Allergy to procaine hydrochloride with three fatalities.
D004342:Drug Hypersensitivity; D064420:Drug-Related Side Effects and Adverse Reactions; D006801:Humans; D006967:Hypersensitivity; D007154:Immune System Diseases; D011343:Procaine / Q000506:poisoning*
D011343:Procaine
ALLERGY; PROCAINE/poisoning