carrier-mediated drug transport

https://doi.org/10.1351/goldbook.15160
Transfer of a drug across a membrane by a transporter (often a protein) constituent of the cytosol membrane. Also known as active transport as opposed to passive diffusion/absorption.
Source:
PAC, 2009, 81, 971. (Glossary of terms related to pharmaceutics (IUPAC Recommendations 2009)) on page 979 [Terms] [Paper]