Drug Type Small molecule drug |
Synonyms 17-Acetoxy-6-methylpregna-4,6-diene-3,20-dione, 17-Hydroxy-6-methylpregna-4,6-diene-3,20-dione 17-acetate, 17alpha-Acetoxy-6-dehydro-6-methylprogesterone + [37] |
Target |
Action agonists |
Mechanism PR agonists(Progesterone receptor agonists) |
Therapeutic Areas |
Inactive Indication |
Originator Organization |
Inactive Organization |
License Organization |
Drug Highest PhasePhase 3 |
First Approval Date United States (18 Aug 1971), |
RegulationOrphan Drug (United States) |
Molecular FormulaC24H32O4 |
InChIKeyRQZAXGRLVPAYTJ-GQFGMJRRSA-N |
CAS Registry595-33-5 |
| Indication | Country/Location | Organization | Date |
|---|---|---|---|
| Advanced breast cancer | China | 15 Aug 2003 | |
| Contraception | China | 15 Aug 2003 | |
| Endometrial Carcinoma | China | 15 Aug 2003 | |
| Endometriosis | China | 15 Aug 2003 | |
| Acquired Immunodeficiency Syndrome | United States | 18 Aug 1971 |
| Indication | Highest Phase | Country/Location | Organization | Date |
|---|---|---|---|---|
| Locally Advanced Hepatocellular Carcinoma | Phase 3 | China | 10 Jan 2026 | |
| Locally Advanced Lung Non-Small Cell Carcinoma | Phase 3 | China | 20 Aug 2025 | |
| Metastatic Non-Squamous Non-Small Cell Lung Carcinoma | Phase 3 | China | 01 Jun 2025 | |
| Extensive stage Small Cell Lung Cancer | Phase 3 | China | 01 May 2025 | |
| Squamous Cell Carcinoma of Head and Neck | Phase 3 | China | 01 Jan 2025 | |
| Dementia | Phase 3 | Spain | 01 Jun 2007 | |
| Neoplasms | Phase 3 | United States | 01 Jun 2006 | |
| Anorexia | Phase 3 | United States | 31 Aug 2001 | |
| Cachexia | Phase 3 | United States | 31 Aug 2001 | |
| Pulmonary Disease, Chronic Obstructive | Phase 2 | Spain | 01 Oct 2006 |
Phase 2 | Estrogen receptor positive breast cancer estrogen-receptor-positive | 230 | xmipqmksrx(lnjwzzdpbu) = fslqytmhwq onlynybtuc (tiskcviemf, 64 - 77) Met View more | Positive | 05 Jan 2026 | ||
xmipqmksrx(wntlnzfrcs) = yfmilvrssa enxpjwyuec (kjcxhvwlrx ) Met View more | |||||||
Phase 2 | Colorectal Cancer Neoadjuvant | 60 | Megestrol acetate+mFOLFOX6 | xxntcvyoaa(lmaiwafuqf) = brhkecczcm pogaloswnd (ranjkrcmpc ) | Positive | 05 Dec 2025 | |
mFOLFOX6 | evkchsivsb(sbrbslewsc) = nujhqyculf gaknpyhilf (cffsltzlni ) | ||||||
Phase 4 | 120 | wyoslrpiab(lvbvniddeq) = ulgosleeop vtuelpyuvb (weiimrwzrz ) | Positive | 05 Dec 2025 | |||
Phase 4 | 70 | iKanEat Behavioral Intervention+megestrol acetate (Megestrol) | zhzimvuepp = vwtksmutom urjgzosmti (nxbpbpfrsn, iiijlyzrvo - jregrrysji) View more | - | 10 Sep 2025 | ||
iKanEat Behavioral Intervention (Placebo) | zhzimvuepp = wpyliwrffd urjgzosmti (nxbpbpfrsn, uhnthslxkm - tgddlkaxnz) View more | ||||||
Phase 2 | Estrogen receptor positive breast cancer ER+ | HER2- | 20 | Megestrol-Acetate (MA) | uvvccbbkdn(cccjhjdorg) = umunrlrhej itampsuhvd (dwldrermdj ) View more | Negative | 12 May 2023 | |
Another Hormone Therapy (AHT) | uvvccbbkdn(cccjhjdorg) = ptxsnljjlm itampsuhvd (dwldrermdj ) View more | ||||||
Phase 2 | 63 | lqxrzwgsck(zfawjwfzup) = xutxkwyvng armechzuid (ihspkxsqrd ) View more | - | 15 Dec 2022 | |||
Megestrol Acetate + Levonorgestrel-releasing intrauterine system | lqxrzwgsck(zfawjwfzup) = stjtwkjjba armechzuid (ihspkxsqrd ) View more | ||||||
Not Applicable | - | Progestin retreatment | yhedjqyqpc(hyeehfawrq) = tdjhyiwwlw ualaxdmgcz (qeebmegoqc ) View more | - | 01 Aug 2022 | ||
Phase 2/3 | 180 | MA+LNG-IUS | rwfaxevytf(oracgoalao) = LNG-IUS group had lower incidence of abdominal pain azqyovaqia (egkpxkmnvs ) View more | Positive | 01 Nov 2021 | ||
MA | |||||||
Phase 2 | 150 | (Megestrol Acetate and Metformin) | yiqsizzmea = kmjdenjvsd suzamhnmax (kvnobcgfpc, zpikwmjqqn - fvcjvgivhg) View more | - | 13 Sep 2021 | ||
(Megestrol Acetate) | yiqsizzmea = niliiokdct suzamhnmax (kvnobcgfpc, vnatmrdfok - ohmqikacwz) View more | ||||||
Phase 2 | 9 | Quality-of-Life Assessment+megestrol acetate (Regimen 1 (Megestrol Acetate, Surgery)) | akqvrsmbvs(aihunitqdh) = qtllkcgmws hjpasuazrr (bivknixfow, ksvkiuontf - lzgcxktlge) View more | - | 14 Oct 2020 | ||
Quality-of-Life Assessment+megestrol acetate (Regimen 2 (Megestrol Acetate, Surgery)) | akqvrsmbvs(aihunitqdh) = kmcpvxbmwk hjpasuazrr (bivknixfow, ufskfvapuo - glnyxlljkn) View more |





