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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 Categories

Dietary supplement

Treatment of insomnia

Chemical Names

N-[2-(5-Metoxyindol-3-yl)etyl]acetamid (IUPAC)

N-Acetyl-5-metoxytryptamine (BP)

Foreign Names

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

Generic Names

  • BRN 0205542 (IS)
  • CCRIS 3472 (IS)
  • HT 903 (IS)
  • NSC 113928 (IS)
  • Melatonin (PH: BP 2015, USP 37)

Brand Names

  • Armonil
    Ivax, Argentina
  • Benedorm
    Valeant, Mexico
  • Bio-Melatonin
    Pharma Nord, Hungary
  • Buenas Noches
    ISA, Argentina
  • Circadin
    Aspen, New Zealand; Clinres, Croatia (Hrvatska); DKSH, Singapore; Flynn, United Kingdom; H. Lundbeck, Portugal; Ipsen, Russian Federation; Juste, Spain; Leiras, Finland; Medice, Germany; Neurim, France; Neurim, Norway; Neurim, Romania; Neurim, Slovenia; Neurim, Thailand; Neurim Pharmaceuticals, Switzerland; Neurim Pharmaceuticals, Greece; Neurim Pharmaceuticals, Hungary; Neurim Pharmaceuticals, Israel; Neurim Pharmaceuticals, Lithuania; Penn Pharmaceutical, Latvia; RAD, Australia; RAD, Czech Republic; Rad Neurim, Austria; RAD Neurim Pharmaceuticals EEC Limited, Iceland; Takeda, Belgium; Takeda, Netherlands; Takeda Pharma, Sweden
  • Cronocaps
    Medix, Mexico
  • Filfresh
    Square, Bangladesh
  • Melatol
    Elisium, Argentina
  • Melatonin GNC (Melatonin and Pyridoxine)
    GNC, Egypt
  • Melatonina + B6 (Melatonin and Pyridoxine)
    Eljot, Poland
  • Melatonina LEK-AM
    Lek-AM, Poland
  • Melatonina Vis
    Vis, Poland
  • Melatoseel HKK
    Hankitatukk, Latvia
  • Melaxen
    Unipharm, Georgia; Unipharm, Russian Federation
  • Melovine (veterinary use)
    Ceva, France; Vetem, Italy
  • Natsin
    Incepta, Bangladesh
  • Prime-X (veterinary use)
    A.A.-Vet, Netherlands
  • Regulin (veterinary use)
    Ceva Animal Health, Australia; Ceva Animal Health, United Kingdom
  • Sleepwell
    Trianon, Philippines
  • Tonasen
    Medicplast Polska, Poland
  • Zytonin (Melatonin and Pyridoxine)
    Zydus, India

International Drug Name Search


BPBritish Pharmacopoeia
IUPACInternational Union of Pure and Applied Chemistry
ISInofficial Synonym
PHPharmacopoeia 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.