BETA
Development version - educational purposes only.
For Anesthesiologists & ICU Doctors
Clinical tools built by
an anesthesiologist
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Weight-based dose calculator
⚠️ Reference only. Verify against current guidelines.
Quick reference dosing cards.
Propofol
Induction / TIVA
Induction1.5-2.5 mg/kg IV
Elderly/ASA III-IV1.0-1.5 mg/kg IV
TIVA4-12 mg/kg/hr
Onset30-40 sec
Egg/soy allergy caution. Lidocaine 20mg IV prior.
Ketamine
Dissociative anesthetic
Induction IV1-2 mg/kg IV
Induction IM4-6 mg/kg IM
Analgesia0.1-0.5 mg/kg IV
Onset30-60 sec
Midazolam reduces emergence dysphoria.
Fentanyl
Opioid analgesic
Intraop1-3 mcg/kg IV
Pre-induction1-2 mcg/kg IV
Supplemental25-50 mcg PRN
Onset1-2 min
Reduce in elderly and renal impairment.
Rocuronium
Non-depolarizing NMBA
Intubation0.6 mg/kg IV
RSI1.2 mg/kg IV
Maintenance0.1-0.2 mg/kg PRN
Onset RSI60 sec
Sugammadex for reversal at all depths.
Suxamethonium
Depolarizing NMBA
RSI adult1-1.5 mg/kg IV
Children2 mg/kg IV
Onset45-60 sec
Duration8-12 min
Check contraindications - MH, hyperkalemia.
Sugammadex
Selective relaxant binding
Moderate T22 mg/kg IV
Deep PTC1-24 mg/kg IV
Immediate16 mg/kg IV
Onset2-3 min
Actual body weight. Does not reverse sux.
Drug interaction checker
⚠️ Reference only.
ASA Physical Status
| Class | Definition | Examples |
|---|
| I | Healthy | Non-smoker, no disease |
| II | Mild systemic disease | Controlled DM, mild asthma |
| III | Severe systemic disease | Poorly controlled DM, COPD |
| IV | Life-threatening | Recent MI, severe cardiac |
| V | Moribund | Ruptured AAA, massive trauma |
Mallampati Classification
| Class | Visible | Difficulty |
|---|
| I | Soft palate, uvula, fauces, pillars | Easy |
| II | Soft palate, uvula, fauces | Moderate |
| III | Soft palate, base of uvula | Difficult |
| IV | Hard palate only | Very difficult |
NPO Guidelines
| Intake | Min fast |
|---|
| Clear liquids | 2 hours |
| Breast milk | 4 hours |
| Light meal | 6 hours |
| Heavy meal | 8 hours |
Anticoagulants - Pre-neuraxial
| Drug | Stop before | Resume |
|---|
| Apixaban | 26-30h | 6h |
| Rivaroxaban | 22-26h | 6h |
| Enoxaparin prop. | 12h | 4h |
| Enoxaparin ther. | 24h | 4h |
| Warfarin | INR <1.4 | After removal |
| Clopidogrel | 7 days | After removal |