2745. Diuretics are medicines which promote an increased secretion of urine. They consist of nitre, acetate of potassa, squills, juniper, and oil of turpentine.

2746. Nitre is a diuretic and refrigerant.

It is used externally as a detergent when dissolved in water, and as a lotion to inflamed and painful rheumatic joints.

It is given internally in doses of from ten grains to a drachm, or even two drachms; in spitting blood it is given in one drachm doses with great benefit.

As a topical application it is beneficial in sore throat, a few grains being allowed to dissolve in the mouth.

2747. Acetate of Potassa is diuretic and cathartic.

It is given internally in dropsy with great benefit, in doses of from one scruple to one drachm, every three or. four hours, to act as a diuretic in combination with infusion of quassia.

Dose, as a cathartic, from two to three drachms.

2748. Squills is diuretic and expecto rant when given in small doses; and emetic and purgative when given in large doses.

It is used internally in dropsies, in combination with calomel and opium; in asthma, with ammoniacum; in catarrh, in the form of oxymel.

Dose of the dried bulb powdered, from one to four grains every six hours; of the compound pill, from ten to twenty grains; of the tincture, from ten minims to one drachm; of the oxymel, from a half to two drachms; of the vinegar, from twenty minims to two drachms.

2749. Juniper is diuretic and stomachic. It is given internally in dropsies.

Dose of the infusion from two to three ounces every four hours; of the oil, from one to five minims.

2750. Oil of Turpentine is a diuretic, anthelmintic, and rubefacient.

It is used externally in flatulent colic, sprinkled over flannels dipped in hot water and wrung out dry.

It is used internally in the same diseases as Venice turpentine.

Dose from five minims to one ounce.

2751. Diaphoretics are medicines given to increase the secretion from the 6kin by sweating. They comprise acetate of ammonia, calomel, antimony, opium, camphor, and sarsaparilla.

2752. Solution of Acetate of Ammonia is a most useful diaphoretic.

it is used externally as a discutient, as a lotion to inflamed milk-breasts, as an eye-wash, and a lotion in scald head.

It is given internally to promote perspiration in febrile diseases, which it does most effectually, especially when combined with camphor mixture.

Dose from a half to one and a-half ounce every three or four hours.

2753. Antimony, - Tartar emetic is diaphoretic, emetic, expectorant, alterative, and rubefacient.

It is used externally as an irritant in white swellings and deep-seated inflammation, in the form of an ointment.

It is given internally in pleurisy', bilious fevers, and many other diseases; but its exhibition requires the skill of a medical man to watch its effects.