"A pharmacopoeia, pharmacopeia, or pharmacopoea (from the obsolete typography pharmacopœia, literally, "drug-making"), in its modern technical sense, is a book containing directions for the identification of ...
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compound medicines, and published by the authority of a government or a medical or pharmaceutical society.
Descriptions of preparations are called monographs. In a broader sense it is a reference work for pharmaceutical drug specifications." - (en.wikipedia.org 31.08.2020)