Hydrocyanic acid
Jahr, Characteristic Symptoms of the Most Important Homoeopathic Remedies (Jahr's Clinical Guide), 1891, p. 547
Characteristic symptoms
Syncope from contraction of the cerebral arteries ; languor and weakness ; convulsions ; paralysis ; catalepsy ; illusions of the senses ; Vertigo ; oppressive pain in the forehead ; sallow and gray complexion; lockjaw; stiffness of the tongue, imperfect articulation ; spasms of the oesophagus ; severe gastralgia ; asthmatic breathing ; feeble action of the heart ; unsteady gait.