Easy access to over 2,700 APIs

Find API syntheses, patents and commercial applications of every licensed drug of significance in our new, intuitive online tool.

Learn more!

Easy access to over 2,700 APIs
Easy access to over 2,700 APIs

Find API syntheses, patents and commercial applications of every licensed drug of significance in our new, intuitive online tool.
- Learn more!
Latest PS Update
Latest PS Update

Regular updates of Pharmaceutical Substances include new APIs (after they have been approved by the FDA) as well as new software features.
- Check out the latest updates!

Pharmaceutical Substances

Syntheses | Patents | Applications

Pharmaceutical Substances is designed to be a complete reference guide to every pharmaceutical compound of significance. It provides a compendium ot more than 2,800 active pharmaceutical ingredients (API's) of interest to the chemical and pharmaceutical industries.

03.05.2024 Pharmaceutical Substances 4.16 is released

Syntheses, patents and applications of drugs are accessible in an easy-to-use online version. Update 4.16 provides 19 new APIs as well as updates to two of the most talked about drugs on the market, Semaglutide and Tirzepatide.

22.05.2020 15 APIs of interest in COVID-19 treatment

Recently, there have been many reports of investigations into the repurposing of currently available drugs as potentially effective treatments for the novel coronavirus disease COVID-19. We provide free PDFs from Pharmaceutical Substances.