Was used in an exhibit for the International Congress of the History of Medicine in Montreal; used by the North American Indians; note: crude drugs were used in Canada quite extensively until around the 1920s; habitat of Cassia marilandica: wet soil of eastern and central U.S. and Canada; parts used: leaves, roots, and seeds; uses: reduction of fever, sore throat, most commonly and currently as a laxative; official preparation: U.S.P. 1820-1882 .
Printed on paper covering: "DR. ROSS' // Kidney and Liver Pills // For Headache // Biliousness, Constipation, Bad Blood, Indigestion, Rheumatism"; "Price 25¢"; "The Proprietary or Patent Medicine Act."
Printed on label: "DR. W.B. CALDWELL'S // LAXATIVE // SYRUP PEPSIN // COMPOUND // RECOMMENDED FOR // CONSTIPATION // AND ITS ATTENDANT ILLS // SUCH AS // Biliousness, Sick Headache, Sour // Stomach, Heartburn, Foul // Breath, Flatulency, etc. // DIRECTIONS — To cleanse the // system thoroughly when bilious // or constipated and to dispel // SHAKE WELL BEFORE TAKING // PEPSIN SYRUP COMPANY // Sole Proprietors // BRIDGEBURG, ONTARIO, CAN."; embossed on bottle: "Dr. W.B. Caldwell's Syrup Pepsin" and "Bridgeburg, Ontario"