Chemical formula: C₂₁H₂₇NO Molecular mass: 309.445 g/mol PubChem compound: 4095
Methadone is a synthetic opioid analgesic similar to morphine although less sedative. It acts on the CNS system and smooth muscles via the peripheral nervous system.
This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:
| ATC code | Group title | Classification |
|---|---|---|
| N07BC02 | Methadone | N Nervous system → N07 Other nervous system drugs → N07B Drugs used in addictive disorders → N07BC Drugs used in opioid dependence |
Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):
| Title | Information Source | Document Type | |
|---|---|---|---|
| METHADOSE Tablet | FDA, National Drug Code (US) | MPI, US: SPL/PLR | |
| PHYSEPTONE Solution for injection | Medicines & Healthcare Products Regulatory Agency (GB) | MPI, EU: SmPC | |
| PHYSEPTONE MIXTURE Oral solution | Medicines & Healthcare Products Regulatory Agency (GB) | MPI, EU: SmPC |
Methadone is an active ingredient of these brands:
United States (US)Australia (AU)
Brazil (BR)
Croatia (HR)
Ecuador (EC)
Finland (FI)
France (FR)
Ireland (IE)
Japan (JP)
Mexico (MX)
Romania (RO)South Africa (ZA)
Spain (ES)United Kingdom (UK)
Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide. |
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