Methadone Flashcards

1
Q

Introduction of the drug

A
  • Used as a substitute to heroin
  • Class A/Schedule 2
  • POM
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2
Q

Pharmacodynamics

A
  • Acts on opioid receptors

- Potassium ions increases making the cell hyper polarised

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3
Q

Pharmacokinetics

A
  • Absorption in GI tract
  • Wide spread distribution
  • Metabolised in the liver
  • Excreted in the kidneys
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4
Q

Side Effects

A
  • Cns effects, analgesia, euphoria, sedation, rest depression
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