Derwent World Drug Index

Overview

Derwent Publications maintains this drug database of 46,000 drugs and pharmacologically active compounds, including all marketed drugs. WDI94 also contains 230,000 synonyms, 73,000 trade names, 22,000 manufacturers, 6000 International Non-proprietary Names, 8000 US Adopted Names, 20,000 Trial Preparation Codes and more, including extensive medical data, such as indications and usage, interactions, adverse effects, mechanism of action, and activity keywords.