Glauber's Salt is a very good purgative.

Dose

, from a half to two ounces, dissolved in warm water

748. Sulphate of Potash

Sulphate of Potash is a cathartic and deobstruent. It is

used internally

, combined with aloes or rhubarb, in obstructions of the bowels, and is an excellent saline purgative in dyspepsia and jaundice.

Dose

, from ten grains to one drachm.