Dose: 20—60 ♏.—Incompatibles: Ferric chloride, lead acetate, etc.
Acid, Picric, Merck.—C.P., Cryst.
Picronitric, Picrinic, or Carbazotic, Acid.—Yellow cryst.; odorl.; intensely bitter.—Sol. in alcohol, ether, chloroform; sl. in water.—Antiperiodic, Antiseptic, Astringent.—Uses: Intern., in malaria, trichiniasis, etc.; extern., in crysipelas, eczema, burns, fissured nipples, etc.: 1/10% solut. for cracked nipples, 1/2—1% hydro-alcoholic solut. on compress renewed only every 3 to 7 days in burns.—Dose: 1/2—2 grn., in alcoholic solut.—Max. D.: 5 grn.—Antidote: Albumen.—Incompatibles: All oxidizable substances. Dangerously explosive with sulphur, phosphorus, etc.—Caution: Do not apply in substance or in oint., lest toxic symptoms appear!
Acid, Pyrogallic, Merck, (Pyrogallol, U.S.P.)—Resublimed.
Used only extern., in 5—10% oint.
Acid, Salicylic, Merck.—U.S.P.—C.P., Cryst.; and Natural (from Oil Wintergreen).
Dose: 10—40 grn.
Acid, Sozolic,—see Aseptol.
Acid, Sulpho-anilic, Merck.—Cryst.
White efflorescent needles.—Sol. slightly in alcohol; 112 parts water.—Anticatarrhal, Analgesic.—Uses: Intern., coryza, catarrhal laryngitis, etc.—Dose: 10—20 grn. 1 to 2 t. daily, in aqueous sol. with sodium bicarb.