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

In the US, Melatonin (melatonin systemic) is a member of the following drug classes: miscellaneous anxiolytics, sedatives and hypnotics, nutraceutical products and is used to treat Insomnia and Jet Lag.

US matches:

ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Treatment of insomnia

Chemical Names

N-[2-(5-Methoxyindol-3-yl)ethyl]acetamid (IUPAC)


Foreign Names

  • Melatonin (German)
  • Melatonine (French)
  • Melatonina (Spanish)

Generic Names

  • BRN 0205542 (IS)
  • CCRIS 3472 (IS)
  • HT 903 (IS: FujiChemical)
  • NSC 113928 (IS)

Brand Names

  • Alprax-Z (Melatonin and Alprazolam)
    Torrent, India
  • Armonil
    Ivax, Argentina
  • Benedorm
    Valeant, Mexico
  • Bio-Melatonin
    Pharma Nord, Hungary
  • Buenas Noches
    ISA, Argentina
  • Circadin D.A.C.
    DAC, Iceland
  • Circadin
    Catalent, Georgia; Clinres, Croatia (Hrvatska); Leiras, Finland; Lundbeck, Germany; Lundbeck, France; Lundbeck, United Kingdom; Lundbeck, Ireland; Lundbeck, Portugal; Neurim, Switzerland; Neurim, Norway; Neurim, Slovenia; Neurim Pharmaceuticals, Denmark; Neurim Pharmaceuticals, Greece; Neurim Pharmaceuticals, Israel; Neurim Pharmaceuticals, Lithuania; Neurim Pharmaceuticals, Latvia; Nycomed, Belgium; Nycomed, Iceland; Nycomed, Netherlands; Nycomed, Sweden; RAD, Australia; RAD, Czech Republic; Rad Neurim, Austria; RAD Neurim Pharmaceuticals EEC, Poland
  • Cronocaps
    Medix, Mexico
  • Filfresh
    Square, Bangladesh
  • Melasoft
    Ampharco USA, Vietnam
  • Melatol
    Elisium, Argentina
  • Melatonin Greatluck
    Greatluck, Myanmar
  • Melatonina + B6 (Melatonin and Pyridoxine)
    Eljot, Poland
  • Melatonina LEK-AM
    Lek-AM, Poland
  • Melatonina Vis
    Vis, Poland
  • Melatonina
    K and K medicoplast, Poland; Medana, Poland; Sundown, Peru
  • Melaxen
    Unipharm, Georgia
  • Melovine (veterinary use)
    Ceva, France; Vetem, Italy
  • Natsin
    Incepta, Bangladesh
  • Night Komfort
    Saokim Pharma, Vietnam
  • Primex (veterinary use)
    Wildlife, United States
  • Prime-X (veterinary use)
    A.A.-Vet, Netherlands
  • Regulin
    Ceva Sante Animale, Israel
  • Regulin (veterinary use)
    Ceva Animal Health, United Kingdom; Rurtec, New Zealand
  • Sleepwell
    Trianon, Philippines
  • Zytonin
    Zydus, India

International Drug Name Search


IUPACInternational Union of Pure and Applied Chemistry
ISInofficial Synonym

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.