“Anatomy” is the science that deals with the structures of the body & their relationship of various parts to each other. It includes cytology, histology, osteology, myology , arthrology, splanchnology, Neurology.
“Pharmacognosy” is the study of crude drugs obtained from natural sources of plants, animals , minerals & also their constituents.
“Pharmacology” is the Science that deals with the drugs. It includes the study of the History, Properties, physiological effects, mechanism of action, absorption, distribution, metabolism, excretion & uses of a drug
“Pharmaceutical chemistry” is a science that deals with the study of the chemistry of drugs. This includes their preparation, chemical nature, composition, structure, methods of quality control, conditions of their storage and their uses for the treatment of various illness.
“Pharmaceutics” is the discipline of pharmacy that deals with the process of Turning a new chemical entity (NCE) or old drugs into a medication to be used Safely & effectively by patients. It is also called the science of dosage form design.
Simply, the science of preparing & dispensing drugs.
"Bio-chemistry” is the study of the chemical process occurring in living matter.
It is the branch of science that explores the chemical processes within & related to living organisms. It is a laboratory based science that brings together Biology & chemistry.
“Hospital & clinical pharmacy” deals with the application of drug treatments to patients in a hospital or clinical setting.