ACTION AND USES: Reputed "alterative," but without established value. No advantage over guaiac resin. DOSAGE: 4 Gm. or 1 drachm (N.F.) =*Guaiacol (Guaiacol), Guaiacol, U.S.P.=--Obtained from wood-tar creosote or prepared synthetically. Colorless or yellowish solid or liquid, with an aromatic odor and a strong phenolic taste. Soluble in water (1:53), freely soluble in glycerin (1:0.8) and miscible with alcohol, chloroform or ether. ACTION AND USES: Used as intestinal antiseptic and bronchial stimulant, similar to creosote; less irritant but also less active. Inunction with 50 per cent. solution in oil is antipyretic but it is less powerful and more uncertain than acetphenetidin, etc. Action is difficult to control and collapse may occur. DOSAGE: 0.5 Cc. or 8 minims (U.S.P.) =*Guaiacolis Carbonas (Guaiacol. Carb.), Guaiacol Carbonate, U.S.P.= White, nearly odorless and nearly tasteless powder. Soluble in alcohol (1:60) and in ether (1:18); insoluble in water. ACTION AND USES: Being insoluble in water, it is less disagreeable and less irritating than guaiacol, but liberates this substance in the intestines. Used as intestinal antiseptic and against bronchitis. DOSAGE: 1 Gm. or 15 grains (U.S.P.). in powders or cachets =Guaiacum (Guaiac.), Guaiac, U.S.P.= (Guaiac Resin). ACTION AND USES: Formerly used as an "alterative," against syphilis, chronic rheumatism and gout; and as throat lozenges for its mildly irritant action. It produces no definite systemic effects, except as a mild laxative and possibly diuretic. Its value is very doubtful. The ammoniated tincture is the most active preparation. DOSAGE: 1 Gm. or 15 grains (U.S.P.). _Gargarisma Guaiaci Compositum (Garg. Guaiac. Co.), Compound Gargle of Guaiac, N.F._--Ammoniated tincture of guaiac (10%), compound tincture of cinchona (10%), potassium chlorate (4%), with clarified honey and oil of peppermint in water. Absolute alcohol content about 12 per cent. USES: Complex and irrational mixture. _Glyceritum Guaiaci (Glycer. Guaiac.), Glycerite of Guaiac, N.F._--Guaiac (8.5%) and solution of potassium hydroxide in glycerin and water. DOSAGE: 2 Cc. or 30 minims (N.F.). _Mistura Guaiaci (Mist. Guaiac.), Mixture of Guaiac, N.F._--Tincture of guaiac (12.5%) in clarified honey and cinnamon water. DOSAGE: 15 Cc. or 4 fluidrachms (N.F.). _Petroxolinum Guaiacolis (Petrox. Guaiacol.), Guaiacol Petroxolin, N.F._ (Guaiacol Petrox).--Guaiacol (20%) in oleic acid and liquid petroxolin. _Tinctura Guaiaci (Tr. Guaiac.), Tincture of Guaiac, U.S.P._--Guaiac (20%) in alcohol. Absolute alcohol content about 80 per cent. DOSAGE: 4 Cc. or 1 fluidrachm (U.S.P.). _Tinctura Guaiaci Ammoniata (Tr. Guaiac. Ammon.), Ammoniated Tincture of Guaiac, U.S.P._--Guaiac (20%) in aromatic spirit of ammonia. Absolute alcohol content about 60 per cent. DOSAGE: 2 Cc. or 30 minims (U.S.P.).