Usually prescribed in this country as sulphonal. Chemically, it is diethylsulphonedimethylmethane.

Properties : Sulphonmethane occurs as colorless, inodorous and nearly tasteless crystals or a crystalline powder, slightly soluble in water (1:360), but soluble in alcohol (1:47).

Action and Uses: Sulphonmethane, or sulphonal, is hypnotic and sedative. See Sulphonethylmethane. It acts more slowly than trional and is best given about 5 p.m.

Dosage: 1 gm. or 15 grains, given in a hot liquid.