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Is there a coversion chart for going feom Dilantin IR to Dilantin ER in an adult patient?

Responses (1)

kaismama 6 Feb 2015

There is nothing to convert. If you take say 300 mg a day of the ir Then you would need 300 mg a day of the er.

n8bridges 6 Feb 2015

Are you sure? From what I have read there is an 8% decrease in the phenytoin that is bioavailable in the ER capsules vs. the IR tablets.

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