Jalap is a typical hydragogue purgative, causing the excretion of more fluid than scammony, but producing less stimulation of the muscular wall of the bowel.
Aloes is a medicinal substance used as a purgative and produced from various species of aloe, such as A.
Hyphear is useful for fattening cattle if they are hardy enough to withstand the purgative effect it produces at first; viscum is medicinally of value as an emollient, and in cases of tumour, ulcers and the like.
Soda tartarate is purgative and diuretic, as is the citro-tartarate.
These purgative sodium salts are most useful in the treatment of chronic constipation, and of the constipation associated with gout and hepatic dyspepsia.
In medicine it is frequently employed as a hydragogue purgative, specially valuable in febrile diseases, in congestion of the portal system, and in the obstinate constipation of painters' colic. In the last case it is combined with potassium iodide, the two salts being exceedingly effective in causing the elimination of lead from the system.
Internally strychnine acts as a bitter, increasing the secretion of gastric juice and the intestinal peristalsis, being a direct stimulant to the muscular coat; in this manner it has a purgative action.
The active principle to which the oil owes its purgative properties has not been isolated.
White Sulphur Springs, in Greenbrier county, impregnated with sulphur, with therapeutic application in jaundice, dyspepsia, &c.; Alleghany Springs, in Montgomery (disambiguation)|Montgomery county, calcareous and earthy, purgative and diuretic; Rawley Springs in Rockingham county, Sweet Chalybeate Springs in Alleghany county, and Rockbridge Alum Springs in Rockbridge county, classed as iron springs and reputed of value as tonics, and the thermal springs, Healing Springs (88° F.) and Hot Springs (Iio F.), both in Bath (disambiguation)|Bath county are noted medicinal springs.
By means of the castor-oil the irritating substances are removed, and the laudanum which is mixed with the purgative soothes the intestine.
The last acts chiefly upon the lower bowel, and forms a constituent of nearly every purgative pill.
The watering-places divide themselves, according to the temperature of the waters, into cold and thermal, and according to the composition of the waters, into purgative saline, indifferent saline, sulphur and iron.
A number of other waters containing sulphides and chlorides are powerfully purgative, and are more often drunk at home than at the springs.
The waters in which chlorides form the purgative principle are those of Homburg, Kissingen, Wiesbaden and Baden Baden in Germany, and Bridge of Allan in Scotland.
They therefore remain for the most part in the intestine, and as they attract and retain large quantities of water, and at the same time slightly stimulate the mucous membrane, they come to have a purgative action and form the well-known group of saline cathartics.
Vermis, worm, fugare, to put to flight) is applied to the purgative usually given after the vermicide for the purpose of expelling the worm.
A few of them, such as aloin and colocynthin, are also purgative when injected subcutaneously or into the blood, probably owing to their being excreted into the intestinal canal.
Some of them, like the Kreuzbrunnen and the Ferdinandsbrunnen, contain alkaline-saline waters which resemble those of Carlsbad, except that they are cold and contain nearly twice the quantity of purgative salts.
I know of nothing more purgative of winter fumes and indigestions.