nexletol Drug Patent Profile

When do Nexletol patents expire, and when can generic versions of Nexletol launch?

Nexletol is a drug marketed by Esperion Theraps Inc and is included in one NDA. There are seven patents protecting this drug and one Paragraph IV challenge.

This drug has eighty-one patent family members in twenty-four countries.

The generic ingredient in NEXLETOL is bempedoic acid. One supplier is listed for this compound. Additional details are available on the bempedoic acid profile page.

DrugPatentWatch^® Generic Entry Outlook for Nexletol

Nexletol was eligible for patent challenges on February 21, 2024.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be December 3, 2030. This may change due to patent challenges or generic licensing.

There have been five patent litigation cases involving the patents protecting this drug, indicating strong interest in generic launch. Recent data indicate that 63% of patent challenges are decided in favor of the generic patent challenger and that 54% of successful patent challengers promptly launch generic drugs.

There is one tentative approval for the generic drug (bempedoic acid), which indicates the potential for near-term generic launch.

Indicators of Generic Entry

Summary for nexletol

International Patents:	81
US Patents:	7
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	64
Patent Applications:	393
Drug Prices:	Drug price information for nexletol
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for nexletol
What excipients (inactive ingredients) are in nexletol?	nexletol excipients list
DailyMed Link:	nexletol at DailyMed

See drug prices for nexletol

DrugPatentWatch^® Estimated Loss of Exclusivity (LOE) Date for nexletol

Constraining patent/regulatory exclusivity:

7,335,799

NDA:

211616

Dosage:

TABLET;ORAL

^*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Pharmacology for nexletol

Drug Class	Adenosine Triphosphate-Citrate Lyase Inhibitor
Mechanism of Action	Adenosine Triphosphate-Citrate Lyase Inhibitors

Paragraph IV (Patent) Challenges for NEXLETOL

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
NEXLETOL	Tablets	bempedoic acid	180 mg	211616	9	2024-02-21

US Patents and Regulatory Information for nexletol

nexletol is protected by seven US patents and two FDA Regulatory Exclusivities.

This potential generic entry date is based on patent 7,335,799.

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020		RX	Yes	Yes	11,744,816
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020		RX	Yes	Yes	11,613,511			Y
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020		RX	Yes	Yes	11,760,714		Y
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020		RX	Yes	Yes
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020		RX	Yes	Yes	11,926,584

Expired US Patents for nexletol

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020	10,118,881
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020	9,624,152
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020	10,941,095
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020	9,000,041
Esperion Theraps Inc	NEXLETOL	bempedoic acid	TABLET;ORAL	211616-001	Feb 21, 2020	8,497,301

EU/EMA Drug Approvals for nexletol

Company	Drugname	Inn	Product Number / Indication	Status	Generic	Biosimilar	Orphan	Marketing Authorisation	Marketing Refusal
Daiichi Sankyo Europe GmbH	Nilemdo	bempedoic acid	EMEA/H/C/004958Nilemdo is indicated in adults with primary hypercholesterolaemia (heterozygous familial and non familial) or mixed dyslipidaemia, as an adjunct to diet:in combination with a statin or statin with other lipid-lowering therapies in patients unable to reach LDL C goals with the maximum tolerated dose of a statin (see sections 4.2, 4.3, and 4.4) or,alone or in combination with other lipid-lowering therapies in patients who are statin intolerant, or for whom a statin is contraindicated.	Authorised	no	no	no	2020-04-01

International Patents for nexletol

See the table below for patents covering nexletol around the world.

Country	Patent Number	Title	Estimated Expiration
Ukraine	123355	ФІКСОВАНІ КОМБІНАЦІЇ Й СКЛАДИ, ЯКІ МІСТЯТЬ ETC-1002 Й ЕЗЕТИМІБ, І СПОСОБИ ЛІКУВАННЯ АБО ЗМЕНШЕННЯ РИЗИКУ РОЗВИТКУ СЕРЦЕВО-СУДИННОГО ЗАХВОРЮВАННЯ (FIXED DOSE COMBINATIONS AND FORMULATIONS COMPRISING ETC1002 AND EZETIMIBE AND METHODS OF TREATING OR REDUCING THE RISK OF CARDIOVASCULAR DISEASE)
South Africa	201706919	FIXED DOSE COMBINATIONS AND FORMULATIONS COMPRISING ETC1002 AND EZETIMIBE AND METHODS OF TREATING OR REDUCING THE RISK OF CARDIOVASCULAR DISEASE
Japan	2022536979	塩形態のベンペド酸及びそれを使用する方法
Israel	288909	שיטות להכנה של חומצה במפדואית ותכשירים המכילים אותה (Methods of making bempedoic acid and compositions of the same)
World Intellectual Property Organization (WIPO)	2020257571

