mercurius corrosivus
Diseases of men, syphilitic; ulcers, with corroding, acrid pus; Bright's disease. Dysentery and summer complaints of intestinal canal, occurring from May to November. Tenesmus: of rectum, not > by stool (< by stool, Nux); incessant, persistent; stool hot, scanty, bloody, slimy, offensive; shreds of mucous membrane and terrible cutting; colicky pains. Tenesmus: of bladder, with intense burning in urethra; urine hot, burning, scanty or suppressed; in drops with great pain; bloody, brown, brick-dust sediment; albuminous. Gonorrhoea: second stage, greenish discharge, < at night; great burning and tenesmus.