Hydrocyanicum Acidum

by C.M. Boger — A Synoptic Key of the Materia Medica

REGION

Brain.
Heart: Circulation. Respiration.
Epigastrium.

WORSE

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 cerebral congestion. Prolonged faints. Pale or bluish face. Cramps in masseters; in nape. Mouth dry. Taste pussy; metallic; astringent. Noisy swallowing. Gasping, irregular, slow breathing. Asphyxia. Cholera. Dry, tickling, night cough. Heart: failure; compression at. Contracted dorsal muscles. Blue exanthema. Pulse, failing; unequal; with occasional strong beats. Distended blood-vessels; writhing in them. Icy coldness; < hands.

Related: Agar. Cup. Laur.

Hydrocyanicum Acidum across the other classic books

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.

Allen TF — The raw proving record — symptoms as the provers reported them, unedited.
“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).”
Boericke — The quick clinical read — keynotes, modalities and the conditions it is actually prescribed in.
“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…”
Boger (GA) — Which general headings this remedy belongs under — the analytical scaffolding.
“COLLAPSE, sudden prostration, etc. GURGLING”
Clarke — The widest entry — sources, provings, clinical uses, relationships and antidotes in one place.
“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 /…”
Hering — Graded symptoms, each weighted by how often provers and practice confirmed it.
“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…”
Lippe (MM) — The strict Hahnemannian reading — the symptom picture without clinical interpretation.
“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.”

Hydrocyanicum Acidum in Kent's Repertory

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).

STOMACH - GURGLING - drinking - when
THROAT - GURGLING,drinking,when,Oesophagus
FACE - DISCOLORATION - pale - lips
FACE - DISCOLORATION - bluish - lips
GENERALITIES - REACTION,lack of
SKIN - COLDNESS
MIND - UNCONSCIOUSNESS
ABDOMEN - PAIN - burning - eating - after
NOSE - DISCHARGE, - greenish-brown
RESPIRATION - ACCELERATED - sleep, - going to
GENERALITIES - FAINTNESS,fainting - prolonged
RESPIRATION - ASPHYXIA - cholera
RESPIRATION - ASTHMATIC - periodic
CHEST - CONVULSIONS
THROAT - PARALYSIS - Oesophagus
EXTREMITIES - CONTRACTION of muscles and tendons - Fingers - spasmodic
FACE - DISCOLORATION - grayish
RECTUM - CHOLERA
CHEST - PARALYSIS - Heart
EXTREMITIES - CONTRACTION of muscles and tendons - Upper Limbs

Search all 7 classical repertories

More remedies in this book

Previous remedy: Hep Next remedy: Hydr

Ham Hell Helon Hyos Hyper

Explore the full Similia platform

Access 13 classic materia medica books, 7 classical repertories, AI semantic search, and basic case management — free.

View Pricing