Clarke gives the toxic effects of homeopathy drug Arnica Montana and its therapeutic uses in non-toxic doses in his book The ABC Manual of Materia Medica and Therapeutics, published in 1901….


      asthenic continued fevers with rapid pulse, dry skin, flushed face, foul mucous coating on the tongue and bloated bowels. feeling of soreness throughout the body, everything on which the patient lies seems too hard. Myalgia or pleurodynia from over-exertion. Chronic muscular stiffness of laborers. Heart affections consequent upon over exertion.


      Frequent and weak, or slow weak pulse. great muscular weakness, debility. collapse. Cold extremities, dilated pupils. violent piercing pains in the forehead and occiput, or dull pressing headache.1 Nausea, vomiting, giddiness, oppression. Distension of the abdomen with sensation of pressure and soreness. Bloated, sensitive abdomen, with watery or slimy discharges from the bowels having a foetid smell, and accompanied with much flatulence.2.


      Extractum arnicae radicis fluidum, 5-10 m.

Tinctura arnicae radicis, 10-30 m.

Tinctura arnicae florum, 10-30 m.

Use one drop of the tincture or of the first or second decimal dilution every half hour or hour.


      Should be used where the typhoid state is present in continued fevers, and for the various complicating inflammatory conditions.1-2.

Pulse accelerated, skin dry and rather cool, face flushed and burning, tongue coated with foul mucus, bowls bloated. fecal matter hard, or discharge of foul smelling mucus with much rumbling. Urine saturated and of bad odor. cerebral symptoms suggest presence of fluid in the ventricles.1-2.

General malaise, feeling of soreness throughout the whole body, almost constant nausea, pain in the stomach, vomiting of food mingled with blood. 1-2.

Febrile diseases and inflammations where the conditions are asthenic.1.

Dysentery where the typhoid and inflammatory state is present.1-2.

chronic muscular stiffness of laborers.

Heart affections consequent upon over-exertion.

Cardiac hypertrophy of boating men.

Myalgia from over-exertion of healthy muscles or normal use of weak ones. (See Rhus tox).

Pleurodynia from over-exertion.

chronic tenesmus produced by long retention of urine.

Chronic condition of shock resulting from railway injury.

To be given after child-birth. (Internally and in hot moist compresses upon vulva).

sensitiveness of the body to pressure, everything on which the patient lies seems too hard.

Mania and melancholia in conditions o asthenia.

Boils. (Locally and internally).

George Hardy Clark
Clark, George H. (George Hardy) 1860-1941 was the author of: Homeopathic Treatment of Asthenopia; Lee and Clark's Cough and expectoration : a repertorial index of their symptoms; The A B C Manual of Materia Medica and Therapeutics; A system for the care and training of children; The Black Plague and Its Control.