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Last Updated: December 22, 2024

ZARONTIN Drug Patent Profile


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Which patents cover Zarontin, and when can generic versions of Zarontin launch?

Zarontin is a drug marketed by Parke Davis and Parke-davis and is included in two NDAs.

The generic ingredient in ZARONTIN is ethosuximide. There is one drug master file entry for this compound. Nine suppliers are listed for this compound. Additional details are available on the ethosuximide profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Zarontin

A generic version of ZARONTIN was approved as ethosuximide by PHARM ASSOC on November 22nd, 2000.

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Summary for ZARONTIN
Drug patent expirations by year for ZARONTIN
Drug Prices for ZARONTIN

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Recent Clinical Trials for ZARONTIN

Identify potential brand extensions & 505(b)(2) entrants

SponsorPhase
Zhejiang UniversityEarly Phase 1
Fondation ApicilPhase 2
University Hospital, Clermont-FerrandPhase 2

See all ZARONTIN clinical trials

Pharmacology for ZARONTIN

US Patents and Regulatory Information for ZARONTIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Parke Davis ZARONTIN ethosuximide CAPSULE;ORAL 012380-001 Approved Prior to Jan 1, 1982 AB RX Yes Yes ⤷  Subscribe ⤷  Subscribe ⤷  Subscribe
Parke-davis ZARONTIN ethosuximide SYRUP;ORAL 080258-001 Approved Prior to Jan 1, 1982 AA RX Yes Yes ⤷  Subscribe ⤷  Subscribe ⤷  Subscribe
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

ZARONTIN Market Analysis and Financial Projection Experimental

Market Dynamics and Financial Trajectory for Zarontin (Ethosuximide)

Overview of Zarontin (Ethosuximide)

Zarontin, commonly known by its generic name ethosuximide, is an antiepileptic drug primarily used in the treatment of absence seizures, including childhood and juvenile absence epilepsy, and petit mal seizures. Here’s a detailed look at the market dynamics and financial trajectory of this medication.

Market Growth and Projections

The global ethosuximide market is anticipated to experience steady growth over the forecast period of 2024-2031. The market is expected to grow at a Compound Annual Growth Rate (CAGR) of 4% during this period, driven by several key factors[1][4].

Increasing Prevalence of Absence Seizures

The rising number of patients suffering from absence seizures is a significant driver of market growth. As the prevalence of these seizures increases, so does the demand for effective treatments like ethosuximide.

Rising Availability of Generic Versions

The increasing availability and acceptance of generic versions of ethosuximide are crucial for market expansion. Generic versions, such as Ethosuximide Softgel Capsules USP developed by Strides Pharma Global, offer cost-effective treatment options, making the medication more accessible to a broader patient population[1].

Government and Healthcare Initiatives

Supportive policies and programs implemented by governments to promote epilepsy treatment are also boosting market growth. These initiatives aim to make medications more accessible and affordable, thereby increasing patient access to ethosuximide[1].

Focus on Pediatric and Adolescent Epilepsy

There is a growing focus on developing specialized treatments for pediatric and adolescent epilepsy patients. This includes the development of ethosuximide formulations like liquid or dissolvable forms, which are easier to administer and provide accurate dosing[1].

Market Segmentation

The ethosuximide market is segmented based on several criteria:

By Type

The market is segmented into capsules, syrups, and oral solutions. Each form has its own market share and growth prospects, with capsules being a dominant form due to their ease of administration and stability[4].

By Application

The primary applications include treatment of absence seizures, epilepsy, and petit mal seizures. The treatment of absence seizures remains the most significant application, driving the majority of the market demand[4].

By Geography

North America, particularly the United States, represents a major market for ethosuximide due to advanced healthcare infrastructure and a significant number of patients with absence seizures. The Asia Pacific region is also expected to grow significantly, driven by increasing diagnosis rates and investments in healthcare infrastructure[1][4].

