Severe. These medicines may interact and cause very harmful effects and are usually not taken together. Contact your healthcare professional (e.g. doctor or pharmacist) for more information.
How the interaction occurs:
Boceprevir and telaprevir may slow down how quickly your liver processes alfuzosin.
What might happen:
The amount of alfuzosin in your blood may increase and cause low blood pressure.
What you should do about this interaction:
Let your healthcare professionals (e.g. doctor or pharmacist) know right away that you are taking these medicines together. Let your doctor know if you experience dizziness, or fatigue.Your healthcare professionals may already be aware of this interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.
1.Victrelis (boceprevir) US prescribing information. Schering Corporation May, 2011.
2.Incivek (telaprevir) US prescribing information. Vertex Pharmaceuticals Incorporated October, 2013.