Below are the main rubriks (i.e strongest indications or symptoms) of Lachesis in traditional homeopathic usage, not approved by the FDA.
RECTUM, ANUS, STOOL
Thin, offensive stools.
Stools watery, light yellow, fecal; dark, chocolate-colored, cadaverous-smelling; of decomposed blood, looking like charred straw; mixed blood and slime; worse at night, after acids; during warm weather.
Painful straining, with discharge of croupous exudate.
Diarrhoea and constipation in alternation.
Costive, ineffectual urging; anus feels closed.
Stools offensive, even if formed.
Beating in the anus as from hammers.
Tormenting urging, but not to stool.
Wants to pass stool, but the pain is so increased thereby, he must desist.
Rectum prolapsed and tumefied.
Piles protruding or strangulated, or, with stitches upward at each cough or sneeze; worse at climaxis, or with drunkards.
Itching at the anus; worse after sleep.≡ more ...