Immune Globulin-ifas (i-MUNE GLOB-ue-lin - ifas)

Treats problems with your immune system, chronic immune thrombocytopenia (ITP), and chronic inflammatory demyelinating polyneuropathy (CIDP).

Brand Name(s):

Panzyga

When This Medicine Should Not Be Used:

How to Use This Medicine:

Injectable

• Your doctor will prescribe your dose and schedule. This medicine is given through a needle placed in a vein.
• A nurse or other trained health professional will give you this medicine.
• Missed dose: You must use this medicine on a fixed schedule. Call your doctor or pharmacist if you miss a dose.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

• Some medicines can affect how immune globulin-ifas works. Tell your doctor if you are using estrogen or any medicine that may affect your kidneys.
• This medicine may interfere with vaccines. Ask your doctor before you get a flu shot or any other vaccines. You should not get a live virus vaccine for 3 or more months after receiving this medicine.

Warnings While Using This Medicine:

• Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, heart or blood vessel problems, blood clotting problems, diabetes, any type of infection, problems with your immune system, or a history of blood clots. Tell your doctor if you are having a surgery that requires inactivity for a long time.
• This medicine may cause the following problems:
  • Kidney problems
  • Increased risk for blood clots
  • Aseptic meningitis syndrome (AMS)
  • Bleeding problems (including hemolysis or hemolytic anemia)
  • High blood pressure
  • Lung problems
• This medicine is made from donated human blood. All donated blood is tested for certain viruses. Although your risk for getting a virus from the medicine is very low, talk with your doctor if you have concerns.
• Tell any doctor or dentist who treats you that you are using this medicine. This medicine may affect certain medical test results.
• Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

• Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
• Blistering, peeling, red skin rash
• Blue lips or fingernails, trouble breathing
• Change in how much or how often you urinate
• Chills, cough, sore throat, nausea, vomiting during the infusion
• Confusion, weakness, muscle twitching
• Dark, red, or brown urine
• Fast, slow, pounding, or uneven heartbeat
• Fever higher than 100 degrees Fahrenheit (37.7 degrees Celsius)
• Lightheadedness, dizziness
• Pain in your lower leg (calf), numbness or weakness in your arm or leg or on one side of your body
• Rapid weight gain, swelling in your hands, ankles, or feet
• Severe back, stomach, chest, or side pain
• Stiff neck, eye pain, sensitivity of the eye to light
• Sudden or severe headache, problems with vision, speech, or walking

If you notice these less serious side effects, talk with your doctor:

• Pain, itching, burning, redness, swelling, warmth, or a lump under your skin where the needle is placed.

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088