Theophylline
[thee-uh-fil-een, -in] /ˌθi əˈfɪl in, -ɪn/
noun, Pharmacology.
1.
a white, crystalline, poisonous alkaloid, C 7 H 8 N 4 O 2 , an isomer of theobromine, extracted from tea leaves or produced synthetically: used to relieve bronchial spasms, in the treatment of certain heart conditions, and as a diuretic.
theophylline
/ˌθɪəˈfɪliːn; -ɪn; θɪˈɒfɪlɪn/
noun
1.
a white crystalline slightly water-soluble alkaloid that is an isomer of theobromine: it occurs in plants, such as tea, and is used to treat asthma. Formula: C7H8N4O2 See also xanthine (sense 2)
theophylline the·oph·yl·line (thē-ŏf’ə-lĭn, thē’ō-fĭl’ēn’)
n.
A colorless crystalline alkaloid derived from tea leaves or made synthetically, used as a cardiac stimulant and diuretic.
theophylline
(thē-ŏf’ə-lĭn)
A colorless, crystalline alkaloid derived from tea leaves or made synthetically. It is used in medicine especially as a bronchial dilator. Theophylline is a xanthine that is similar in structure to caffeine and is a structural isomer of theobromine. Chemical formula: C7H8N4O2.
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