Succinylcholine dosing
Paralytics · 20 mg/mL · IV Push
Calculated, not generatedWeight-based dose
| Dose | Per kg | For 70 kg |
|---|---|---|
| low | 1 mg/kg | 70 mg |
| standard | 1.5 mg/kg | 105 mg |
| high | 2 mg/kg | 140 mg |
Renal & hepatic adjustment
- Severe (Child-Pugh C)Plasma cholinesterase is made in the liver — severe liver disease can modestly prolong block; clinically minor for a single dose. (Hyperkalemia precautions are separate.)
Source: Stoelting's Pharmacology & Physiology
Onset, duration & pearls
Onset30-60 sec
Duration5-10 min
Side effects: Fasciculations, Hyperkalemia, MH trigger, Bradycardia.
- Only depolarizing NMBA
- Contraindicated in burns/denervation injury >72 hr
Evidence A · Gold standard depolarizer, 60+ years of data
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Get the exact dose for your patient
Vigil computes Succinylcholine for your patient's actual weight — and adjusts for renal or hepatic impairment automatically, with the cited rationale. The number is calculated from a verified database, never guessed.
Decision support for licensed clinicians — not a substitute for clinical judgment. Always verify against the package insert and the patient in front of you.