DOSAGE: 0.06 Gm. or 1 grain (U.S.P.), in solution. _Liquor Calcis Sulphuratae (Liq. Calc. Sulphurat.), Solution of Sulphurated Lime, N.F._ (Solution of Oxysulphuret of Calcium, Fleming's Solution, Vleminckx' Solution, Vleminckx' Lotion).--A solution of calcium polysulphides and calcium thiosulphate produced by boiling together lime, sulphur and water. USES: Depilatory. =Calendula (Calend.), Calendula, N.F.= (Marigold, Calendula Flowers). ACTION AND USES: Locally, mild irritant, without material advantage over diluted alcohol. Internally, no definite indications for its use. _Fluidextractum Calendulae (Fldext. Calend.), Fluidextract of Calendula, N.F._--Calendula (100%). Absolute alcohol content about 80 per cent. _Tinctura Calendulae (Tr. Calend.), Tincture of Calendula, N.F._--Calendula (20%) in alcohol. Absolute alcohol content about 90 per cent. =Calumba (Calumb.), Calumba, U.S.P.= (Columba, Columbo, Colombo).--A root. ACTION AND USES: Used as a simple bitter and stomachic. It appears to have no advantage over other bitters, for instance, gentian. DOSAGE: 2 Gm. or 30 grains (U.S.P.); usually given in the form of the tincture. _Fluidextractum Calumbae (Fldext. Calumb.), Fluidextract of Calumba, N.F._--Calumba (100%). Absolute alcohol content about 65 per cent. DOSAGE: 2 Cc. or 30 minims (N.F.). _Tinctura Calumbae (Tr. Calumb.), Tincture of Calumba, U.S.P._--Calumba (20%) in alcohol and water. Absolute alcohol content about 55 per cent. DOSAGE: 4 Cc. or 1 fluidrachm (U.S.P.) =*Calx (Calx), Calcium Oxide, U.S.P.= (Lime, Quicklime).--CaO. Hard, white, odorless masses with a caustic taste, forming with water calcium hydroxide, which is slightly soluble in water (1:84), insoluble in alcohol. ACTION AND USES: As liquor calcis (an aqueous solution of calcium hydroxide), used as an antacid and mild alkali. As milk of lime (a mixture of calcium hydroxide and water), frequently used as a disinfectant. _*Linimentum Calcis (Lin. Calc.), Lime Liniment, U.S.P._ (Carron Oil).--Lime water (50%) and linseed oil. USES: Topical application, used especially for burns. _*Liquor Calcis (Liq. Calc.), Solution of Calcium Hydroxide, U.S.P._ (Lime Water).--Ca(OH){2} (not less than 0.14%). DOSAGE: 15 Cc. or 4 fluidrachms. =*Calx Chlorinata (Calx Chlorin.), Chlorinated Lime, U.S.P.= ("Chloride of Lime").--A compound of calcium chloride and hypochlorite containing not less than 30 per cent. of available chlorine. A white or grayish-white powder having a chlorine-like odor and a repulsive saline taste. Partially soluble in water or alcohol. Decomposed by acids with liberation of chlorine. ACTION AND USES: Disinfectant, especially for excreta. Should be used liberally and left in contact for at least one hour. Widely used for treating contaminated drinking water. =Cambogia (Cambog.), Gamboge, U.S.P.= (Pipe Gamboge).--A gum resin.