Theophylline Definition

thē-ŏfə-lĭn
noun
A colorless, crystalline alkaloid, C7H8N4O2H2O, extracted from tea leaves or prepared synthetically: an isomer of theobromine.
Webster's New World
A colorless crystalline alkaloid, C7 H8 N4 O2 , derived from tea leaves or made synthetically, used as a bronchodilator primarily to treat asthma and chronic obstructive pulmonary disease.
American Heritage

(pharmacology) Methylxanthine drug used in therapy for respiratory diseases such as COPD or asthma.

Wiktionary
Synonyms:
  • Theobid
  • Slo-Bid
  • Elixophyllin
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Other Word Forms of Theophylline

Noun

Singular:
theophylline
Plural:
theophyllines

Origin of Theophylline

  • New Latin thea the tea plant (ultimately from Dutch thee) tea phyll(o)– –ine

    From American Heritage Dictionary of the English Language, 5th Edition

  • New Latin thea the tea plant (ultimately from Dutch thee) tea phyll(o)– –ine

    From American Heritage Dictionary of the English Language, 5th Edition

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theophylline