theophylline

If you take theophylline, your doctor may advise you to avoid caffeine.

如果你在服用茶碱类药物，你的医生也可能会建议你远离咖啡因。

Indeed, when caffeine is ingested and broken down by the liver, one byproduct is small amounts of theophylline.

事实上，当咖啡因被人们摄入后，它会被肝脏分解，产生的副产物中就含有少量茶碱。

Taking it along with caffeinated foods and beverages may increase the concentration of theophylline in your blood. This can cause ill effects, such as nausea, vomiting and heart palpitations.

与含有咖啡因的食品或饮品共同服用可能会增加血液中的茶碱浓度，这将导致一些不良反应，如恶心、呕吐和心悸等。