The names of common drugs which make habitual users permanently hard of hearing was the most immediately useful information presented at the convention of the American Otological Society at Long Beach, L. I. last week. Those drugs are, according to Dr. Hermon Marshall Taylor of Jacksonville, Fla.: quinine, salicylates (aspirin, sodium salicylate), tobacco, alcohol, opium, arsenic (salvarsan), lead, mercury, phosphorus, oil of chenopodium, aniline dyes, insulin.
Of all the nerves in the body, the auditory nerve is most sensitive to drugs, said Dr. Taylor, and a majority of the 10,000,000 people in the U. S. who do not hear clearly may well...