755. Oil of Turpentine

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 two drachms.

756. Diaphoretics.

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

757. Solution of Acetate of Ammonia

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. This is the article so frequently met with in prescriptions,
and called spirits of mindercrus.

_Dose_, from a half to one and a half ounces every three or four hours.

758. Antimony.--_Tartar emetic_

_Tartar emetic_ is diaphoretic, emetic, expectorant, alterative, and
rubefacient.

It is _used externally_ as an irritant in white swellings and
deep-seated inflammations, 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.

_Dose_, from one-sixth of a grain to four grains.

_Caution_.--It is a _poison_, and therefore requires great care in
its administration.

759. Antimonial Powder

Antimonial Powder is a diaphoretic, emetic, and alterative.

It is given _internally_, in febrile diseases, to produce
determination to the skin, and is useful in rheumatism, when combined
with opium or calomel.

_Dose_, from three to ten grains every four hours, taking plenty of
warm fluids between each dose.

760. Sarsiparilla

Sarsiparilla is diaphoretic, alterative, diuretic, and tonic.

It is given _internally_ in cutaneous diseases, old-standing
rheumatism, scrofula, and debility.

_Dose_, of the _decoction_, from four to eight ounces; of the
_compound decoction_, from four to eight ounces; of the _extract_,
from five grains to one drachm.

761. Expectorants.

Expectorants are medicines given to promote the secretion from the