Medicine: Tryparsamide

Tryparsamide, a new arsenic compound developed at the Rockefeller Institute, for the treatment of African sleeping sickness, has been used with considerable success as a remedy for paresis at the Wisconsin Psychiatric Hospital, Madison, by Dr. Arthur S. Loevenhart, professor of pharmacology at the University of Wisconsin, and Dr. W. F. Lorenz, chief of the Hospital.

Paresis, or general paralysis of the insane, is a hitherto incurable brain disease caused by the penetration of Spirochaeta pallida, the germ of syphilis, to the higher nerve centers, and has been the object of attack by...