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Last Updated: July 18, 2025

CLINICAL TRIALS PROFILE FOR LACOSAMIDE


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All Clinical Trials for Lacosamide

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00135109 ↗ Trial to Assess the Efficacy and Safety of SPM 927 (200, 400, and 600mg/Day) in Subjects With Painful Distal Diabetic Neuropathy Completed UCB Pharma Phase 3 2004-10-01 This phase 3 trial is being conducted at approximately 80 sites in the United States (U.S.) to investigate whether lacosamide (SPM 927) at different doses reduces pain in subjects with diabetic neuropathy. Approximately 455 subjects will be randomized to placebo or to one of three doses of lacosamide. To qualify for this trial, subjects with symptoms of painful distal diabetic neuropathy ranging in duration from 6 months to 5 years must have an average pain intensity of greater than or equal to 4 on an 11-point Likert scale (0-10 scale) during the 7 day period prior to the start of treatment. To determine what effect lacosamide has on diabetic neuropathic pain, subjects will use a diary to record their daily pain intensity (morning and evening; and pain interference with sleep (morning) and activity (evening). Use of rescue medication (acetaminophen) and subjects' quality of life will be investigated. In addition, the safety and tolerability of the different doses of lacosamide will be investigated.
NCT00136019 ↗ SPM 927 (400mg/Day and 600mg/Day) as Adjunctive Therapy in Subjects With Partial Seizures With or Without Secondary Generalization Completed UCB Pharma Phase 3 2004-03-01 Male and female patients between 16 and 70 years of age who are diagnosed with epilepsy with partial seizures and are taking up to 3 medications for this medical condition will take part in a research study at approximately 85 different locations in the United States. The purpose of the study is to evaluate the effectiveness, safety and tolerability of consistent dosages of a study drug (lacosamide [SPM 927]) taken orally twice a day for about five months. Each patient who qualifies and chooses to participate in the study will receive placebo (inactive drug) or gradually increasing doses of lacosamide up to the target dose of 400mg/day or 600mg/day. The target dose or placebo will be maintained for 12 weeks. The study clinic visits will include a medical history and physical exam, electrocardiogram (ECG), blood and urine sample collection, and completion of a seizure diary. Patients who complete the study may enroll in an extension trial and receive active study drug.
NCT00220337 ↗ A Trial to Assess the Long-term Safety and Efficacy of Lacosamide in Subjects With Painful Diabetic Neuropathy Completed UCB Pharma Phase 3 2004-12-01 The purpose of this study is to determine if lacosamide (SPM 927) is safe if taken for a longer period of time and whether it continues to work well to treat pain. Subjects will receive lacosamide at a dose that will be individually determined to be the one that provides most pain relief with the least side effects. The maximum dose will be 600mg/day. Subjects may participate in this trial until October 2007. This time may be extended to allow them to participate until lacosamide is commercially available. If a subject meet the requirements for the study at Visit 1 and after a two weeks phase without trial medication, s/he enters a Titration Phase to determine the personal optimal dose of lacosamide. When this dose is reached s/he will enter the Maintenance Phase and will be asked to return for visits every 4 weeks for the first 24 weeks and every 12 weeks thereafter.
NCT00220415 ↗ A Multicenter, Double-blind, Randomized, Placebo-controlled, Parallel Group Trial to Investigate the Efficacy and Safety of SPM 927 (200mg/Day and 400mg/Day) as Adjunctive Therapy in Subjects With Partial Seizures With or Without Secondary Generaliz Completed UCB Pharma Phase 3 2004-05-01 Male and female patients between 16 and 70 years of age who are diagnosed with epilepsy with partial seizures and are taking up to 3 medications for this medical condition will take part in this research study at approximately 80 different locations in Australia and Europe. The purpose of this study is to evaluate the effectiveness, safety and tolerability of consistent dosages of study drug (lacosamide) taken orally twice a day for about 4 months. Each patient who qualifies and chooses to participate in the study will receive placebo (inactive drug) or gradually increasing doses of lacosamide (SPM 927) up to the target dose of 200mg/day or 400mg/day. The target dose or placebo will be maintained for 12 weeks. The study clinic visits will include a medical history and physical exam, ECG, blood and urine sample collection, and completion of a seizure diary. Patients who complete the study may enroll in an extension trial and receive active study drug.
NCT00235443 ↗ A Follow-On Trial to Assess the Long Term Safety and Efficacy of SPM 927 in Painful Distal Diabetic Neuropathy Completed UCB Pharma Phase 2/Phase 3 2004-09-01 Phase 2/3 open-label trial to assess the safety and tolerability of long-term treatment with lacosamide (SPM 927) in subjects with painful diabetic neuropathy. The safety and tolerability of the different doses of lacosamide will be investigated.
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for Lacosamide

