KnowraTheophyllineLinked fromLinked fromThe 5 pages that link to Theophylline, each with the reason it gives.All 5Broader topic 2Compared with 3CaffeineCompared with: Like caffeine, it blocks adenosine receptors, but its clinical use and toxicity profile differ.Adenosine receptor antagonistBroader topic: Its adenosine blockade contributes to both therapeutic effects and toxicity.MethylxanthineBroader topic: Its airway effects show how methylxanthine pharmacology extends beyond alertness.TheobromineCompared with: Theophylline has stronger bronchodilator effects and a different clinical role.PapaverineCompared with: Both can inhibit phosphodiesterases, but theophylline has distinct pharmacology and clinical uses.