by C.M. Boger — General Analysis
Access 13 classic materia medica books, 7 classical repertories, AI semantic search, and basic case management — free.
Hydrocyanicum acidum appears in 7 of the 13 classic books on Similia. Each was written to do a different job — here is what each adds on this remedy, with the opening of its entry.
“Acidum hydrocyanicum. Hydrocianic or Prussic acid; (Germ.), Blausäure. The pure acid should be preserved in a 2 per cent. aqueous solution; this is the officinal acid, and is to be considered the matrix. Preparation for use , Dilutions with alcohol. Authorities. ( 1 to 5 , provings by Jörg and his pupils).”
“Prussic Acid (HYDROCYANIC ACID) One of the most toxic agents known. Convulsions and paralysis express the action of this remedy. Spasmodic constriction in larynx, feeling of suffocation, pain and tightness in chest, palpitation; pulse weak, irregular. Singing sensation at the epigastrium . Hysterical and epileptic…”
“Brain. Heart: Circulation. Respiration. Epigastrium. Full moon. Suppressions. Storms. Sudden effects; collapse; spasms; apoplexy. Lacks reaction. Cramps every where. Evacuations cease. Lightning-like jerks from head to feet. .................... Fear of death. Loud, involuntary cries. Sinks down unconscious. Intense…”
“Prussic Acid. HCN. One measure of the dilute acid of B. P. to two measures of rectified spirit makes the 1st centesimal dilution; rectified spirit for all above. Angina pectoris / Asthma / Cholera Asiatica / Colic (horses) / Convulsions / Dyspepsia / Epilepsy / Hemiplegia / Hiccough / Labour, convulsions in / Stings /…”
“Prussic Acid. HCy. Provings by Jœrg and pupils, see Allen's Encyclopædia, vol. 5, p. 1 . Most of the symptoms are toxicological, clinically verified. CLINICAL AUTHORITIES. Catarrh of stomach and small intestines , Moore, Allg. Hom. Ztg., vol. 105, p. 46 ; Chronic dyspepsia , Hendricks, Allg. Hom. Ztg., vol. 105, p…”
“Despondency; oppression. Anguish in the pit of the stomach. Inability to think. Dizziness with feeling of intoxication. Vertigo with reeling. Headache with giddiness. Stupefying headache. Pricking in various; parts of the head. Protruded eyes. Distorted, half open eyes. Pupils dilated immovable insensible to the light.”
Kent's Repertory lists Hydrocyanicum acidum in 393 rubrics. These are the ones where it carries the highest grade — the symptoms Kent treated as most characteristic. Most of them sit in HEAD (52), EXTREMITIES (43), MIND (30), FACE (27), GENERALITIES (27).
