Drug reference
codeine
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Drug class
Musculoskeletal (Opioids)
Mechanism of action
Narcotic agonist analgesic with antitussive activity, mu receptor agonist.
Common side effects
- Constipation
- Drowsiness
- Hypotension
- Xerostomia
- Tachycardia or bradycardia
- False feeling of well-being
Contraindications
- Hypersensitivity to codeine Significant respiratory depression Children younger than 12 years Postoperative pain management in children (<18 years) who have undergone tonsillectomy and/or adenoidectomy Acute or severe bronchial asthma in an unmonitored setting or in the absence of resus…
Related conditions
Frequently asked questions
What drug class is codeine?
codeine belongs to: Musculoskeletal.
How does codeine work?
Narcotic agonist analgesic with antitussive activity, mu receptor agonist.
What are the common side effects of codeine?
Constipation, Drowsiness, Hypotension, Xerostomia, Tachycardia or bradycardia, False feeling of well-being
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