Bioavailability Calculator
Absolute & relative bioavailability using AUC ratio
F = (AUCₜ/Dₜ)/(AUCᵣ/Dᵣ)
Administration Route
Test Formulation
Reference (IV or Standard)
Pharmacokinetic Parameters (optional)
Example Drugs
Typical Bioavailability
IV100%
IM75–100%
Oral0–100%
Transdermal70–95%
BCS Classification
Class I: High solubility, high permeability
Class II: Low solubility, high permeability
Class III: High solubility, low permeability
Class IV: Low solubility, low permeability