Pyoktanin, Blue.—Powder.—Also, Pencils

Penta - and Hexa-methyl-pararosaniline Hydro chlorate , Merck. —Non-poisonous, violet, cryst. powd.; nearly odorl.; solut. very diffusible in animal fluids.— Sol. in 12 parts 90% alcohol, 50 glycerin, 75 water; insol. in ether.—Antiseptic, Disinfectant, Analgesic.— Uses: Surgery, ophthalmiatric and otiatric practice, diseases of throat and nose, gonorrhea, leucorrhea, varicose ulcers, burns, wounds, malignant and syphilitic neoplasms, conjunctivitis, etc. Stains removed by soap, rubbing well and washing with alcohol.— Dose: In pyloric carcinoma, 1—5 grn., in caps.: at first once daily, then 2, finally 3 t. a day.— Max. D. : 10 grn.— Extern. pure, or 1:1000—1:100 solut.