This study aims to develop a mathematical model appearing in pharmacokinetics known as the compartment model. Through multicompartement analysis, the model is used as basis for the determination of the model parameters in the periodic injection system. keywords: pharmacokinetics, mathematical modelling, multicompartement analysis, periodic injection system.Ana Nurani, Julan Hernadi, Aris Thobirin; Jurusan Matematika Univ.Ahmad Dahlan & Univ. Muhammadiyah Ponorogo
