
Do not take 2 doses of PIFELTRO at the same time. If it is almost time for your next dose, skip the missed dose and take the next dose at your regular time. If you miss a dose of PIFELTRO, take it as soon as you remember.Take PIFELTRO on a regular dosing schedule as instructed by your health care provider.Stay under a healthcare provider’s care when taking PIFELTRO. Do not change your dose or stop taking PIFELTRO without talking to your health care provider.You may not have enough doravirine in your blood if you take rifabutin during treatment with PIFELTRO. If you take the medicine rifabutin during treatment with PIFELTRO, take PIFELTRO 2 times each day, about 12 hours apart, as prescribed by your health care provider.Tell your health care provider if you have taken rifabutin in the past 4 weeks.Take PIFELTRO 1 time each day, at about the same time every day. Take PIFELTRO every day exactly as your health care provider tells you to take it.Your health care provider can tell you if it is safe to take PIFELTRO with those other medicines. Do not start taking a new medicine without telling your health care provider.

Keep a list of your medicines to show your health care provider and pharmacist.

Do not take PIFELTRO if you are currently taking any of the following medicines: carbamazepine, oxcarbazepine, phenobarbital, phenytoin, enzalutamide, rifampin, rifapentine, mitotane, St.