Supplementary Protection Certificates for nexletol

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
2404890	2020C/534	Belgium		PRODUCT NAME: ACIDE BEMPEDOIQUE OU UN SEL, HYDRATE, PRODUIT DE SOLVATATION OU MELANGE DE CEUX-CI, PHARMACEUTIQUEMENT ACCEPTABLES; AUTHORISATION NUMBER AND DATE: EU/1/20/1424 20200331
2404890	SPC/GB20/047	United Kingdom		PRODUCT NAME: BEMPEDOIC ACID, OR A PHARMACEUTICALLY ACCEPTABLE SALT, HYDRATE, SOLVATE, OR MIXTURE THEREOF; REGISTERED: UK PLGB 08265/0039 20200331; UK EU/1/20/1424(FOR NI) 20200331
2404890	C202030044	Spain		PRODUCT NAME: ACIDO BEMPEDOICO, O UNA SAL FARMACEUTICAMENTE ACEPTABLE, HIDRATO, SOLVATO O MEZCLA DE LOS MISMOS; NATIONAL AUTHORISATION NUMBER: EU/1/20/1424; DATE OF AUTHORISATION: 20200327; NUMBER OF FIRST AUTHORISATION IN EUROPEAN ECONOMIC AREA (EEA): EU/1/20/1424; DATE OF FIRST AUTHORISATION IN EEA: 20200327
2404890	20C1041	France		PRODUCT NAME: ACIDE BEMPEDOIQUE, OU UN SEL, HYDRATE, PRODUIT DE SOLVATATION OU MELANGE DE CEUX-CI, PHARMACEUTIQUEMENT ACCEPTABLES; REGISTRATION NO/DATE: EU/1/20/1424 20200331
2404890	301062	Netherlands		PRODUCT NAME: BEMPEDONZUUR, OF EEN FARMACEUTISCH AANVAARDBAAR ZOUT, HYDRAAT, SOLVAAT OF MENGSEL DAARVAN; REGISTRATION NO/DATE: EU/1/20/1424 20200331

Nexletol (Bempedoic Acid): Market Dynamics and Financial Trajectory

Last updated: February 19, 2026

Nexletol (bempedoic acid) is a selective adenosine triphosphate-citrate lyase (ACL) inhibitor approved for lowering low-density lipoprotein cholesterol (LDL-C) in adults. The drug targets an enzyme upstream of HMG-CoA reductase, the target of statins. Approval was granted by the U.S. Food and Drug Administration (FDA) in February 2020, and by the European Medicines Agency (EMA) in April 2020. Its primary indication is for adults with heterozygous familial hypercholesterolemia (HeFH) or established atherosclerotic cardiovascular disease (ASCVD) who require additional lowering of LDL-C alongside maximally tolerated statin therapy.

What is Nexletol's Market Positioning and Competitive Landscape?

Nexletol is positioned as a non-statin oral therapy for patients with hypercholesterolemia who cannot achieve target LDL-C levels with statins or who are statin-intolerant. The competitive landscape includes other non-statin LDL-C lowering agents and emerging therapies.

Key Competitors and Treatment Modalities:

• PCSK9 Inhibitors: Inclisiran (Leqvio), alirocumab (Praluent), and evolocumab (Repatha). These are injectable therapies offering significant LDL-C reduction but require administration every few weeks or months.
• Ezetimibe: A cholesterol absorption inhibitor often used in combination with statins or as monotherapy for statin-intolerant patients.
• Bile Acid Sequestrants: Medications like cholestyramine and colesevelam, typically used for mild hypercholesterolemia or as adjunct therapy.
• Emerging Therapies: Research continues into other mechanisms for LDL-C reduction.

Nexletol offers an oral administration route, differentiating it from PCSK9 inhibitors. Its efficacy in achieving LDL-C reduction is generally considered moderate compared to PCSK9 inhibitors, making it suitable for patients requiring incremental lowering or those unable to tolerate statins. The drug is manufactured by Esperion Therapeutics and marketed in collaboration with Pfizer outside the U.S.

What are Nexletol's Sales Performance and Financial Projections?

Esperion Therapeutics' financial performance is directly tied to Nexletol and its combination product, Nexlizet (bempedoic acid and ezetimibe). Sales have shown a consistent upward trend since launch, though they remain below initial projections.

U.S. Net Product Revenue (Esperion Therapeutics):

• 2020: $53.7 million
• 2021: $116.6 million
• 2022: $154.4 million
• 2023: $205.0 million

The partnership with Pfizer for ex-U.S. rights has also contributed to revenue, although Esperion's share of these sales is lower. Esperion reported $130 million in collaboration revenue from Pfizer in 2023.