Financial Performance and Projections

Market Size

The global ethosuximide market was valued at USD 0.57 billion in 2023 and is projected to reach USD 0.72 billion by 2031, growing at a CAGR of 4% from 2024 to 2031[4].

Revenue Streams

The revenue from ethosuximide is generated through the sale of branded and generic versions. Branded versions, such as Pfizer’s Zarontin, continue to hold a significant market share, while generic versions are gaining traction due to their affordability and accessibility[1][4].

Key Players

Major pharmaceutical companies such as Pfizer Inc., Novartis AG, Aurobindo Pharma Ltd., and others are key players in the ethosuximide market. These companies are investing in research and development to explore new indications and combination therapies involving ethosuximide[4].

Challenges and Risks

Suicidal Thoughts and Behavior

Antiepileptic drugs, including ethosuximide, carry a risk of suicidal thoughts or behavior. This requires careful monitoring of patients and a balanced approach to treatment, considering both the risks and benefits of the medication[3].

Regulatory and Legal Factors

Pharmaceutical companies face various regulatory and legal challenges that can impact their financial performance. For example, legal decisions such as the one affecting Servier Group can result in significant financial losses[2].

Regional Market Dynamics

North America

North America is a leading market for ethosuximide, driven by a high prevalence of absence seizures and advanced healthcare infrastructure. The presence of key market players and access to specialized care contribute to the region's significant market share[1].

Asia Pacific

The Asia Pacific region is expected to experience high growth due to increasing diagnosis rates, rising investments in healthcare infrastructure, and growing awareness about epilepsy treatment. Countries in this region are likely to see an increase in market demand for ethosuximide in the forecast period[1].

Research and Development

Pharmaceutical companies and research institutions are investing significantly in research and development to explore new indications and combination therapies involving ethosuximide. This includes the development of novel drug delivery systems and formulations, such as extended-release or oral-dispersible forms, which are expected to augment market demand[1].

Key Takeaways

  • The global ethosuximide market is expected to grow at a CAGR of 4% from 2024 to 2031.
  • The increasing prevalence of absence seizures and the rising availability of generic versions are key drivers of market growth.
  • Government initiatives and focus on pediatric and adolescent epilepsy are also boosting market expansion.
  • North America and the Asia Pacific region are significant markets due to their healthcare infrastructure and growing awareness about epilepsy treatment.
  • Pharmaceutical companies face challenges such as regulatory risks and the need to monitor patients for suicidal thoughts and behavior.

FAQs

Q: What is the primary use of Zarontin (ethosuximide)?

A: Zarontin (ethosuximide) is primarily used in the treatment of absence seizures, including childhood and juvenile absence epilepsy, and petit mal seizures.

Q: What is driving the growth of the ethosuximide market?

A: The growth of the ethosuximide market is driven by the increasing prevalence of absence seizures, the rising availability of generic versions, government initiatives to promote epilepsy treatment, and a growing focus on pediatric and adolescent epilepsy.

Q: Which regions are expected to see significant growth in the ethosuximide market?

A: North America and the Asia Pacific region are expected to see significant growth due to their healthcare infrastructure, diagnosis rates, and growing awareness about epilepsy treatment.

Q: What are the potential risks associated with ethosuximide?

A: Ethosuximide, like other antiepileptic drugs, carries a risk of suicidal thoughts or behavior, requiring careful patient monitoring.

Q: Who are the key players in the ethosuximide market?

A: Major pharmaceutical companies such as Pfizer Inc., Novartis AG, Aurobindo Pharma Ltd., and others are key players in the ethosuximide market.

Sources

  1. Expert Market Research: Ethosuximide Market Size, Share, Trends 2024-2032.
  2. Servier Group: Servier confirms its 2025 trajectory to achieve its 2030 ambition.
  3. FDA: Zarontin® - accessdata.fda.gov.
  4. Market Research Intellect: Ethosuximide Market Size and Projections.

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