Methadone: Frequently Asked Questions Answered
What is methadone?
Methadone is a medication used to manage severe pain. It belongs to the opioid family and is a synthetic molecule. It is an agonist of µ-opioid receptors (MOR) and antagonist of the N-methyl-d-aspartate (NMDA) receptors. Methadone has a long half-life and lower toxicity compared with other members of the opioid family. It is a prescription drug available as a tablet and liquid for oral intake, as well as available as injectable formulations.
What are the uses of methadone?
- Doctors prescribe methadone to treat severe pain when other medications do not work. Its analgesic effect lasts for 24 hours, and you cannot use the medication on an as-needed basis.
- It blocks withdrawal symptoms, sedation, sweating, etc., experienced with the other opioid medications and prevents you from getting high while still producing the required analgesia and similar feelings.
- Methadone is a part of the opioid de-addiction treatment programme.