mephenesin

mephenesin (mefen´isin),

n an antispasmodic drug, 3 ortho-toloxyl, 2 propanediol. Used for the preparation of apprehensive patients for dental and periodontal procedures because of its ability to produce muscular relaxation and euphoria. Usual dosage for an adult is 1 gm in either tablet or elixir form, 20 minutes before the dental procedure.

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mephenesin

a centrally acting muscle relaxant. Once used in association with pentobarbital for anesthesia, but no longer used because of its many side-effects, including venous thrombosis and hemolysis.