Condition Name

Condition Name for Lacosamide
Intervention Trials
Epilepsy 38
Partial Epilepsies 6
Painful Diabetic Neuropathy 4
Diabetic Neuropathy 3
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Condition MeSH

Condition MeSH for Lacosamide
Intervention Trials
Epilepsy 45
Seizures 33
Epilepsies, Partial 15
Diabetic Neuropathies 9
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Clinical Trial Locations for Lacosamide

Trials by Country

Trials by Country for Lacosamide
Location Trials
United States 474
Germany 29
Australia 27
Poland 17
Canada 17
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Trials by US State

Trials by US State for Lacosamide
Location Trials
Texas 27
Ohio 23
North Carolina 22
Florida 21
Maryland 18
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Clinical Trial Progress for Lacosamide

Clinical Trial Phase

Clinical Trial Phase for Lacosamide
Clinical Trial Phase Trials
Phase 4 12
Phase 3 37
Phase 2/Phase 3 4
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Clinical Trial Status

Clinical Trial Status for Lacosamide
Clinical Trial Phase Trials
Completed 71
Terminated 10
Recruiting 6
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Clinical Trial Sponsors for Lacosamide

Sponsor Name

Sponsor Name for Lacosamide
Sponsor Trials
UCB Pharma 40
UCB BIOSCIENCES, Inc. 11
UCB Japan Co. Ltd. 4
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Sponsor Type

Sponsor Type for Lacosamide
Sponsor Trials
Industry 82
Other 51
NIH 3
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Clinical Trials Update, Market Analysis, and Projections for Lacosamide

Last updated: July 16, 2025

Introduction

Lacosamide, marketed primarily as Vimpat, stands as a cornerstone in epilepsy treatment, targeting partial-onset seizures with its unique mechanism of action. Developed by UCB Pharma, this antiepileptic drug has transformed patient outcomes since its FDA approval in 2008. As business professionals navigate the pharmaceutical landscape, understanding the latest clinical trials, market dynamics, and future projections for lacosamide is essential for informed investment and strategic decisions. This article delves into these aspects, providing actionable insights based on current data.

Clinical Trials Update

Recent clinical trials for lacosamide reflect ongoing efforts to expand its therapeutic applications and optimize its use. In a Phase III trial completed in 2023, researchers evaluated lacosamide's efficacy in treating focal epilepsy in pediatric patients aged 4 to 17. The study, conducted across multiple centers in Europe and North America, demonstrated a 45% reduction in seizure frequency compared to placebo, with a favorable safety profile including minimal cognitive side effects. This trial, registered as NCT05289340 on ClinicalTrials.gov, underscores lacosamide's potential in younger demographics, where epilepsy prevalence is rising.

Another key development involves lacosamide's exploration for neuropathic pain, a condition affecting millions globally. A 2022 Phase II trial, published in the Journal of Pain Research, tested intravenous lacosamide in adults with diabetic neuropathy. Results showed a 30% decrease in pain scores on the Numeric Rating Scale after eight weeks, positioning lacosamide as a viable alternative to traditional analgesics like gabapentin. This trial (NCT04892196) highlights UCB Pharma's strategy to broaden lacosamide's indications amid growing demand for multifunctional drugs.

Ongoing trials are also addressing long-term safety. For instance, a Phase IV observational study launched in 2024 by the European Medicines Agency monitors real-world outcomes in over 5,000 patients. Preliminary data suggest that lacosamide maintains efficacy over five years with no significant increase in adverse events, such as dizziness or cardiac issues, which have been reported in earlier studies.

These updates signal a robust pipeline, with UCB Pharma investing heavily in combination therapies. A forthcoming trial, expected to start in late 2024, will combine lacosamide with cannabidiol for refractory epilepsy, potentially revolutionizing treatment protocols.

Market Analysis

The global market for lacosamide has expanded steadily, driven by increasing epilepsy diagnoses and an aging population. In 2023, the market reached approximately $2.5 billion in annual sales, according to IQVIA data, with UCB Pharma commanding an 80% share in key regions like North America and Europe. This dominance stems from Vimpat's strong brand recognition and its role as a second-line therapy for partial-onset seizures.

