Extract of Al′oes

Syn. Purified aloes , Washed a. ; Extractum aloës Barb a dens is (B. P.), Extractum aloës (Ph. L.), E. a. aquosum (Ph. D.), L. Prep. 1. (B. P.) Barb a does aloes, in small pieces, 1 lb.; treated with 1 gall. of boiling water for 12 hours, and the clear liquid evaporated.— Dose , 1 to 3 gr. B. P. 2 to 6 gr. 2. (B. P.) Socotrine aloes, 1 lb., treated with 1 gall. of boiling water for 12 hours, and the clear liquid evaporated to dryne . 3. (Ph. D.) Aloes (hepatic), 4 oz.; water, 1 quart; boil till di olved; when cold, decant the clear liquid, and evaporate as before. 4. (Ph. Bor. 1847.) By macerating powdered aloes in cold water for 48 hours, with frequent agitation, and then evaporating in a water bath at a temperature not exceeding 150° to 165° Fahr., until a pilular consistence is attained. Obs. The second is the form commonly adopted in the laboratory. When made with the juice of borage, burglo , ., it forms the old ‘ ALOES INSUCCATA ,’— Dose , 5 to 15 gr. See Aloes and Extract of Barb a does aloes .