Kali Arsenicosum.

Potassium Arsenite (Fowler's Solution). As2O3K2O.

A short proving, Med. and Surg. Journ., 1848, p. 459; physiological and pathogenetic effects by Berndt and Cattell; see Allen's Encyclopaedia, vol. 5, p. 212; pathogenetic effects observed by Hering, MSS.

- Melancholy and jealousy, N. N.; Affection of uterus, Cattell, B. J. H., vol. 11, p. 350; Neuropathia, Gradowicz, Med. Ztg., vol. 3, p. 180, 1846; Psoriasis, Cattell, B. J. H., vol. 11, p. 350.

Scolding, morose, retired, quarrelsome and discontented, jealous, indifferent to everything, scarcely answered questions addressed to her, or replied to them in a peevish tone; eyes had a fixed look, face looked frightened and anxious; agg. every third day. ~ Melancholy.
(In sick:) Thought her head felt larger.
(In sick:) Headache in left parietal bone, as if it was sore and pressed upon by a hand; behaves like a crazy person.
Constricted feeling in head, as if there was a wound on parietal bone which was being scratched; the place feels hot; pressure does not relieve. ~ Neuropathia.

(OBS:) Crusta lactea.

Startled look, with protruding, brilliant eyes, pale face and sunken cheeks. ~ Neuropathia.
(In sick:) Protrusion of eyeballs.
Conjunctiva glassy.
(In sick:) Dyspnea; injected conjunctivae, and eyeballs fixed.
(In sick:) Right eye weaker; watery, as after weeping.

(OBS:) Nodular eruption on face; boils.
(OBS:) Furfuraceous eruption in beard.

Tongue coated on edges only with mucous stripes. ~ Neuropathia.
In middle towards tip of tongue smooth red spot with troublesome burning and numbness. ~ Neuralgia of tongue.
(In sick:) Tongue swollen, felt too large in mouth.

(In sick:) Sensation in throat and larynx as if forced asunder.

For one or two hours, repeated every five or ten minutes, sensation as of a ball rising from pit of stomach to larynx threatening suffocating, amel. by loud belching. ~ Neuropathia.

From pit of stomach to spine an anxious feeling, accompanied by palpitation, not perceptible objectively. ~ Neuropathia.
Empty feeling in stomach. ~ Neuropathia.

Violent diarrhea.

Cauliflower excrescence of os uteri, with flying pains, pressure below os pubis, and stinking discharge.

Pulse weak and contracted. ~ Melancholy and jealousy.
Pulse small, scarcely perceptible, rapid. ~ Neuropathia.

Varicose veins of legs.
Ulcers on legs with general psoriasis.

Cannot sit up in bed: on account of weakness.
Walking: causes perspiration.

Such weakness she cannot sit up in bed; a loud noise or sudden, unexpected motion throws her whole body into a tremor. ~ Neuropathia.

Night: intolerable itching of eruption.

Warmth: agg. dry chronic eczema.
Undressing: at night, itching of eruption agg.

Temperature of surface diminished. ~ Melancholy and jealousy.
Lassitude with febrile heat.
Perspiration when walking.

Worse every other day in the morning. ~ Neuropathia.
For one or two hours, repeated every five or ten minutes; sensation of ball rising from pit of stomach to larynx.
Every third day; mind symptoms agg.

Left: headache in parietal bone.

Head felt larger; as if left parietal bone was sore and pressed upon by a hand; as if there was a wound on parietal bone which was being scratched; tongue felt too large; sensation in throat and larynx as if forced asunder; as if a ball was rising from pit of stomach to larynx.
Pain: in left parietal bone.
Flying pain: in uterus.
Troublesome burning: in middle towards tip of tongue; of eruption on trunk, legs and forearms.
Anxious feeling: from pit of stomach to spine, accompanied by palpitation.
Constricted feeling: in head.
Pressure: below os pubis.
Lassitude: with febrile heat.
Numbness: of middle towards tip of tongue.
Intolerable itching, stinging; of eruption on trunk, legs and forehead.

Phagedenic ulcers, deep base and turned up edges.
Eruptions; lichen, psoriasis, icthyosis.
(OBS:) Rheumatic, gouty and syphilitic pains.
(OBS:) Gouty nodosities.

Pressure: does not relieve constricted feeling in head.

Dry, wilted skin; emaciated to a skeleton. ~ Neuropathia.
Acne, appearance like that in early stage of variola.
Eruption covering entire body except scalp, comes out in red papula, varying in diameter from size of pin's head to that of a three cent piece; vesicles form on summit, suppurate, crusts form and fall off, leaving a sore which heals; the places occupied by these sores are marked by a dark colored cicatrix, and the skin generally has a dusky look; intolerable itching, stinging and burning, especially on undressing at night; it is worst on trunk, legs and forearms; mind much depressed.
Lichen confluens over whole body, except face, palms and soles, and part of chest; the rest studded with papulae, particularly distinct about outer sides of thighs, arms and back; they are covered with very minute, flimsy, whitish scabs, causing a powdery appearance of skin; head very scurfy; hair crisp and dry; often irritation in skin, which becomes reddened and cracked, particularly about bend of arms and knees.
Dry chronic eczema; skin of arms thicker and rougher than natural, covered with flimsy exfoliations of epidermis; very irritable, itching and tingling when she gets warm; intensely fissured about bends of elbows and wrists; occasional exacerbation, with eruption of distinct vesicles; languor and lassitude; pale, sallow complexion; menses irregular.
Patches of psoriasis on back, arms and spreading from elbows, and anteriorly on legs, size of a crown piece, and indolent.
Lepra.
Psoriasis: scaly itchings, causing him to scratch till an ichorous fluid discharges, forming a hard cake.
Discoloration of skin after psoriasis and lepra.
Psoriasis in numerous patches, with great itching; the patches becoming more active, scale off, and are replaced by smaller, they leave beneath them a red skin.

Compare Arsen. which it greatly resembles; Cinchon. in periodicity; Cicuta in fixed eyeballs; Iodium, Kali bich., Merc. cor.