Below are the main rubriks (i.e strongest indications or symptoms) of Lachesis in traditional homeopathic usage, not approved by the FDA.
Hot perspiration, Bluish, purplish appearance
Boils, carbuncles, ulcers, with bluish, purple surroundings
Bed-sores, with black edges
Pyaemia; dissecting wounds
Purpura, with intense prostration
Varicose ulcers.≡ more ...