Pharmacologia Fourth American, from the Seventh London Edition

"Pharmacologia" by John Ayrton Paris is a detailed guide from the 1800s for medical professionals and students, offering a scientific look at pharmacology. The book begins with the author dedicating the work to a fellow doctor, reflecting his ties to the medical world. Paris points out flaws in current medicine guides and stresses the importance of a structured way to prescribe drugs and understand how drug combinations work. His goal is to give readers not just a list of formulas, but a deep understanding of why medicines interact as they do, and how these interactions shape treatment. He wants to improve medical practices through science, moving away from old customs lacking proof.