asmi
Forum Hero
Topics: 1043
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a pt on theophylline needs to add drug for his hypertension ,peptic ulcer and T.B .Which drug can cause theophylline toxicity ;
a. rifampin
b. beta blockers
c. cimetidine
e. methyl dopa
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| usmleasr
Forum Guru
Topics: 105
Posts: 970
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c :?:
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| step1taker
Forum Senior
Topics: 2
Posts: 105
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C. Cimetidine
Drugs that inhibit Cyp450 are(therefore increase drug toxicity): erythromycin/Macrolides, Cimetidine, Ketoconazole, Sulfonamides, Zileuton, Zafirlukast, & even Grapefruit! :P
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| asmi
Forum Hero
Topics: 1043
Posts: 4,609
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correct 
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