Tetradymite
Bismuth telluride sulfide · Mineral
Tetradymite suits individuals who experience intense localized pains in small spots, especially about the nails, heels, and joints. There is a marked aggravation of joint and tendon pains on rising from a seated position. The type is suggested by Hering's self-proving, with affinity for nail problems, coccygodynia, and extremity pains.
Key symptoms
- Pains occurring in small, circumscribed spots
- Ulcerative pains about the margins of nails; ingrowing nails
- Urticaria from eating shellfish; face stiff and swollen
- Coccygodynia; severe pain in coccyx and ischium when sitting
- Tendines Achillis constantly painful as if sprained
- Ankle pains violent while sitting, worse rising from a seat
- Stiffness in left arm about elbow-joint with constant desire to stretch
- Burning pains as from hot needles in skin
- Sweat especially on occiput and nape at night
Worse (aggravation)
- Rising from a seat (ankle and Achilles tendon pains)
Better (amelioration)
- Walking (Achilles tendon pain)

Rare crystals from North Carolina and Georgia, containing about 60 parts of Bismuth, 33 of Tellurium, 6 of Sulphur, and traces of Selenium and Iron." Trituration.
Clinical
Coccygodynia. Nails, ulceration of; ingrowing. Tendo Achillis, pain in. Urticaria.
Characteristics
Hering proved Tetradymite, taking about five grains of the 1st trituration. The most prominent symptoms were pains occurring in small spots; ulcerative pains about the nails, and a sharp attack of urticaria from eating shell-fish. Pains in ankles, heels, and tendines Achillis were also severe, and these were < rising from a seat.
1. Mind
After waking in morning, made anxious by street noise.
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