Last modified on February 6th, 2019

Tetradymite homeopathy medicine – drug proving symptoms from Encyclopedia of Pure Materia Medica by TF Allen, published in 1874. It has contributions from R Hughes, C Hering, C Dunham, and A Lippe


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. Preparation: Triturations.


After waking, in the morning, he was made anxious by the noise in the street, as if the commotion were made by fire breaking out in the house (second day).


Various pain in the head now and then (fifth day). Pain in the right temple (after forty minutes). Pain in the occiput on waking (second day).


Pain in the left ear, afterwards in the right, as if the bones were sore (fourth day). Pain in the region of the ears, as if in the bones, as if they were sore, and in small spots a feeling as if pimples would develop, first in the left, then in the right side, which, however, disappeared (fifth day).


Repeated sneezing on going out (after ten minutes). Sneezing several times (after two hours). Sneezing, without sensation of coryza, after waking (second day). Sneezing, with discharge of thin nasal mucus several times, though without coryza (fifth day).


Toothache on the right side of the lower jaw, afterwards on the left (after ten minutes). Toothache on the left side was frequently troublesome, affected neither by eating, nor by warmth, nor cold (second week). (His tongue, formerly coated, is to-day very clean), (third day). Bitter taste (soon).


Great hunger, in the morning (which was very seldom the case), (second day).


Disagreeable feeling in the abdomen (after ten minutes). Colic and desire for stool, followed by a pasty, lumpy, scanty evacuation, of a light-yellow color, which caused biting burning in the anus (after three hours). A burning pinching-pressive pain in the last ribs, at the point where they bend (second day).


No stool (second day); in the morning, a scanty soft stool with much pressure and discharge of blood; in the evening, another soft stool with much black blood (third day); no stool (fourth and fifth days).

Sexual Organs

Violent erections, in the morning (third day).

Respiratory Organs

Hoarseness (first evening). Oppression of the breath, apparently from the larynx and abdomen, relieved after much perspiration while sitting (after forty-five minutes). Difficult respiration in the back part of the throat and in the larynx (after thirty minutes).


Griping, as with pincers, followed by violent sticking in the upper part of the chest, beneath the left shoulder, repeated at intervals; afterwards, the same pain appeared very violent in the left elbow; a sticking pressure in small spots (after thirty minutes).

Neck and Back

Pain in the nape of the neck (second day). While lying, pain in the small of the back as if he could not rise again, which he could do easily (after two hours). Pain in the small of the back on waking (second day). A previous pain in the small of the back, in the bone, where it joins the hip, a pressure and pain when lying, is to-day very severe in the coccyx and in the lower extremity of the right ischium, especially when sitting (fifth day).


Frequently repeated pains in the left leg and left elbow (second day). Frequent pains on the margins of the nails, as if an ulcer would develop, painful on pressure, as if burning and sore, in small spots, especially on the right middle finger; the next day also on the left hand (similar to the effects of various former provings), (first week).

Superior Extremities

Stiffness on the left arm, as if lame, or as it would fall asleep, worse about the elbow, at the point where the ulnar nerve is exposed, increasing till noon, when it is the worst, with constant inclination to stretch, twist, and turn the arm (second day). Painful twitching in the inner side of the left arm (after forty-five minutes). Pains in the left shoulder with itching and burning (first evening). Violent pains, here and there in the hands, as if the bones or nerves, after washing in the morning (second day). Excessive pain in the fingers of the left hand (after forty-five minutes). Violent pains in the left fourth finger (after thirty minutes).

Inferior Extremities

Sharp pain through the left leg (second day). The tendines Achillis are constantly painful, as if sprained; this disappeared while walking; was worse on first rising from a seat (second week). Pain in the right tendo Achillis always worse on beginning to move; at the end of the third week he discovered, for the first time, a lump in the middle of the tendon, which was painful to pressure, and especially on rising from a seat or on lying, so that he limped for awhile (third week). Sudden violent pain, with pinching burning, through the left ankle, extending from the upper and inner portion downward and outward (after forty-five minutes). Violent pains through the left ankle (second day). Pain in the ankles, especially violent while sitting, and worse on rising from a seat (second week). Violent itching stitches and pressive pain in the right inner malleolus, frequently repeated (fifth day). Cramp in the sole of the right foot, in the evening, after drawing off the boot (after forty- five minutes). Pain above the right heel (after thirty minutes).

Pain in the toes of the right foot (soon).


Nettle rash eruption, especially on he face, after eating crabs (this he had never had before, though he had eaten crabs for twenty-five years); large, red, thickened, itching spots, extending from the face over the neck and arms; it made the whole face quite stiff, even while eating (first week). Pains, like stitches, here and there in the skin (after thirty minutes). p73 Burning pains in various places, as if caused by the points of hot needles (second day). Crawling itching in the palm of the right hand, in the afternoon (second day).


Very weary, sleepy, and ill-humored, while riding in a carriage (second day). Awoke, at 3 A.M., from a dream that a steer was following him, and as though he had frequently had the same dream, though he never had (second day).


Perspiration, especially on the occiput and nape of the neck (second day). Perspiration in the nape of the neck, at night (fourth day). Perspiration, especially about the nape of the neck, even though the night was cool and the windows in the bedroom were open (fifth night).


(On rising from a seat), Pain in the tendo Achillis; pain in ankles.

About the author

TF Allen

TF Allen

Dr. Timothy Field Allen, M.D. ( 1837 - 1902)
Born in 1837in Westminster, Vermont. . He was an orthodox doctor who converted to homeopathy
Dr. Allen compiled the Encyclopedia of Pure Materia Medica over the course of 10 years.
In 1881 Allen published A Critical Revision of the Encyclopedia of Pure Materia Medica.

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