Definition:

Studying pharmacokinetics/pharmacodynamics (PK/PD) correlations using mathematical models to describe PK data at the population level.

Population PK/PD modelling uses population pharmacokinetics in which data from all individuals in a population are evaluated simultaneously. In contrast to individual PK analysis, population PK modelling approaches rely on concentration-time data from multiple individuals and often utilize pooled data from more than one study. Using the information provided by the population PK model, appropriate dosages can be selected for a given population or subgroup.