3 medicines for Gangrene

Arsenic Alb- For dry gangrene in old people; soreness and burning relieved by warmth, restlessness. It is often indicated in gangrene of the lungs. Arsenic has a fetid diarrhea, great weakness, emaciation, and coldness and heat alternately.

Secale- It is effective in senile gangrene with tingling and formication; dry gangrene of toes; the skin is wrinkled and dry, shriveled and cold, no sensibility, black and free from foetor; large ecchymoses and blood blisters, which becomes gangrenous, will indicate the remedy.

Carbo Veg- Carbuncle and boil, becoming gangrenous; there is no restlessness as in arsenic, but the parts have a livid purple look, and they are icy cold. It also suits moist gangrene in cachectic persons whose vitality is weak; the secretion is foul and there is great prostration.