The pharmaceutical industry develops, produces and markets drugs licensed for use as medications.A drug may be defined as a substance meant for diagnosis, cure, mitigation and prevention, treatment of diseases in human beings or animals, for altering in structure or function of the body of human beings or animals. In pharmaceutical industry the chemical composition of raw material, intermediates and finished products quality and need to be monitored to ensure satisfactory consistency. Pharmaceutical chemistry is a science that makes use of general laws of chemistry to study drugs and their preparation, chemical nature, composition, structure, influence on an organism, the methods of quality control and the conditions of their storage etc. Quality control is a concept, which strives to produce a perfect product by series of measures designed to prevent and eliminate errors at different stages of production. Pharmaceutical analysis provides information on theidentity, purity, content and stability of starting materials, excipients and active pharmaceutical ingredients (APIs).
