TDM

Question

A physician needs to prescribe a drug with a narrow therapeutic window. He is concerned about possible toxic effects. To assess the upper concentration of such a drug, which time for drawing the specimen do you think makes the most sense?

Please select the single best answer

Approximately one hour after an oral dose

2-4 hours after an IV injection of a drug

Before any drug is given

Right before the next dose of the drug is given

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