General Medicine Pharmacology Anaesthesia / Critical Care Standard pharmacological practice
Ideal Body Weight (Devine)
Estimates ideal body weight using Devine formula. Used for drug dosing and ventilator settings.
Score interpretation
IBW (kg) ≥ 0
Ideal body weight by Devine formula.
→ IBW used for: aminoglycoside dosing, ventilator tidal volumes (6–8 ml/kg IBW), digoxin dosing. If actual weight < IBW, use actual weight.
Interpretation bands for the IBW. Apply clinical judgement and local guidance.
References
- Devine BJ. Gentamicin therapy. Drug Intell Clin Pharm. 1974.
Related
Curated clinical cross-links plus same-class fallbacks.
Calculators
Drugs
- Amikacin · Aminoglycoside — Drug-Resistant Gram-Negative / MDR-TB
- Phenylephrine · Alpha-1 Adrenergic Agonist (Pure Vasoconstrictor)
- Hydrocortisone (ICU — Stress Dosing) · Corticosteroid (ICU/Septic Shock)
- Betamethasone with neomycin · Corticosteroid + aminoglycoside
- Carbimazole · Antithyroid Drug
- Zoledronic Acid · Bisphosphonate (IV)
Pathways
- Sepsis Screening and Sepsis Six · UK Sepsis Trust; NICE NG51; Surviving Sepsis Campaign 2021
- Unintentional Weight Loss Workup · NICE NG12; BSG
- Chronic Fatigue Workup · NICE NG206; BMJ Best Practice
- Lymphadenopathy Workup · NICE NG12; BMJ Best Practice
- Pre-op Medical Clearance · NICE NG45; ESC 2022
- Secondary Hypertension Workup · NICE NG136; ESH 2023
Decision support only — verify against a current formulary, NICE, or your local guideline before clinical use.