CALEFACIENT.--A medicine applied externally to produce a sensation of warmth to the part to which it is applied, as Turpentine, Mustard, Capsicum, etc. CALMANT.--A medicine that reduces functional activity, as Bromide of Potassium, Aconite, etc. CALMATIVE.--A medicine which has a quieting or a sedative effect, as Morphine, Cannibus Indica, etc. CALORIFACIENT OR CALORIFIC.--A heat producing substance which has the power of developing heat in the body, as Cod Liver and Olive Oil, Fats, etc. CARDIAC DEPRESSANT OR SEDATIVE.--A medicine which lessens the force and frequency of the heart’s action as Aconite, Potassium Nitrate, etc. CARDIAC STIMULANT.--A medicine that increases the force and frequency of the heart’s action when in a depressed condition, as Alcohol, Nux Vomica, Ether, etc. CARDIAC TONICS.--Are medicines that do not act as quickly as cardiac stimulants, but they strengthen the heart muscles which regulate pulsation, as Digitalis, Nux Vomica, etc. CARMINATIVE.--A medicine that allays pain by causing the expulsion of gases from the alimentary canal, as Aromatic Spiritus of Ammonia, Asafetida, Turpentine, etc. CATALEPTIC.--A medicine causing animals to lose control of their muscles, as Cannibus Indica, etc. CATALYTIC.--A medicine supposed to break down, destroy or counteract morbid agencies existing in the blood, as Calomel, Arcenous Acid, etc. CATHARTIC.--A medicine which hastens the evacuation of the bowels, as Aloes, Castor Oil, etc. CATHARTIC CHOLAGOGUE.--A medicine that stimulates the evacuation of the intestines and the flow of bile at the same time, as Podophyllin, etc. CATHARTIC DRASTIC.--A medicine which produces violent action of the intestines with griping and pain, as Jalap, Arecoline, etc. CATHARTIC HYDRAGOGUE.--A medicine that causes abundant watery discharges of feces, as Common Elaterium, etc. CATHARTIC SALINE.--A medicine which increases intestinal secretions and prevents re-absorption, and mechanically excites peristaltic action, as Magnesium Sulphate, etc. CATHARTIC SIMPLE.--A medicine that is more active then a laxative, but is accompanied by some griping; it causes active peristalsis and larger and softer stools than laxatives, as Rhubarb, Aloes, etc. CAUSTIC.--A medicine or agent used to destroy living tissue, as Caustic Potash, Silver Nitrate, etc. CAUTERY.--An agent used to sear or burn living tissue, with a cautery or a caustic, as a hot iron or Nitric Acid, etc. CAUTERY ACTUAL.--A metal instrument heated by an electric current or by flame, used to destroy bone or muscular tissue or for producing counter-irritation, much preferred to setons in diseases of the bones especially of their joints, as in Bone Spavin, Ringbone, etc., also valuable in the treatment of sprained tendons. The methods used are either puncture or line firing. CAUTERY POTENTIAL.--A chemical used for destroying or cauterizing flesh, as Nitric Acid, etc. CHALYBEATE.--A medicine containing iron, as Tincture Chlorid of Iron.