Pegfilgrastim (By injection)
Helps your body make white blood cells after you receive cancer medicine.
Neulasta, Neulasta Onpro
When This Medicine Should Not Be Used
How to Use This Medicine
- Your doctor will prescribe your exact dose and tell you how often it should be given. This medicine is given as a shot under your skin.
- A nurse or other health provider will give you this medicine.
- You may be taught how to give your medicine at home. Make sure you understand all instructions before giving yourself an injection. Do not use more medicine or use it more often than your doctor tells you to.
- Start using the medicine 24 hours or more after you finish your chemotherapy. However, do not use it within 24 hours before you begin another chemotherapy treatment.
- Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.
- If the medicine has been in the refrigerator, let it warm to room temperature for 30 minutes before you use it.
- Do not shake the syringe. Do not save leftover medicine.
- Missed dose: This medicine needs to be given on a fixed schedule. If you miss a dose, call your doctor, home health caregiver, or treatment clinic for instructions.
- Neulasta® single-use prefilled syringe: If you store this medicine at home, keep it in the refrigerator. Do not freeze. If the medicine is accidently frozen, let it thaw out in the refrigerator before you use it. If the medicine freezes a second time, do not use it. Keep the medicine in the carton and away from heat or direct light. The medicine can stay out of the refrigerator for up to 48 hours. Throw away any medicine that has been out of the refrigerator for more than 48 hours.
- Neulasta® Onpro kit: Keep the medicine in the carton and away from heat or direct light. The medicine can stay out of the refrigerator for up to 12 hours. Throw away any medicine that has been out of the refrigerator for more than 12 hours.
- Throw away used needles in a hard, closed container that the needles cannot poke through. Keep this container away from children and pets.
Drugs and Foods to Avoid
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Warnings While Using This Medicine
- Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, lung disease, breathing problems, or sickle cell disease. Tell your doctor if you have an allergy to acrylic adhesives or latex.
- This medicine may cause the following problems:
- Spleen problems
- Serious lung problems
- Kidney problems
- Capillary leak syndrome
- On-body Injector for Neulasta®:
- Keep the injector at least 4 inches away from electrical equipment, such as cell or cordless phones, microwaves, and other appliances.
- Do not use hot tubs or saunas while you are wearing the injector. Do not expose the injector to sunlight. Do not sleep on the injector. Call your doctor if the injector comes off before or during a dose.
- Keep the injector dry at least 3 hours before the dose is scheduled to start. This will help you notice any leaks. Call your doctor if the bandage becomes wet or the medicine is dripping.
- The injector is programmed to deliver your dose about 27 hours after it is placed on your skin. It will take about 45 minutes for the dose to be given. Avoid activities, such as driving and traveling, that may interfere with the injector 1 hour before the dose starts, while it is being given, and for at least 1 hour afterward.
- 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.
- Keep all medicine out of the reach of children. Never share your medicine with anyone.
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
- Decrease in how much or how often you urinate, red or dark brown urine, lower back or side pain
- Fever, chills, cough, sore throat, and body aches
- Lightheadedness, dizziness, or fainting
- Pain in your left side or shoulder, or feeling unusually full
- Skin redness, blisters, or sores, red or purple spots on your skin
- Swelling in your face, ankles, or feet
- Trouble breathing or fast breathing
- Unusual bleeding, bruising, tiredness, or weakness
If you notice these less serious side effects, talk with your doctor:
- Bone pain, pain in your arms or legs
- Pain, redness, or swelling where the shot was given
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
- Last reviewed on 10/4/2017
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