Methylene

A bivalent hydrocarbon radicle that does not exist free, but occurs in many compounds. See Anesthetic . M.-blue, a coal-tar dye prepared from dimethyl anilin; it is much used in the arts and as a stain in bacteriology. Its 10 per cent, solution is recommended as a local application in diphtheria, tonsillitis, scarlatinal sore-throat, and other inflammatory conditions, and internally administered it has proved serviceable as an antiperiodic and antalgic. Dose gr. j in capsule. Unof. M. Dichlorid,; a general anesthetic, frequently used instead of chloroform. It is a erted by Genther and Eichholz to be more susceptible of management than the latter in protracted operations. Much of the methylene dichlorid contains 5075 per cent, of chloroform. Unof. See Anesthetic .