Rapid Sequence Intubation Calculator

RSI drug dosing for induction agents, paralytics, and pretreatment with ET tube sizing.

Medical Disclaimer

This calculator is for informational and educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about your health. Never disregard professional medical advice or delay seeking it because of results from this tool.

Inputs

Patient Weight (kg)

Patient Age (years)

Induction Agent (1=Etomidate, 2=Ketamine, 3=Propofol)

Paralytic Agent

Tab to move between fields

Results

Induction Dose (mg)

Paralytic Dose (mg)

105

Lidocaine Pretreatment (mg)105

Fentanyl Pretreatment (mcg)140

ET Tube Size (mm ID)7.5

Tube Depth at Lip (cm)22.5

Agent Selected (1=Etom, 2=Ket, 3=Prop)1

How to Use This Calculator

Enter Patient Weight (kg) and Age (years).
Select the Induction Agent (Etomidate, Ketamine, or Propofol) based on hemodynamic status.
Select Paralytic (Succinylcholine or Rocuronium) — use rocuronium if succinylcholine is contraindicated.
Review Induction Dose (mg), Paralytic Dose (mg), Lidocaine Pretreatment, and Fentanyl Pretreatment doses.
Confirm ET Tube Size (mm ID) and Tube Depth at Lip (cm) before intubation attempt.

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