Last modified on February 6th, 2019

Sium homeopathy medicine – drug proving symptoms from Encyclopedia of Pure Materia Medica by TF Allen, published in 1874. It has contributions from R Hughes, C Hering, C Dunham, and A Lippe

      Common name: Water parsnip.


Sium latifolium, Linn.

Natural order, Umbelliferae. Preparation, Tincture of root.


Much excited. Considerable mental anxiety (soon). Sense of fear of death. Lack of mental power.


Great dizziness. Headache.


Pupils dilated, responding slowly to a bright light (after two hours). Pupils somewhat dilated.


Decided burning feeling along the alimentary tract (oesophagus especially). Feeble efforts at deglutition when fauces were touched (after two hours).


Became nauseated, and vomited what little he had eaten for dinner (after one hour); after a brief respite he was again seized with vomiting, at the close of which he fell into a convulsion.

Unpleasant sensation about the stomach (soon).


Sense of swelling and flatulence about the bowels.

Respiratory organs

Respiration slow. Respiration slow and stertorous (after two hours). Respiration slow. Respiration slow and stertorous (after two hours).


Pulse 60 per minute, full and strong (after two hours); the circulation became weaker and weaker, the pulse being 40 per minute when last recognized. Pulse 44.


Muscles in a state of tonic contraction; arms drawn toward the middle of the body; fingers flexed; opisthotonos well marked; greater contraction of the muscles on the left side than on the right (after two hours). Every few minutes there were spasms, at first violently clonic, but with each succeeding convulsion the violence diminished, so that they became little more than tremors; by degrees the character was changed until the last one (in which circulation and respiration ceased), which was a pure tonic spasm. At first the spasms were of short duration and the interval considerable, but the duration of the spasms increased and the interval diminished until it was scarcely appreciable.

Loss of voluntary motion. Very prostate in strength.


Skin cold and clammy. Heat hot, rest of body cold (after two hours). Wet with perspiration (after two hours).

About the author

TF Allen

TF Allen

Dr. Timothy Field Allen, M.D. ( 1837 - 1902)
Born in 1837in Westminster, Vermont. . He was an orthodox doctor who converted to homeopathy
Dr. Allen compiled the Encyclopedia of Pure Materia Medica over the course of 10 years.
In 1881 Allen published A Critical Revision of the Encyclopedia of Pure Materia Medica.

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