Avonex (interferon beta-1a) is made from human proteins. Interferons help the body fight viral infections. Avonex is used to treat relapsing multiple sclerosis (MS) in adults.Then, what drug class is Avonex?
Avonex is in a class of drugs known as immunomodulators, which work by acting on the immune system. The Food and Drug Administration (FDA) approved this medicine in 1996. Avonex is manufactured by Biogen.
Beside above, how often do you take Avonex? One injection, once a week. With relapsing multiple sclerosis (MS), people often wonder what their dosing schedule will look like once they begin treatment. AVONEX® is a once-weekly treatment. That means you have only one injection a week.
Just so, is Avonex generic?
Some or all forms of Avonex may become available as generic interferon beta-1a after September 2026, depending on FDA approval and patent expiration. It is possible that Avonex may become available as generic interferon beta-1a after September 2026.
Where do you give Avonex injection?
The recommended intramuscular injection site using the AVONEX PEN is the upper, outer thigh muscle. The injection site should be varied each week. For administration of AVONEX via the AVONEX PEN, the instructions in the package leaflet should be followed.
How long can you take Avonex?
Avonex is taken at a dose of 30 micrograms (mcg) per week. It is administered as an intramuscular (IM) injection, usually into a thigh muscle. Ideally, injections should be taken on the same day every week, although they can be as close as five days or as long as 10 days apart if needed.What happens when you stop taking Avonex?
According to the NMSS, some people stop taking disease-modifying medication for reasons including side effects, perceptions they're not feeling better or because they still experience exacerbations, or insurance purposes.Does Avonex cause weight gain?
Tell your doctor right away if you have any serious side effects, including: mental/mood changes (e.g., depression, thoughts of suicide, new or worsening psychiatric symptoms), hair loss, vision changes, persistent fatigue, numbness/tingling/swelling of the hands/ankles/feet, muscle weakness, trouble breathing, suddenHow long does it take for Avonex to start working?
Flu-like symptoms They tend to be worse when you first start treatment. In clinical studies of Avonex, flu-like symptoms occurred in 49% of people who took Avonex, compared with 29% of people who took a placebo. Your doctor will usually start you on a low dose of Avonex that's gradually increased over 4 weeks.How much does Avonex cost per month?
Current Cash Prices for a One-Month Supply of MS Medication
| Drug Name (Manufacturer) | Dose | Walgreen's |
| Avonex (Biogen Idec) | Prefill 30MCG/0.5ML Kit | $5,058.19 |
| Betaseron (Bayer) | 0.3MG INJ (14) | $5,809.69 |
| Copaxone (Teva) | 20MG 1PK=30 INJ | $6,000.09 |
| Extavia (Bayer) | 0.3MG INJ (15) | $5,589.99 |
Can Avonex cause cancer?
People taking Avonex reported more malignant tumors, breast cancer diagnoses, and flu-like symptoms than those taking other drugs, while Betaseron users reported more heart attacks, bacterial infections, and liver problems.Does Avonex suppress the immune system?
Interferon drugs, such as Avonex, work by modulating the immune system rather than inhibiting its function. That means that they regulate, or normalize, the immune system. Based on available data, the interferon drugs do not reduce the immune system's ability to fight off bacterial, fungal or viral infections.How is Avonex made?
It is produced by recombinant DNA technology using genetically engineered Chinese Hamster Ovary cells into which the human interferon beta gene has been introduced. The amino acid sequence of AVONEX is identical to that of natural human interferon beta.What is the difference between Avonex and Rebif?
Although Avonex and Rebif are similar and both contain interferon beta-1a, they aren't interchangeable. They're injected differently, dosed differently, and they have a different frequency or pattern of dosing.How much does Avonex cost with insurance?
The cost for Avonex intramuscular powder for injection 30 mcg is around $7,240 for a supply of 4 powder for injection, depending on the pharmacy you visit. Prices are for cash paying customers only and are not valid with insurance plans.Is Avonex covered by Medicare?
Does Medicare cover Avonex? 66% of Medicare Part D and Medicare Advantage plans cover this drug.What company makes Avonex?
Biogen
How do you use Avonex injection?
Avonex is injected into a muscle, usually once weekly at bedtime, on the same day each week (such as every Monday). The powder form of this medicine must be mixed with a liquid (diluent) before using it. Prepare an injection only when you are ready to give it.What does Avonex do for MS?
AVONEX® is a once-a-week injectable treatment for relapsing multiple sclerosis (MS). It has been prescribed to over 500,000 people since its approval in 1996. AVONEX decreases the number of relapses, slows the progression of physical disability, and reduces brain lesions on magnetic resonance imaging (MRI).How do I use Rebif?
The recommended dose of REBIF is either 22 mcg or 44 mcg injected subcutaneously three times per week. REBIF should be administered, if possible, at the same time (preferably in the late afternoon or evening) on the same three days (e.g., Monday, Wednesday, and Friday) at least 48 hours apart each week.Is Rebif an interferon?
Rebif (interferon beta-1a) is made from human proteins. Interferons help the body fight viral infections. Rebif is used to treat relapsing multiple sclerosis (MS) in adults. Rebif will not cure MS, it will only decrease the frequency of relapse symptoms.How much does Avonex cost in Canada?
The price of Avonex is approximately $20,000 per year. Much of the cost can be reimbursed through private and group health plans for people who meet the prescribing criteria and through provincial drug programs for individuals who meet the prescribing criteria. 
