Metadon Nordic Drugs (methadone hydrochloride)
is a synthetic opioid for use in patients with opioid dependency, available in Sweden, Finland and Norway.
Buprenorphine G.L. Pharma (buprenorphine hydrochloride)
is a semi-synthetic opioid used for treatment of opioid addiction. It has a partial agonist effect on the μ-opioid receptors compared to full opioid agonists, such as methadone.