Pharmacology & Dosage Calculation
What is the antidote for Morphine?
What is the antidote for Morphine?
Explanation
Core Concept: Morphine is an opioid analgesic that can cause severe respiratory depression, sedation, and miosis in overdose. Naloxone is a competitive opioid receptor antagonist.
Clinical Presentation:
- Pinpoint pupils, respiratory depression, CNS depression, coma.
Diagnosis:
- *First-line:* Clinical assessment of respiratory rate and level of consciousness.
- *Gold Standard:* N/A (Clinical emergency diagnosis).
Management:
- *Acute:* Administer *Naloxone (Narcan)* IV, IM, or intranasally to rapidly reverse opioid-induced respiratory depression.
- *Definitive:* Continuous monitoring, as the half-life of naloxone is shorter than most opioids, which may require repeat doses or a continuous infusion to prevent renarcotization.