Rheum rheum.

An active cathartic, stimulating persistaltic action.
Catharsis followed by constipation.

Aversion to ordinary food, yet with certain desire to eat, but food is repulsive.
Fullness, as if he had eaten to satiety.
Nausea, with colic.

Griping pain, particularly in the umbilical region, with ineffectual desire for stool, > bending over after the stool.

Frequent urging and ineffectual straining, < motion.

Stool pasty or brown, frothy, always of a very sour, fermented odor, preceded by colic and chilliness; constriction in the bowels, accompanied by shivering, often followed by tenesmus.
Diarrhœa of varying color and consistency, usually frothy and of a sour odor.

Cutting pain in the lumbar region, with digging pain in the bowels.

Easy perspiration, particularly of the forehead and scalp.
Cold sweat on the face, particularly about the mouth and nose, with the abdominal symptoms.