LOUIS LASAGNA, M.D.
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To the editor: Gagné, Biron, and Moisan (Ann Intern Med 82:680-682) have proposed that error on the part of physicians or pharmacists in regard to the exact ingredients of a trade-name item may be explained by these health professionals' not considering the presence of certain ingredients to be worth remembering. There are other possibilities. For instance, I'm not sure that anyone should know the names of the three alkaloids in Hydergine®. In the case of something like Librax®, it may well be that a doctor or a pharmacist would know this was a combination of chlordiazepoxide and an anticholinergic of
LASAGNA L. Knowledge of Drug Ingredients. Ann Intern Med. ;83:579. doi: 10.7326/0003-4819-83-4-579_1
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Published: Ann Intern Med. 1975;83(4):579.
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