A patient is about to begin treatment for latent tuberculosis with a short course of daily rifampin. The patient asks why rifapentine (Priftin) cannot be used, because it can be given twice weekly
What will the nurse tell this patient about rifapentine?
a. It is more toxic than rifampin.
b. It is not approved for treatment of latent TB.
c. It is not well absorbed and thus not as effective.
d. It will stain contact lenses orange.
ANS: B
Rifapentine is indicated only for pulmonary TB. Rifapentine's toxicity is similar to that of rifampin. Rifapentine is well absorbed. Both drugs stain contact lenses.
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