Succinylcholine (Anectine)

Anesthesia (Depolarizing Paralytic)

Dosing & Administration

Adult Dose

1-1.5 mg/kg IV.

Pediatric Dose

1-2 mg/kg IV (requires atropine premedication in infants).

Renal Adjustment

No adjustment (metabolized by plasma pseudocholinesterase).

Hepatic Adjustment

Decreased pseudocholinesterase in severe liver disease may prolong effect.

Safety & Special Populations

Pregnancy Category

C

Lactation Safety

Unknown.

Contraindications & Adverse Effects

Contraindications

  • Hyperkalemia
  • Malignant hyperthermia history
  • Major burns/crush injuries >48h old

Common Adverse Effects

  • Hyperkalemia
  • Fasciculations
  • Malignant hyperthermia
  • Bradycardia