Hydrocyanic Acid.-Prussic Acid.
CHARACTERISTICS.
Nervous or irritable cough. Whooping-cough after subsidence of catarrhal symptoms. Angina pectoris: impending suffocation, pale or livid face, cold perspiration, faltering pulse. Cholera: body cold and blue, pulse rapid and weak, impending asphyxia, Nausea, vomiting, pain and tightness of the praecordia. Gastrodynia. Enterodynia.
Lightness of the head, dizziness. Syncope. Dusky countenance. Staggering. Weariness, drowsiness. 1. Irritation of the throat, cough, constriction of the chest, dyspnoea increasing to total arrest of the respiration. 2. Palpitation of the heart. Frequent and feeble pulse, or abnormally slow heart. 3. Muscular ataxia. Spasms, tonic or clonic in character.4 Universal venous congestion. 5.
DOSE.
Acidum hydrocyanicum dilutum (2 per cent.) I-3 m. in neutral vehicle.
Scheele’s dilute acid, (5 per cent. anhydrous acid), 2-5 m.
Aqua laurocerasi, 20-80 m. daily.
Care must be exercised when prescribing this drug. The usual dose is from the fourth or sixth decimal dilution at frequent intervals, to one to three drops of the one per cent. solution three times per day.
THERAPEUTIC USES.
Nervous or irritable cough.2 (Syrup of virginian prune one to four fluid drams).
Night cough of children.2 (Syrup of Virginian prune, or one-half drop of a one percent. Solution, every three hours).
Whooping-cough after subsidence of catarrhal symptoms.2-4.
Nervous asthma.2.
Palpitation with irregular action of the heart.3.
Angina pectoris.2-3-5.
Dysphasia.4.
Nervous vomiting.
Vomiting of cerebral origin, or of pregnancy.
Nausea, vomiting, pain and tightness of the praecordia.2.
Gastrodynia.
Enterodynia, intense, with flatulence.4.
Epilepsy. 1-2-3-4-5. (Gradually increase dose to three drops of the one percent. solution).
Tetanus. 2-4.
Cholera, body cold and blue, pulse rapid and weak, impending asphyxia. 3-4-5.
