Galenical pharmacy or galenics is the science dealing with the pro duction of drug substances from raw materials, the purity of such substances, their formulation into pharmaceutical preparations with the desired effects and safety in use, and the quality control, stability and storage of the preparations. The field has taken its name from the Greek physician Galen (131-201 A.D.), who had a profound influence on medicine for many centuries because he collected and systematized the medicinal knowledge of his time. The discovery of insulin is attributed to Banting and Best who, in 1921,...