Generic GLP-1s: What are they, and are they safe?

Key takeaways

• Generic medications contain the exact same active ingredient as branded alternatives, and they must have the same effectiveness and safety as brand-name versions.
• Only one generic GLP-1 medication is currently available, called liraglutide. This is the generic form of Saxenda.
• Many GLP-1 manufacturers have exclusivity to sell brand-name versions of the drugs until the 2030s, meaning more generic versions may not be available for several years.

Overview

Glucagon-like peptide-1 receptor agonist, or GLP-1, medications are becoming more and more popular, particularly due to their expanding uses for weight management. The most commonly known examples include Ozempic, Wegovy, and Saxenda — all of which are brand-name medications.

However, there may be many reasons why you may prefer to find a generic alternative to branded medications, including costs. Generic medications are generally considered as safe and effective as branded alternatives, but they aren’t available for every medication.

Need a prescription or refill? You can get discreet and expert on-demand care in as little as 15 minutes. For $29, answer a few questions online and get a treatment plan from a US-licensed healthcare professional. Get started here.

What generic GLP-1s are available?

Some of the most commonly discussed GLP-1 medications include Ozempic, Wegovy, and Mounjaro. All of these are brand-name medications containing different active ingredients — semaglutide in Ozempic and Wegovy and tirzepatide in Mounjaro.

Currently, only one generic GLP-1 is available to be used for weight management. This is injectable liraglutide, which is the generic form of the brand-name Saxenda, and it was approved in 2025.

If you need help covering the cost of medications, the free Optum Perks Discount Card could help you save up to 80% on prescription drugs. Plus, you can now get them delivered to your home in as little as 3 days. Search for your medication here.

When will more generic GLP-1s be approved?

Many GLP-1s are still relatively new to the market, so the manufacturers still have exclusivity for some time. Some 2024 research suggests that GLP-1 medications tend to have longer exclusivity periods than other medications of an average of 18.2 years.

It’s difficult to know when exactly a drug’s patent will expire, especially because the patents tend to expire at different times in different countries.

For example, Novo Nordisk, the manufacturer of Ozempic and Wegovy, holds a patent for semaglutide (the active ingredient) that extends to 2032 in the United States, but the patent is set to expire in 2026 in several countries, including Canada, India, and China.

This means that pharmaceutical companies in these countries can begin to manufacture generic versions of these medications, but it may still be some time before they are approved for use, and longer still until they will be available in the U.S.

It is also possible for generic drugmakers to challenge patents in order to seek approval for their drug before the patent expires. This is generally a lengthy, complex process, but it can sometimes lead to faster approval of generic medications.

According to 2024 research, several challenges have been filed against GLP-1 products, including 23 against Ozempic. As of yet, no challenge has led to an approved generic, but several are still ongoing.

Generic vs. brand-name medications

To understand which medication may be best for you, it’s important to understand the key differences — and similarities — between generic and brand-name medications.

The first thing to know about medications is that they all contain what’s known as an active ingredient. This is the ingredient that makes the medication work.

Brand-name medications and their generic equivalents both contain the exact same active ingredient. This means the drugs should work in the same way. However, they may have different inactive ingredients, such as colorants, flavorings, or preservatives. These shouldn’t affect how the medication works.

Are generics as safe as brand-name drugs?

According to a 2019 review, the use of generic medications was associated with comparable clinical outcomes to brand-name equivalents, meaning they were similar in effectiveness.

For a generic medication to be approved by the Food and Drug Administration (FDA), it must act the same in the body as its branded equivalent. It must have the same dosage, administration, strength, and labeling as the branded form, and importantly, it must be equivalent in safety.

The FDA conducts reviews on every drug it approves to ensure the medication is safe and effective for its intended purpose, including monitoring side effects and safety after it has been approved.

Why are generic GLP-1s cheaper than branded versions?

One of the benefits of generic drugs is that they tend to be cheaper than branded medications, with the FDA estimating that they cost up to 85% less.

Brand-name drugs can be expensive because of the years of research needed to test their safety and effectiveness. Once approved, the manufacturer of a brand-name drug can then patent it and sell it exclusively for a period of up to 20 years.

When the brand-name drug’s patent expires, multiple manufacturers can create generic versions. This marketplace competition may lead to lower costs for generics. Because generics contain the same active ingredients as brand-name drugs, they don’t require the same level of testing.

Summary

Generic medications contain the same active ingredient as brand-name equivalents, and they’re generally considered just as safe and effective. However, branded drugs are usually the first available on the market, and it is usually several years before a generic version is approved.

Currently, the majority of GLP-1 drugs are only available in a brand-name form as they are still relatively new. The only generic GLP-1 for weight management is called liraglutide. Many manufacturer patents don’t expire until the 2030s, meaning the drugmakers have exclusivity until this time.

However, there is significant public interest in generic GLP-1s. This may ultimately speed up the process and allow generic versions to be sold as soon as possible.

Download the free Optum Perks Discount Card to save up to 80% on many prescription medications. Plus, you can now get them delivered to your home in as little as 3 days. Search for your medication here.