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But another similar study is still gathering data about whether Fasenra might be an effective treatment for COPD. (Polyps are tissue growths that can make it difficult to breathe through your nose.) They also express IL-5R like eosinophils do and play a role in the airway inflammation associated with asthma. All rights reserved. You can also check out this article to learn more about saving money on prescriptions. Both forms of the drug have one strength: 30 mg/mL. Note: This document contains side effect information about benralizumab. Is the ketogenic diet right for autoimmune conditions? The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. Your doctor will tell you more about the other asthma medications youll take together with Fasenra. With eosinophilic asthma, you also have high levels of eosinophils (a type of white blood cell). After an initial loading dose where Fasenra is injected once every 4 weeks for the first 3 doses, it only needs to be given once every 8 weeks. So you shouldnt use it to treat asthma flare-ups or a severe kind of asthma called status asthmaticus. As a result, theres less inflammation (swelling), and you have a lower risk for asthma flare-ups. Fasenra may influence a person's response to parasitic infections because eosinophils may be involved in the immunological response to these infections. Fasenra removes almost all eosinophils from your blood within 24 hours after taking the drug. This medicine is available only with your doctor's prescription. There havent been clinical trials in humans that show the effect of the drug during pregnancy. To learn more about the registry, visit the website or call 877-311-8972. Fasenra Pen Auto-Injector - Uses, Side Effects, and More - WebMD To administer the Fasenra autoinjector pen, first, remove the clear needle cap from the end of the autoinjector by pulling it off. When administered subcutaneously to patients with asthma, Fasenra has a bioavailability of 59%. With the prefilled syringe form, a healthcare professional will give you Fasenra as an injection under your skin (subcutaneous injection). And they want you to get the best care possible. Any medical information published on this website is not intended as a substitute for informed medical advice and you should not take any action before consulting with a healthcare professional. Two clinical studies looked at 2,510 people with severe eosinophilic asthma.