BSA Dosing Calculator
Calculate medication doses based on body surface area (BSA) using multiple formulas including Mosteller, Du Bois, and Haycock.
Important Health Disclaimer
This calculator provides general health information based on standard medical formulas and WHO guidelines. Results are for informational and educational purposes only and should not be considered as professional medical advice, diagnosis, or treatment recommendations.
For health concerns, medical conditions, fitness plans, or dietary decisions, please consult with qualified healthcare professionals, licensed physicians, registered dietitians, or certified fitness trainers who can evaluate your individual health status and medical history.
Individual health needs vary significantly. These calculations are general estimates and may not be appropriate for everyone, especially those with existing medical conditions, pregnant women, children, or elderly individuals.
Not a substitute for professional medical advice
Patient Information
Dosing Parameters
Standard dose per square meter
Leave 0 for no cap
Calculated Dose
136.4 mg
Based on BSA of 1.82 m²
BSA Formula Comparison
Mosteller: 1.818 m²
Du Bois: 1.810 m²
Haycock: 1.826 m²
Gehan-George: 1.831 m²
Standard Reference
Average adult BSA: 1.73 m² (used as reference for dosing)
Patient is 105% of reference adult BSA
BSA Formulas
Common Formulas
- Mosteller: √(Ht × Wt / 3600)
- Du Bois: 0.007184 × Ht^0.725 × Wt^0.425
- Haycock: 0.024265 × Ht^0.3964 × Wt^0.5378
Clinical Applications
- Chemotherapy dosing
- Cardiac index calculation
- Pediatric drug dosing
- Renal function normalization
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