Pifeltro pill image


doravirine (DOR)

Recommended as component of initial regimen in certain clinical situations
Non-Nucleoside "Non-Nuke"

Standard Dose

One tablet once daily without regard to food. Tablet contains 100 mg of doravirine. Must be taken in combination with another antiretroviral(s) which does not contain the medication in this drug or medication from the same drug class.

Approved only for adults at this time. Take missed dose as soon as possible, unless it is closer to the time of your next dose. Do not double up on your next dose. No dosage adjustment necessary for mild, moderate, or severe kidney impairment or for mild or moderate liver impairment. Pifeltro has not been studied in patients with severe liver impairment.


Merck and Co.
(800) 622–4477



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