Mercurius Sulphocyanatus
by John Henry Clarke — A Dictionary of Practical Materia Medica
Sulphocyanide of Mercury. (Pharaoh's Serpents.) Hg(SCN) 2 .
Clinical
Diphtheria / Œsophagus, stricture of
Characteristics
The well-known scientific toy called "Pharaoh's serpents" is composed of the sulphocyanide of mercury. A boy ate one "serpent," and a man took one in water. The symptoms were observed on these two.
1. Mind
Excessive anxiety.
2. Head
Vertigo on attempting to rise.
6. Face
Pallor, great weakness, cold skin, and frequent shivering.
8. Mouth
Constant salivation. Disgusting metallic taste.
9. Throat
Extreme redness of throat, with white membrane on tonsils. Most violent burning in fauces. Heat and constriction in œsophagus, with difficulty in swallowing and burning in epigastric region and nausea.
11. Stomach
Vomiting. Epigastrium painful to pressure.
13. Stool
Bloody stools.
17. Respiratory Organs
Voice rough and hoarse. Tenacious expectoration.
19. Heart
Pulse intermitting every three beats.
22. Upper Limbs
Pain in shoulder-joint.
24. Generalities
General prostration for some days.