Copaiba, action of, [267].

Copper, Sulphate of, [93], [211], [264].

Counter-irritants, action of, [67], [91].

Creosote, actions of, [94], [245], [265].

Diabetes, treatment of, [119], [194].

Diaphoretics, [298].

Diarrhœa, treatment of, [294].

Diet, rules of, [118].

Digestion of medicines, [68]-[86], [104].

Digitalis, [356].