Known interactions between the following drugs: Cafatine PB, T-Phyl

1 interaction was found for the drugs you selected.

CAFFEINE in Cafatine PB may interact with THEOPHYLLINE in T-Phyl
Although the cause of this potential interaction is not fully understood, blood levels of theophylline may be increased when this drug is taken with caffeine. As a result, you may be more likely to experience side effects such as stomach irritation, loss of appetite, nervousness, irritability, and a rapid heart beat. Avoid drastic increases in your daily intake of caffeine while you are using theophylline and let your doctor know if you are having any intolerable or otherwise undesirable side effects. You may want to ask your healthcare provider about this potential interaction if you think you are having problems.

This interaction is poorly documented and is considered minor in severity.

(Note: Not all drug interactions are known or reported in the literature, and new drug interactions are continually being reported. This information is provided only for your education and for you to discuss with your personal healthcare provider.)

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