Below are the main rubriks (i.e strongest indications or symptoms) of Merc Viv in traditional homeopathic usage, not approved by the FDA.
Have you ever used Merc Viv? Yes No
RECTUM, ANUS, STOOL
Stools undigested, pitch-like, tenacious; yellow, dark-green, mucous and bloody; sour, excoriating the anus; clay-colored and offensive; slimy, bloody, preceded by anxiety, trembling, faintness; colic; tenesmus; after stool, tenesmus a "cannot get done" feeling, followed by chilliness.
Blood before, during and after, even a hard, stool.
Constipation, stool tenacious or crumbling discharged only with violent straining; constant, ineffectual urging, worse at night.
Ascarides and lumbrici escape freely.
Prolapsus ani after stool; also, if rectum is black and bleeding.
Large bleeding varices, which suppurate; hemorrhage after micturition.≡ more ...