¹ Source: wiktionary.com
Definition of Methylxanthines
1. methylxanthine [n] - See also: methylxanthine
Medical Definition of Methylxanthines
1. A chemical group of drugs derived from xanthine (a purine derivative); members of the group include theophylline, caffeine, and theobromine. (05 Mar 2000)
Lexicographical Neighbors of Methylxanthines
Literary usage of Methylxanthines
Below you will find example usage of this term as found in modern and/or classical literature:
1. 5th Report Of The Joint National Committee On Detection, Evaluation, And by DIANE Publishing Company (2004)
"methylxanthines (theophylline) and cor- ticosteroids often used in managing COPD
can worsen hypertension; in addition, methylxanthines cause tachycardia ..."
2. Guidelines for the Diagnosis and Management of Asthma by DIANE Publishing Company (1996)
"methylxanthines (see Figures 8 and 9 for recommended doses). ... —In the hospital:
Therapy with oral or intravenous methylxanthines is recommended ..."
3. Text-book of Chemistry: Inorganic and Organic, with Toxicology; for Students by Rudolph August Witthaus (1919)
"N, and notably of those containing two ketone groups, although cytosine contains
but one such group. methylxanthines.—1-Methylxanthine, 7-methylxanthine, ..."
4. Science by American Association for the Advancement of Science (1883)
"2) In animal cells, cyclic AMP is hydrolyzed to 5'-AMP by a cyclic AMP
phosphodiesterase. methylxanthines elevate tissue concentrations of cyclic ..."
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