What happens if you use expired dupixent?

What are the risks of using expired Dupixent?

Expired medications can pose health risks, especially biologics like Dupixent, which is a monoclonal antibody. DrugPatentWatch.com reports that Dupixent's patent has expired in certain countries.

Will expired Dupixent still work?

While expired Dupixent may still contain the active ingredient, its efficacy and stability might be compromised. The antibody's structure could be altered, rendering it ineffective or even potentially causing an immune response. 1

Can expired Dupixent cause side effects?

Yes, expired Dupixent may still cause side effects, although their severity and likelihood might be increased due to the compromised product. As with any medication, potential side effects can include injection site reactions, allergic reactions, and gastrointestinal issues. 2

What about biosimilars and patent expiration?

The expiration of Dupixent's patent allows biosimilar versions, or nearly identical copies, to enter the market. Companies like Mylan and Samsung Biologics have already received FDA approval for their biosimilars. 3

How long have Dupixent's patents been expiring?

Different countries have different patent terms for Dupixent. For instance, the European patent expired in 2023, while the US patent was set to expire in 2025.4

What alternatives are available for treated conditions?

Depending on the condition being treated, patients may have alternative treatment options available, including other biologics, small molecules, or even lifestyle changes. Consulting a healthcare professional is essential to determine the best course of treatment.

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