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Pediatric medication table

Pediatric paralysis

Rocuronium · Succinylcholine

Dose ranges

Rocuronium1–1.2 mg/kg IV
Succinylcholine — infant/small-child reference2 mg/kg IV
Succinylcholine — older-child/adolescent reference1 mg/kg IV

Totals use the formulas above. Verify local dose caps and formulations.

Measured weight: Use the child’s current measured weight when available. For a weight between rows, calculate from the formula rather than rounding. Use neonatal references for newborn-resuscitation care.
Confirm local pediatric policy. Current U.S. labeling does not recommend rocuronium for pediatric RSI; succinylcholine has category-specific dosing and a boxed warning.
3–10 kg · 1 kg increments
3–10 kg · 1 kg increments total-mass reference
Measured weightRocuroniummg totalSuccinylcholine — infant/small-child referencemg totalSuccinylcholine — older-child/adolescent referencemg total
3 kg3–3.6 mg6 mg3 mg
4 kg4–4.8 mg8 mg4 mg
5 kg5–6 mg10 mg5 mg
6 kg6–7.2 mg12 mg6 mg
7 kg7–8.4 mg14 mg7 mg
8 kg8–9.6 mg16 mg8 mg
9 kg9–10.8 mg18 mg9 mg
10 kg10–12 mg20 mg10 mg
11–20 kg · 1 kg increments
11–20 kg · 1 kg increments total-mass reference
Measured weightRocuroniummg totalSuccinylcholine — infant/small-child referencemg totalSuccinylcholine — older-child/adolescent referencemg total
11 kg11–13.2 mg22 mg11 mg
12 kg12–14.4 mg24 mg12 mg
13 kg13–15.6 mg26 mg13 mg
14 kg14–16.8 mg28 mg14 mg
15 kg15–18 mg30 mg15 mg
16 kg16–19.2 mg32 mg16 mg
17 kg17–20.4 mg34 mg17 mg
18 kg18–21.6 mg36 mg18 mg
19 kg19–22.8 mg38 mg19 mg
20 kg20–24 mg40 mg20 mg
22–40 kg · 2 kg increments
22–40 kg · 2 kg increments total-mass reference
Measured weightRocuroniummg totalSuccinylcholine — infant/small-child referencemg totalSuccinylcholine — older-child/adolescent referencemg total
22 kg22–26.4 mg44 mg22 mg
24 kg24–28.8 mg48 mg24 mg
26 kg26–31.2 mg52 mg26 mg
28 kg28–33.6 mg56 mg28 mg
30 kg30–36 mg60 mg30 mg
32 kg32–38.4 mg64 mg32 mg
34 kg34–40.8 mg68 mg34 mg
36 kg36–43.2 mg72 mg36 mg
38 kg38–45.6 mg76 mg38 mg
40 kg40–48 mg80 mg40 mg
45–60 kg · 5 kg increments
45–60 kg · 5 kg increments total-mass reference
Measured weightRocuroniummg totalSuccinylcholine — infant/small-child referencemg totalSuccinylcholine — older-child/adolescent referencemg total
45 kg45–54 mg90 mg45 mg
50 kg50–60 mg100 mg50 mg
55 kg55–66 mg110 mg55 mg
60 kg60–72 mg120 mg60 mg

Major cautions

Rocuronium
Common off-label pediatric ED RSI range. Current U.S. labeling states that rocuronium is not recommended for rapid-sequence intubation in pediatric patients; ensure adequate anesthesia, sedation, ventilatory support, and follow local policy.
Succinylcholine
Review the boxed warning, contraindications, and patient-specific risk before use. The table presents both existing category references and does not decide which category applies.
Sources, limitations, and review record

Verify the dose, route, concentration, maximum, and patient-specific considerations against current institutional protocols and product labeling.

About this resource
Created by: Andrew Pirotte, MD; Kyle Brown, MD; Reba Hodge, MD; Amanda Vanderwerf, PharmD, BCEMP; Morgan Kimball, PharmD, BCEMP; Joshua Mohess Clinical review: Emergency medicine faculty review completed. Medication content reviewed by Amanda Vanderwerf, PharmD, BCEMP, and Morgan Kimball, PharmD, BCEMP. Last reviewed: 2026-07-23 Next scheduled review: 2027-01-23 Designed for: EM residents, emergency physicians, EMS clinicians, airway educators, and simulation faculty Important: Educational resource and clinical-reference guide only; not a bedside order set or substitute for local protocol, medical direction, or clinical judgment. Website contact: [email protected]