In some countries, this medicine may only be approved for veterinary use.

In the US, Megestrol (megestrol systemic) is a member of the following drug classes: hormones/antineoplastics, progestins and is used to treat Abnormal Uterine Bleeding, AIDS Related Wasting, Anorexia, Breast Cancer - Palliative, Cachexia, Endometrial Cancer, Endometrial Hyperplasia, Hot Flashes and Weight Loss.

US matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Hormonal contraceptive for systemic use


Antineoplastic agent

Chemical Name

Pregna-4,6-diene-3,20-dione, 17-hydroxy-6-methyl-

Foreign Names

  • Megestrolum (Latin)
  • Megestrol (German)
  • Mégestrol (French)
  • Megestrol (Spanish)

Generic Names

  • Megestrol (OS: BAN)
  • Mégestrol (OS: DCF)
  • Megoestrel (IS)
  • Megestrol Acetate (OS: BANM, USAN)
  • BDH 1298 (IS)
  • SC 10363 (IS)
  • Megestrol acetate (PH: Ph. Eur. 7)
  • Megestrol Acetate (PH: BP 2011, USP 34)
  • Megestroli acetas (PH: Ph. Eur. 7)

Brand Names

  • Aike
    Nhwa, China
  • Megace
    Abeefe Bristol-Myers Squibb, Peru; Bristol-Myers Squibb, Tunisia
  • Megestrol
    Servycal, Peru
  • O'Tentika
    Vipharm, Serbia
  • Acestrol
    Almirall, Portugal
  • Ai Nuo Ke
    Xi'an Detian Pharmaceutical Co., Ltd, China
  • Alopectyl (veterinary use)
    Vetoquinol, Netherlands
  • Anestryl (veterinary use)
    Sogeval, Netherlands
  • Apo Megestrol
    Apotex, New Zealand
  • Apo-Megestrol
    Apotex, Canada; Apotex, Malaysia; Apotex, Singapore; Apotex, Vietnam
  • Borea
    Onko-Koçsel, Turkey; Rottapharm, Spain
  • Canipil (veterinary use)
    Véto-Centre, France
  • Chronopil (veterinary use)
    Ceva, Belgium
  • De Poezepil (veterinary use)
    A.S.T. farma B.V, Netherlands
  • Dogalact (Megestrol and Danazol (veterinary use))
    Vetoquinol, France
  • Eczederm (veterinary use)
    A.S.T. farma B.V, Netherlands
  • Estropill (veterinary use)
    Intervet, Italy
  • Féliderm (veterinary use)
    Véto-Centre, France
  • Felipil (veterinary use)
    Véto-Centre, France
  • Gestroltex
    Pharmatex Italia, Italy
  • Jiadi
    Pharmachemie, China
  • Man Ting
    Watson, China
  • Maygace Altas Dosis
    Bristol Myers Squibb, Spain
  • Megace
    Boryung, South Korea; Bristol Myers Squibb, Latvia; Bristol-Myers Squibb, Bosnia & Herzegowina; Bristol-Myers Squibb, Belgium; Bristol-Myers Squibb, Bulgaria; Bristol-Myers Squibb, China; Bristol-Myers Squibb, Czech Republic; Bristol-Myers Squibb, Denmark; Bristol-Myers Squibb, Finland; Bristol-Myers Squibb, France; Bristol-Myers Squibb, United Kingdom; Bristol-Myers Squibb, Greece; Bristol-Myers Squibb, Hungary; Bristol-Myers Squibb, Indonesia; Bristol-Myers Squibb, Ireland; Bristol-Myers Squibb, Italy; Bristol-Myers Squibb, Lithuania; Bristol-Myers Squibb, Luxembourg; Bristol-Myers Squibb, Malaysia; Bristol-Myers Squibb, Norway; Bristol-Myers Squibb, New Zealand; Bristol-Myers Squibb, Poland; Bristol-Myers Squibb, Portugal; Bristol-Myers Squibb, Serbia; Bristol-Myers Squibb, Sweden; Bristol-Myers Squibb, Slovenia; Bristol-Myers Squibb, Slovakia; Bristol-Myers Squibb, Thailand; Bristol-Myers Squibb, Turkey; Bristol-Myers Squibb, Taiwan; Bristol-Myers Squibb, Venezuela; Euro, Netherlands; Merck, Chile; PharmaSwiss, Croatia (Hrvatska); Sigma, Australia; Strativa, United States
  • Megace OS
    Bristol-Myers Squibb, Canada
  • Megacorp
    Panalab, Argentina
  • Megalia
    Vipharm, Poland
  • Megaplex
    Combiphar, Indonesia; Pharmachemie, Indonesia; Pharmachemie, Philippines; Pharmachemie, Thailand; Pharmachemie, Taiwan; Teva, Czech Republic; Teva, Latvia; Teva, Slovakia; Teva, Thailand
  • Megecat (veterinary use)
    Vetoquinol, Belgium; Vetoquinol, Switzerland
  • Mégécat (veterinary use)
    Vetoquinol, France
  • Megefel (veterinary use)
    Eurovet, Netherlands
  • Megefren
    Mylan, Spain
  • Megejohn
    Johnson, Taiwan
  • Mégépil Chat (veterinary use)
    Omega Pharma France vet., France
  • Megerol (Megestrol and Benzoic Acid)
    Han Mi, South Korea
  • Megesin
    Actavis, Hungary; Actavis, Romania; Sindan, Poland; Sindan, Slovakia
  • Megestat
    Bristol-Myers Squibb, Brazil; Bristol-Myers Squibb, Germany
  • Megestil
    Teofarma, Italy
  • Megestoral (veterinary use)
    A.S.T. farma B.V, Netherlands
  • Megestrol Acetate Daewon
    Dae Won, South Korea
  • Megestrol Acetate
    Apotex, United States; Par, United States; Roxane, United States; Teva, United States
  • Megestrol
    Pharmachemie, Netherlands
  • Megestrol (veterinary use)
    Ceva, Netherlands
  • Megestrolo Hospira
    Hospira Italia, Italy
  • Megetrol
    Dong Sung, South Korea
  • Megostat
    Bristol-Myers Squibb, Bosnia & Herzegowina; PharmaSwiss, Croatia (Hrvatska)
  • Mekei
    Panbiotic, Taiwan
  • Meltonar
    Teva, Argentina
  • Mestrel
    Teva Int'l, Thailand
  • Mestrol
    Synmosa, Taiwan
  • Mi Tuo Suo
    Wanlian Pharmaceutical, China
  • Milopect (veterinary use)
    Ceva, Netherlands
  • Minipil (veterinary use)
    Ceva, Netherlands
  • Neoxia (Megestrol and Benzoic Acid)
    Dae Woong, South Korea
  • Ovaban (veterinary use)
    Schering-Plough Animal Health, United States
  • Ovarid (veterinary use)
    Jurox, Australia; Schering-Plough Animal Health, South Africa; Virbac, United Kingdom
  • Ovasteryl (veterinary use)
    Vetoquinol, Netherlands
  • Suppress (veterinary use)
    Jurox, New Zealand
  • Varigestrol
    Varifarma, Argentina
  • Yi Li Zhi
    Gerui Pharmaceutical, China

International Drug Name Search


BANBritish Approved Name
BANMBritish Approved Name (Modified)
DCFDénomination Commune Française
ISInofficial Synonym
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name

Click for further information on drug naming conventions and International Nonproprietary Names.

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.