Imfinzi works by causing your immune system to attack tumor cells. Durvalumab may cause your immune system to attack healthy organs and tissues in your body. This could lead to serious or life-threatening side effects on your lungs, liver, pancreas, kidneys, intestines, thyroid, pituitary, or adrenal glands.
Call your doctor at once if you have new or unusual symptoms, such as: tiredness, mood changes, headaches, vision problems, muscle weakness, stomach problems, weight changes, skin rash, hair loss, bleeding or bruising, yellowing of your skin or eyes, increased or decreased urination, dark urine, bloody or tarry stools, worsening cough, chest pain, or trouble breathing.
Before taking this medicine
You should not use Imfinzi if you are allergic to durvalumab.
To make sure Imfinzi is safe for you, tell your doctor if you have have an active infection, or if you have ever had:
an organ transplant or a stem cell transplant (recent or planned);
lung disease or breathing problems;
liver disease;
radiation treatment of your chest area; or
an autoimmune disorder such as lupus, ulcerative colitis, or Crohn's disease.
Imfinzi may harm an unborn baby. Use effective birth control to prevent pregnancy while you are using this medicine and for at least 3 months after your last dose. Tell your doctor if you become pregnant.
Do not breastfeed while using Imfinzi, and for at least 3 months after your last dose.
How is Imfinzi given?
Imfinzi is given as an infusion into a vein, usually once every 2, 3 or 4 weeks. A healthcare provider will give you this injection.
This medicine must be given slowly and the infusion can take about 1 hour to complete.
