Succinylcholine
Anectine
Succinylcholine is a depolarizing neuromuscular blocker used for rapid sequence intubation and short surgical procedures requiring muscle relaxation.
Quick Facts
- Indication: Rapid sequence intubation, muscle relaxation during surgery, electroconvulsive therapy.
- Dosage: Intubation: 1–1.5 mg/kg IV; Maintenance: 0.3–0.6 mg/kg IV every 5–10 minutes; IM: 3–4 mg/kg.
- Side Effects: Hyperkalemia, Malignant hyperthermia, Bradycardia, Muscle fasciculations, Postoperative myalgia
Drug FAQ
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Details
- Drug Class: Neuromuscular Blocker
- Administration: Intravenous, Intramuscular
- Pregnancy Category: C
- Legal Status: Prescription only
- Forms & Strengths: 20 mg/mL Solution for injection (10 mL vials)
- Manufacturer: Sandoz, Hospira
Research Highlights
Nguyen et al. (2024) found succinylcholine provided faster paralysis than rocuronium but carried higher risks of hyperkalemia, supporting selective use in emergency settings (Nguyen et al., 2024).
Read full studyReferences
- Durant N N, Katz R L. (1982). Suxamethonium. British Journal of Anaesthesia https://doi.org/10.1093/bja/54.2.195
- Nguyen T, Tran D, Lee C. (2024). Succinylcholine versus Rocuronium in Emergency Intubation. Anesthesia & Analgesia https://doi.org/10.1213/ANE.0000000000006790