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Esperion Reaches Settlement Agreement with ANDA Filer Not to Market Generic Version of NEXLETOL (bempedoic acid) Prior to April 19, 2040

Key Takeaway: Esperion has reached a settlement with Micro Labs that prevents the marketing of a generic version of its drug NEXLETOL until April 19, 2040. This agreement resolves existing patent litigation and confirms Esperion's proprietary rights for a significant period. However, ongoing litigation with other defendants concerning similar matters continues, which may pose future risks to Esperion's market exclusivity. The company's broader strategy remains focused on addressing unmet cardiovascular needs through innovative therapies.

Market Sentiment Analysis

POSITIVE FACTORS

  • Esperion secured a settlement agreement to delay the marketing of a generic NEXLETOL until 2040.
  • The agreement potentially strengthens Esperion's market position for NEXLETOL in the U.S.
  • Esperion's focus on developing new therapies demonstrates commitment to addressing cardiovascular needs.

Full Press Release Details

ANN ARBOR, Mich., May 12, 2025 (GLOBE NEWSWIRE) -- Esperion (NASDAQ: ESPR) today announced that it has entered into a settlement agreement with Micro Labs USA, Inc. and its affiliate Micro Labs Limited (together, Micro Labs). This agreement resolves the patent litigation brought by Esperion against Micro Labs in response to Micro Labs’ Abbreviated New Drug Application (ANDA) seeking approval to market a generic version of NEXLETOL prior to the expiration of the applicable patents. Pursuant to the agreement, Micro Labs has agreed not to market a generic version of NEXLETOL in the United States prior to April 19, 2040, unless certain limited circumstances customarily included in these types of agreements occur.
The pending patent litigation against the remaining defendants (Accord Healthcare Inc; Alkem Laboratories Ltd.; Aurobindo Pharma Limited (along with an affiliate); Dr. Reddy’s Laboratories Inc. (along with an affiliate); Hetero USA Inc. (along with affiliates); MSN Pharmaceuticals Inc. (along with an affiliate); Renata Limited; and Sandoz Inc.) is ongoing, and there can be no assurance whether such ongoing patent litigation will allow a generic version of NEXLETOL and/or NEXLIZET, as applicable, to be marketed in the U.S. prior to April 19, 2040.
About Esperion Therapeutics
Esperion Therapeutics, Inc. is a commercial stage biopharmaceutical company focused on bringing new medicines to market that address unmet needs of patients and healthcare professionals. The Company developed and is commercializing the only U.S. Food and Drug Administration (FDA) approved oral, once-daily, non-statin medicines for patients who are at risk for cardiovascular disease and are struggling with elevated low density lipoprotein cholesterol (LDL-C). These medications are supported by the nearly 14,000 patient CLEAR Cardiovascular Outcomes Trial. Esperion continues to build on its success with its next generation program which is focused on developing ATP citrate lyase inhibitors (ACLYi). New insights into the structure and function of ACLYi fully enables rational drug design and the opportunity to develop highly potent and specific inhibitors with allosteric mechanisms.
Esperion continues to evolve into a leading global biopharmaceutical company through commercial execution, international partnerships and collaborations and advancement of its pre-clinical pipeline. For more information, visit esperion.com and follow Esperion on LinkedIn and X.
Forward-Looking Statements
This press release contains forward-looking statements that are made pursuant to the safe harbor provisions of the federal securities laws, including statements regarding pending patent litigation and other statements containing the words “anticipate,” “believe,” “estimate,” “expect,” “intend,” “may,” “plan,” “predict,” “project,” “suggest,” “target,” “potential,” “will,” “would,” “could,” “should,” “continue,” and similar expressions. Any express or implied statements contained in this press release that are not statements of historical fact may be deemed to be forward-looking statements. Forward-looking statements involve risks and uncertainties that could cause Esperion’s actual results to differ significantly from those projected, including, without limitation, the net sales, profitability, and growth of Esperion’s commercial products, clinical activities and results, supply chain, commercial development and launch plans, the outcomes and anticipated benefits of legal proceedings and settlements, and the risks detailed in Esperion’s filings with the Securities and Exchange Commission. Any forward-looking statements contained in this press release speak only as of the date hereof, and Esperion disclaims any obligation or undertaking to update or revise any forward-looking statements contained in this press release, other than to the extent required by law.
Esperion Contact Information:

Frequently Asked Questions

What settlement did Esperion reach with Micro Labs?

Esperion settled patent litigation with Micro Labs, preventing them from marketing a generic NEXLETOL until April 19, 2040.

When can Micro Labs potentially market a generic NEXLETOL?

Micro Labs may market a generic version of NEXLETOL before April 19, 2040, under specific conditions.

Is patent litigation ongoing against other defendants?

Yes, Esperion's patent litigation against other defendants is still ongoing.

What is Esperion Therapeutics focused on?

Esperion Therapeutics focuses on developing new medicines for patients with cardiovascular disease.

What is the CLEAR Cardiovascular Outcomes Trial?

The CLEAR Cardiovascular Outcomes Trial involved nearly 14,000 patients and supports Esperion's medications.

Last updated: May 12, 2025