Drug Interactions
These Drugs Can Interact
T-Theophylline
D-Dilantin
C-Coumadin
I-llosone (Erythromycin)
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Coumadin and ilosone: Ilosone can increase the effects of Coumadin, increase risk for bleeding. Coumadin and Dilantin: potential for increased effects of both. Coumadin and Dilantin: Increased Coumadin metabolism (decreased effect). Theophylline and Dilantin: if taken orally they can interfere with absorption of each other and decrease medication effect.
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