Actions and Uses.—Beta-naphthol benzoate is split up into its constituents on reaching the intestinal tract and acts as an antiseptic. It is said to be diuretic. It is used internally as an intestinal antiseptic in diarrhea and typhoid fever. Externally it has been recommended as a parasiticide in the form of 3 to 10 per cent. ointment, and has been used in psoriasis, eczema, scabies, etc. Dosage.—0·2 to 0·5 gramme (3 to 8 grains); maximum dose, single, 1 gramme (15 grains), daily 4 grammes (60 grains). Manufactured by Fabrik von Heyden, Radebeul near Dresden (Merck & Co., New York). BETOL. Betol, C_{6}H_{4}·OH·COO (C_{10}H_{7}) = C_{17}H_{12}O_{3}, the salicylic ester of β-naphtol. Actions and Uses.—Betol is not affected in the stomach, but is split up in its original components when it reaches the intestinal tract by the pancreatic juice and intestinal secretions. It is believed to act as an intestinal antiseptic and, being excreted in the urine, to act in a similar way in the bladder. It has the anti-rheumatic properties of salicylic acid. It is recommended for intestinal fermentations, catarrh of the bladder, particularly in gonorrheal cystitis, for rheumatism, etc. Dosage.—0·3 to 0·5 gramme (4 to 8 grains) in cachets, milk or emulsion. Manufactured by the Heyden Chemical Works, New York. BISMAL. Bismal, 4 (C_{15}H_{12}O_{10})·3Bi(OH)_{3} = Bi_{3}C_{60}H_{57}O_{49}, a compound of bismuth hydroxide and methylendigallic acid. Actions and Uses.—Bismal is an astringent and is recommended for the treatment of chronic diarrhea. Dosage.—0·12 to 0·3 gramme (2 to 5 grains) in cachets or powder. Manufactured by E. Merck, Darmstadt. (Merck & Co., New York.) BOROCHLORETONE. A mixture of 1 part chloretone with 3 parts boric acid. Actions and Uses.—An antiseptic and anesthetic, used externally as a surgical dressing powder. Prepared by Parke, Davis & Co., Detroit, Mich. BROMETONE. Brometone, 1,1,1-tribrom-2-methyl-propan-2-ol, CBr_{3}·C(OH) (CH_{3})·CH_{3} = C_{4}H_{7}OBr_{3}, produced by the reaction of acetone on bromoform.