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This article is about a non-clinically used progestin compound. For the pharmaceutical drug, see megestrol acetate.
Systematic (IUPAC) name
Clinical data
Legal status
CAS number 3562-63-8 YesY
ATC code None
PubChem CID 1909019090
ChemSpider 18023 YesY
Chemical data
Formula C22H30O3 
Mol. mass 342.472 g/mol
 N (what is this?)  (verify)

Megestrol (INN, BAN) is a steroidal progestin which was never marketed.[1][2] Its acylated derivative megestrol acetate is also a progestogen, which, in contrast to megestrol itself, has been extensively used as a pharmaceutical drug.[1][2]


Megestrol synthesis:[3] U.S. Patent 2,891,079

See also[edit]


  1. ^ a b F.. Macdonald (1997). Dictionary of Pharmacological Agents. CRC Press. p. 1267. ISBN 978-0-412-46630-4. Retrieved 12 May 2012. 
  2. ^ a b Index Nominum 2000: International Drug Directory. Taylor & Francis US. 2000. p. 641. ISBN 978-3-88763-075-1. Retrieved 28 May 2012. 
  3. ^ Ringold, H. J.; Ruelas, J. P.; Batres, E.; Djerassi, C. (1959). Journal of the American Chemical Society 81 (14): 3712. doi:10.1021/ja01523a055.  edit