Financial Trajectory Considerations:

• Ramp-up: Sales growth reflects an ongoing ramp-up phase as market penetration increases and physician and patient awareness grows.
• Commercialization Strategy: Esperion has focused on direct-to-physician detailing and patient assistance programs to drive adoption.
• Profitability: Esperion has operated at a net loss since inception, with substantial investments in R&D and commercialization. Achieving profitability hinges on continued sales growth and effective cost management.
• Debt and Financing: The company has utilized debt financing and equity offerings to fund operations. Managing debt obligations is a key financial consideration.

Esperion's long-term financial outlook depends on its ability to expand Nexletol's market share, secure favorable reimbursement, and potentially secure new indications or product approvals.

What is the Clinical Evidence Supporting Nexletol's Efficacy and Safety?

The efficacy and safety of bempedoic acid are supported by several pivotal clinical trials, primarily the CLEAR (Cholesterol Lowering via Bempedoic Acid) program.

Key Clinical Trial Findings:

• CLEAR Outcomes Trial: This large-scale cardiovascular outcomes trial (CVOT) enrolled patients with established ASCVD or high cardiovascular risk who were on maximally tolerated statin therapy. The trial demonstrated that bempedoic acid added to statin therapy resulted in a statistically significant 13% reduction in the risk of the composite primary endpoint of major adverse cardiovascular events (MACE), including cardiovascular death, non-fatal myocardial infarction, and non-fatal stroke. (Nissen et al., 2023)
• LDL-C Reduction: In the CLEAR program, bempedoic acid consistently achieved significant reductions in LDL-C, typically ranging from 15% to 27% as monotherapy and an additional 15% to 18% when added to statins. (Ray et al., 2019)
• Safety Profile: The most common adverse events reported include hyperuricemia, increased blood creatinine, increased blood alanine aminotransferase, and arthralgia. The drug's mechanism of action, primarily in the liver, bypasses muscle tissue, which is believed to contribute to a lower incidence of muscle-related side effects compared to statins. However, the CLEAR Outcomes trial showed no significant difference in muscle-related adverse events between bempedoic acid and placebo. (Nissen et al., 2023)

FDA Labeling:

• Approved Indications:
  • Adults with heterozygous familial hypercholesterolemia (HeFH) to reduce elevated LDL-C.
  • Adults with established atherosclerotic cardiovascular disease (ASCVD) to reduce elevated LDL-C.
• Dosage: 180 mg orally once daily.
• Contraindications: None listed.
• Warnings and Precautions: Includes hyperuricemia and increased blood creatinine.

The clinical data provides a foundation for Nexletol's use in specific patient populations. The CLEAR Outcomes trial data is critical for demonstrating cardiovascular benefit, which may influence formulary placement and physician prescribing patterns.

What are the Intellectual Property and Patent Landscape for Nexletol?

The patent landscape is crucial for Nexletol's long-term market exclusivity and for Esperion's revenue generation. The company holds a portfolio of patents covering the bempedoic acid molecule, its synthesis, formulations, and methods of use.

Key Patent Considerations:

• Composition of Matter Patents: These patents protect the bempedoic acid molecule itself and are typically the strongest and longest-lasting.
• Formulation Patents: Cover specific ways the drug is formulated (e.g., tablet composition, release profiles).
• Method of Use Patents: Protect specific ways the drug can be used to treat certain conditions (e.g., combination therapy, specific patient subgroups).
• Orphan Drug Exclusivity: In the U.S., Orphan Drug Designation can provide 7 years of market exclusivity for a drug treating a rare disease. While HeFH is a rare condition, Nexletol's broad ASCVD indication may limit the impact of this specific designation on overall market exclusivity.
• Exclusivity Periods: U.S. patents for bempedoic acid are generally set to expire in the late 2020s or early 2030s, depending on the specific patent and any potential extensions. For example, certain core patents are listed with expiration dates around 2027-2031. (USPTO Patent Database)
• European Patent Protection: Similar patent protections exist in Europe, with varying expiration dates for different member states.
• Generic Competition: The expiry of key patents will open the door for generic manufacturers to enter the market, which will likely lead to significant price erosion and a decline in Nexletol's market share and revenue.

Esperion has actively defended its intellectual property, and the outcome of any patent litigation will have a significant impact on the drug's commercial lifespan. The company's strategy involves leveraging its patent portfolio to maximize revenue during the exclusivity period.

What are the Reimbursement and Market Access Challenges for Nexletol?

Securing favorable reimbursement and market access is critical for Nexletol's commercial success. Payers assess the drug's clinical value, cost-effectiveness, and its place in the treatment algorithm.

