Ruxonib Gefitinib Itraconazole
ModerateItraconazole strongly blocks CYP3A4, an enzyme your body uses to break down Gefitinib. When that enzyme is blocked, Gefitinib is cleared more slowly, so the amount of it in your blood goes up.
These medicines are often taken together with some care. Your doctor may change a dose, space them apart or check on you more often. Make sure your doctor and pharmacist know you take both.