--headings beginning with the word Drug; also individual drugs and groups of drugs, e.g. Narcotics; also subdivision Therapeutic use under individual chemicals and groups of chemicals, e.g. Copper--Therapeutic use; Insulin--Therapeutic use; and subdivision Drug use under names of individual persons and under classes of persons and ethnic groups
--subdivision Effect of drugs on under individual organs and regions of the body, and individual animals and groups of animals, e.g. Foot--Effect of drugs on; Heart--Effect of drugs on; Fishes--Effect of drugs on; and subdivision Receptors--Effect of drugs on under individual chemicals and groups of chemicals, e.g. Insulin--Receptors--Effect of drugs on
Pharmacognostics -- See Pharmacognosy Here are entered works on the study of the properties, preparation, and uses of drugs from natural sources. Works on the science of drugs, including their chemistry, actions, and effects are entered under Pharmacology. Works on the study of the use made of substances for medical purposes by particular societies or ethnic groups are entered under Ethnopharmacology.