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Neostigmine dosing

Reversal · 1 mg/mL · IV Push

Calculated, not generated

Weight-based dose

DosePer kgFor 70 kg
low0.03 mg/kg2.1 mg
standard0.05 mg/kg3.5 mg
high0.07 mg/kg4.9 mg

Max 5 mg. Give with glycopyrrolate.

Renal & hepatic adjustment

  • Severe (eGFR <30 / dialysis)Renal elimination is prolonged in renal failure (parallels the prolonged block) — titrate to TOF and confirm adequate reversal.

Source: Miller's Anesthesia

Onset, duration & pearls

Onset5-15 min
Duration40-60 min

Side effects: Bradycardia, Bronchospasm, PONV, Increased secretions.

  • Requires TOF count ≥2 twitches
  • Always co-administer glycopyrrolate

Evidence A · Decades of evidence for NMB reversal

More reversal

Get the exact dose for your patient

Vigil computes Neostigmine 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.