Cantharides (Spanish or Blistering Fly) and Modern Potato Bug.—Symptoms: Sickening odor of the breath, sour taste, with burning heat in the throat, stomach, and bowels; frequent vomiting, often bloody; copious bloody stools, great pain in the stomach, with burning sensation in the bladder and difficulty to urinate, followed with terrible convulsions, delirium and death.—Treatment excite vomiting by drinking plentifully of sweet oil or other wholesome oils, sugar and water, milk. or slippery elm tea; give injections of castor oil and starch, or warm milk. The inflammatory symptoms which generally follow must, be treated by a medical man. Camphorated oil or camphorated spirits should be rubbed over the bowels, stomach and thighs.

Caustic Potash.—See Alkalies.

Cobalt, or Fly-Powder.—Symptoms: Heat and pain in the. throat and stomach, violent retching and vomiting, cold and clammy skin, small and feeble pulse, hurried and difficult breathing, diarrhoea, etc.—Treatment: An emetic, followed by the free administration of milk, eggs, wheat flour and water, and mucilaginous drinks.

Copper—Blue Vitriol, Verdigris or Pickles or Food Cooked in Soul Copper Vessels.—Symptoms: General inflammation of the alimentary canal, suppression of urine; hiccough, a disagreeable metallic taste, vomiting, violent colic, excessive thirst, sense of tightness of the throat, anxiety; faintness, giddiness, and cramps and convulsions generally precede death.—Treatment: Large doses of simple syrup as warm as can be swallowed, until the stomach rejects the amount it contains. The whites of eggs and large quantities of milk. Hydrated peroxide of iron.

Copperas.—See Iron.

Creosote.Carbolic Acid.—Symptoms: Burning pain. acrid, pungent taste, thirst, vomiting, purging, etc.—Treatment: An emetic, and the free administration of albumen, as the whites of eggs, or in the absence of these, milk, or flour and water.

Corrosive Sublimate.—See Mercury.

Deadly Night-Shade.—See Belladonna.

Fox-Glove, or Digitalis.—Symptoms: Loss of strength, feeble, fluttering pulse, faintness, nausea, and vomiting and stupor; cold perspiration, dilated pupils, sighing, irregular breathing, and sometimes convulsions.—Treatment: After vomiting, give brandy and ammonia in frequently repeated doses, apply warmth to the extremities, and if necessary resort to artificial respiration.

Gases—Carbonic Acid, Chlorine, Cyanogen, Hydrosulphuric Acid, etc.—Symptoms: Great drowsiness, difficult respiration, features swollen, face blue as in strangulation.—Treatment: Artificial respirations, cold douche, frictions with stimulating substances to the surface of the body. Inhalation of steam containing preparations of ammonia. Cupping from nape of neck. Internal use of chloroform.