status":"active","brandName":"Desogestrel medium follicular phase","genericName":"Desogestrel medium follicular phase","companyName":"Centre Hospitalier Intercommunal Creteil","companyId":"centre-hospitalier-intercommunal-creteil","modality":"Small molecule","firstApprovalDate":"","aiSummary":"Desogestrel is a progestin that prevents pregnancy by suppressing ovulation and altering cervical mucus and endometrial conditions. Used for Contraception / prevention of pregnancy.","enrichmentLevel":3,"visitCount":1,"trialStats":{"total":1,"withResults":0},"verificationStatus":"verified","dataCompleteness":{"mechanism":true,"indications":true,"safety":true,"trials":true,"score":4}}