interferon gamma 1b - injection, Actimmune (cont.)
HOW TO USE: Read the Patient Information Leaflet available from your pharmacist before you start using this medication and each time you get a refill. Learn all preparation and usage instructions given by the manufacturer. If you have any questions, consult your doctor or pharmacist.Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. Do not shake the vial. Doing so may decrease the effectiveness of the drug.Inject this medication under the skin, usually 3 times weekly (e.g., Monday, Wednesday, and Friday) or as directed by your doctor. This medication is best used in the evening before bedtime to reduce side effects.It is important to change the location of the injection site with each dose to avoid problem areas under the skin. Therefore, choose a different injection site with each dose. The thighs and upper arms are recommended sites for the injection. Do not inject into skin that is irritated, sore, or infected.Dosage is based on your medical condition and response to therapy. Do not change the dose or how often you use this medication without your doctor's approval. Use this medication regularly to get the most benefit from it. To help you remember, use it at the same time each evening that you have a scheduled dose.Learn how to store and discard needles and medical supplies safely. Never reuse syringes or needles. Consult your pharmacist for details.
SIDE EFFECTS: Injection site reactions (pain/swelling/redness), diarrhea, upset stomach, nausea, or vomiting may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.Flu-like symptoms such as headache, tiredness, fever, chills, and muscle aches may occur, especially when you first start this medication. These symptoms usually last about 1 day after the injection and improve or go away after a few months of continued use. You can reduce these side effects by injecting this medicine at bedtime and using a fever reducer/pain reliever such as acetaminophen before or after each dose. Consult your doctor or pharmacist for more information.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these unlikely but serious side effects occur: lightheadedness, fainting, mental/mood changes (e.g., confusion, depression), shaking (tremors), trouble walking, slow/fast/irregular heartbeat, shortness of breath, swelling of the ankles/feet, increasing tiredness, joint pain, butterfly-shaped rash on the face.Tell your doctor immediately if any of these rare but very serious side effects occur: easy bleeding/bruising, persistent nausea/vomiting, seizures, signs of infection (e.g., fever, persistent sore throat), stomach/abdominal pain, black/tarry stools, dark urine, change in the amount of urine, yellowing eyes/skin.Seek immediate medical attention if any of these rare but very serious side effects occur: chest/jaw/left arm pain, weakness on one side of the body, slurred speech, sudden vision changes, pain/redness/swelling of the arms/legs, calf pain/swelling that is warm to the touch, coughing up blood.A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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