The Merck Index, 14: Edition - The Merck Publish...

What a drug is used for (e.g., "Antihistamine").

Individual entries for chemicals and drugs. Molecular Formulas: Precise layouts of how atoms connect. The Merck Index, 14 Edition - The Merck Publish...

Even though we are now on the 15th and 16th (online) versions, the 14th Edition remains a reliable snapshot of chemical knowledge from the mid-2000s. It stands as a testament to human curiosity and the need to categorize every known substance on Earth. What a drug is used for (e