Procaine hydrochloride allergy in regional anesthesia.
D000765:Anesthesia, Conduction; D004342:Drug Hypersensitivity; D006801:Humans; D006967:Hypersensitivity; D007154:Immune System Diseases; D011343:Procaine / Q000009:adverse effects*
D011343:Procaine
ALLERGY; PROCAINE/injurious effects