effective dose

initialism: ED
https://doi.org/10.1351/goldbook.12652
Dose of a substance that causes a defined magnitude of response in a given system.
Note: ED50 is the median dose that causes \(\pu{50\%}\) of the maximal response.
Source:
PAC, 2013, 85, 1725. (Glossary of terms used in medicinal chemistry. Part II (IUPAC Recommendations 2013)) on page 1734 [Terms] [Paper]