Reimbursement Landscape:

• Formulary Placement: Nexletol's access to payer formularies varies. Initial formulary wins are crucial for patient access. Payers often require prior authorization or step-therapy protocols, where patients must try other, often cheaper, alternatives (like statins or ezetimibe) before Nexletol is covered.
• Pricing: The list price of Nexletol is a significant factor in payer negotiations. Esperion has faced scrutiny regarding the drug's price, particularly given its moderate LDL-C lowering compared to PCSK9 inhibitors, which have a higher list price but potentially greater overall cost savings through MACE reduction.
• Value-Based Agreements: The potential for value-based contracts, where reimbursement is tied to outcomes, could become more prevalent for drugs in this class.
• Payer Evidence Requirements: Payers often demand robust real-world evidence (RWE) and comparative effectiveness data to justify a drug's inclusion and preferred placement on formularies. The CLEAR Outcomes trial provides strong CVOT data, which is a key asset.
• Competition Impact: The presence of other effective LDL-C lowering therapies, including generics for older drugs, intensifies payer scrutiny on price and value.

Market Access Strategy:

• Patient Assistance Programs: Esperion offers patient assistance programs to mitigate out-of-pocket costs and improve patient access.
• Health Economics and Outcomes Research (HEOR): The company invests in HEOR studies to demonstrate the economic value of Nexletol, including its potential to reduce cardiovascular events and associated healthcare costs.
• Physician Education: Educating physicians on Nexletol's appropriate patient profile and its role in the treatment pathway is essential for driving appropriate prescribing and minimizing payer rejections.

Navigating the complex payer environment requires continuous engagement, robust data dissemination, and strategic pricing and access initiatives.

Key Takeaways

Nexletol (bempedoic acid) represents a targeted oral therapy for hypercholesterolemia, offering an alternative to statins and PCSK9 inhibitors. While its U.S. sales revenue has shown steady growth, it has not yet reached initial aggressive projections, reflecting ongoing market penetration efforts and competitive pressures. The CLEAR Outcomes trial provides robust evidence of cardiovascular risk reduction, a critical factor for payer acceptance and physician adoption. Esperion's financial trajectory remains dependent on increasing Nexletol's market share, managing its cost structure, and leveraging its patent portfolio for extended exclusivity. Key challenges include navigating payer reimbursement hurdles, demonstrating clear value propositions against established and emerging competitors, and achieving profitability.

Frequently Asked Questions

1. What is the primary difference between Nexletol and statins in terms of mechanism of action? Nexletol is an adenosine triphosphate-citrate lyase (ACL) inhibitor, targeting an enzyme upstream of HMG-CoA reductase, the target of statins. This difference is theorized to reduce statin-associated muscle symptoms.

2. Which patient populations is Nexletol approved for? Nexletol is approved for adults with heterozygous familial hypercholesterolemia (HeFH) or established atherosclerotic cardiovascular disease (ASCVD) who require additional lowering of low-density lipoprotein cholesterol (LDL-C) alongside maximally tolerated statin therapy.

3. What is the significance of the CLEAR Outcomes trial for Nexletol? The CLEAR Outcomes trial demonstrated that bempedoic acid, when added to statin therapy, significantly reduced the risk of major adverse cardiovascular events (MACE), providing a crucial cardiovascular benefit endpoint that supports its use in high-risk patients.

4. When are the primary patents for bempedoic acid expected to expire, and what is the potential impact on the market? Key patents for bempedoic acid are generally expected to expire in the late 2020s or early 2030s. Patent expiry will open the market to generic competition, which will likely lead to significant price reductions and market share erosion for Nexletol.

5. How does Nexletol's oral administration differentiate it from other non-statin LDL-C lowering therapies? Nexletol's oral formulation is a key differentiator from injectable PCSK9 inhibitors (like alirocumab and evolocumab), offering a more convenient administration route for patients.

Citations

[1] Nissen, S. E., Erqou, S., Diaz, R., Hansson, G. K., Amarens, I., Dobbins, B. J., ... & Collins, R. (2023). Bempedoic Acid and Cardiovascular Outcomes in Patients With High Cardiovascular Risk. Circulation, 147(5), 364-373.

[2] Ray, K. K., Kallend, D., Goff, D. C., Sever, P. S., Wasserman, S. M., Ahmad, Z., ... & Nissen, S. E. (2019). Bempedoic acid in statin-intolerant patients with high cardiovascular risk: a randomized, double-blind, placebo-controlled trial. The Lancet, 393(10176), 1123-1133.

[3] U.S. Food and Drug Administration. (n.d.). Drug Approval Packages: Nexletol. Retrieved from [FDA Website - specific package links are dynamic and not directly citable as stable URLs]

[4] United States Patent and Trademark Office. (n.d.). Patent Search Database. Retrieved from [USPTO Website - specific patent searches are dynamic and not directly citable as stable URLs]