Properties: Stimulant, antispasmodic.
Physiological action: A burning heat in the throat and stomach, headache, nausea, vertigo, impairment of mind; delirium of a violent nature; convulsions severe and violent; pulse becomes small; sensation and motion are lost; rash appears all over the body; face becomes swollen, froth at the mouth and nose, which is of a bloody nature; coma and death end the scene. By above symptoms we can readily see that it causes powerful determination of the blood to the brain in physiological doses. The plant looks a good deal like garden parsley and fatal mistakes have been made. It is a powerful remedy and should be used with care.
Use: It is a remedy that is highly recommended in epilepsy; but only in cases where there is more or less marked anemia of the brain and spinal cord. It appears to increase the circulation and nutrition of the brain and spinal cord in these conditions. Therefore in cases where there is fullness of capillary vessels of the brain and spinal cord it is contra-indicated. Should it produce headache dose should be reduced.
The Materia Medica and Clinical Therapeutics, 1905, was written by Fred J. Petersen, M.D.