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methylxanthine
methylxanthine (ˌmiːθaɪlˈzænˌθiːn) n (Chemistry) a compound formed through the methylation of xanthine, such as caffeine or theophyllineEncyclopediaSeeXanthinemethylxanthine
methylxanthine (mĕth″ĭl-zăn′thēn) A group of naturally occurring agents present in caffeine, theophylline, and theobromine. They act on the central nervous system, stimulate the myocardium, relax smooth muscle, and promote diuresis. A commonly prescribed methylxanthine is theophylline, which is used primarily to treat asthma and chronic obstructive pulmonary disease. AcronymsSeeMXThesaurusSeexanthine |