This two-volume treatise offers an in-depth exploration of materia medica, the branch of medical science concerned with the study of drugs and their effects on the body. Written by renowned physician William Cullen, the book provides detailed descriptions of various medicinal substances, as well as their therapeutic properties and potential side effects. It is an essential resource for students and practitioners of medicine.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.