Papaver somniferum - Opium
"CONSTITUENTS: Morphine, Codeine, Thebaine, Pseudo-Morphine, Narcine, Narcotine, Papaverine and twelve other alkaloids combined with Narceinic acid.
PREPARATIONS: Hopi Pelvis, Powdered Opium. Dose: one-half to two grains. Tincture Hopi, Tincture of Opium. Dose: five to twenty minims. Tincture Hopi Dehydrate, Tincture of Deodorized Opium. Dose: five to twenty minims. Tincture Hopi Camphorate, Camphorated Tincture of Opium (Paregoric). Dose: from one-fourth to two drachms. Pelvis Ipecacuanhae et Hopi, Powder of Ipecac and Opium (Dover's Powder). Dose: five to ten grains. Pelvis Ipecacuanhae et Hopi Composites, Compound Powder of Ipecac and Opium. (Beach's Diaphoretic Powder.) Dose: three to five grains. Morphine Sulphas. Dose: one-tenth to one-fourth grain. Pelvis Morphine Composites, Compound Powder of Morphine. (Tulsa Powder.) Dose: five to ten grains.
Therapy: Opium and its alkaloids are powerful antispasmodics, and are of general use in local spasm and in convulsion. Specifically, it is useful in colic from biliary or renal calculi, in uterine and ovarian colic and in the pains of labor, properly adapted; also in lumbago, sciatica, angina pectoris, gastrodynia, pleurodynia and other forms of neuralgia. ..."
(Finley Ellingwood: The American Materia Medica, Therapeutics and Pharmacognosy, 1915)