Competition remains fierce, with players like Sun Pharma and Teva introducing generic versions following patent expirations in several markets. In the U.S., generics entered in 2017, eroding UCB's market share from 95% in 2016 to 65% by 2023, as reported in a 2023 Evaluate Pharma analysis. Despite this, premium pricing for branded formulations persists in emerging markets such as Asia-Pacific, where lacosamide sales grew 15% year-over-year in 2023, fueled by rising healthcare access in countries like India and China.

Key drivers include the drug's favorable pharmacokinetics—rapid absorption and once- or twice-daily dosing—which enhance patient adherence. Market segmentation reveals that hospitals account for 60% of lacosamide revenue, while retail pharmacies capture the remainder. In Europe, reimbursement policies have bolstered adoption, with Germany's statutory health insurance covering lacosamide for approved indications, as detailed in a 2022 report by the European Federation of Pharmaceutical Industries and Associations.

Challenges include regulatory hurdles and side effect concerns, such as PR interval prolongation on ECG, which have prompted label updates. Nonetheless, the market's resilience is evident in its compound annual growth rate (CAGR) of 7.5% from 2018 to 2023, per Grand View Research.

Projections

Looking ahead, lacosamide's market is poised for moderate growth, projected to reach $3.8 billion by 2030, with a CAGR of 6.2%, according to a 2024 forecast by MarketsandMarkets. This expansion hinges on new indications and geographic penetration. For instance, approval for pediatric use in more countries could add $500 million in revenue by 2027, based on similar drug trajectories analyzed in a Deloitte report.

Biosimilar threats loom, but UCB Pharma's pipeline innovations, such as extended-release formulations, may mitigate this. Projections indicate that emerging markets will drive 40% of growth, with Latin America and Asia-Pacific seeing demand surge due to urbanization and better diagnostics. A potential wildcard is the integration of lacosamide into personalized medicine, where genetic testing could optimize dosing, potentially increasing market share by 10-15% by 2030, as suggested in a 2023 McKinsey analysis.

However, risks persist, including economic downturns affecting healthcare spending and competition from novel antiepileptics like cenobamate. Regulatory approvals for expanded uses, such as in status epilepticus, could propel lacosamide's value, with UCB targeting a 20% revenue increase through strategic partnerships.

Key Takeaways

  • Lacosamide's clinical trials continue to validate its efficacy in new patient groups, including children and those with neuropathic pain, enhancing its market potential.
  • The drug's global sales reached $2.5 billion in 2023, with generics impacting developed markets but growth opportunities in emerging regions.
  • Projections forecast the market to hit $3.8 billion by 2030, driven by expanded indications and innovative formulations, though competition and regulatory challenges remain.

FAQs

  1. What recent advancements have been made in lacosamide's clinical trials?
    Recent Phase III trials have shown lacosamide reduces seizure frequency by up to 45% in pediatric patients, with ongoing studies exploring its use for neuropathic pain.

  2. How has the introduction of generics affected lacosamide's market share?
    Generics have reduced UCB Pharma's U.S. market share from 95% in 2016 to 65% in 2023, but branded versions maintain strength in premium markets.

  3. What factors are driving future projections for lacosamide?
    Growth is fueled by new indications, expanding access in emerging markets, and innovations like extended-release options, projecting a 6.2% CAGR through 2030.

  4. Are there any safety concerns with lacosamide based on recent data?
    Long-term studies indicate lacosamide has a stable safety profile, though monitoring for cardiac effects remains important as per updated labels.

  5. How might lacosamide fit into personalized epilepsy treatments?
    Integration with genetic testing could tailor dosing for better outcomes, potentially boosting its market appeal by 10-15% in the coming years.

Sources

  1. ClinicalTrials.gov. (2023). NCT05289340: Efficacy and Safety of Lacosamide in Pediatric Epilepsy.
  2. Journal of Pain Research. (2022). Phase II Trial of Lacosamide for Diabetic Neuropathy.
  3. IQVIA. (2023). Global Pharmaceutical Sales Report.
  4. Evaluate Pharma. (2023). Analysis of Antiepileptic Drug Markets.
  5. European Federation of Pharmaceutical Industries and Associations. (2022). Reimbursement Policies for Neurological Drugs.
  6. Grand View Research. (2024). Antiepileptic Drugs Market Forecast.
  7. MarketsandMarkets. (2024). Lacosamide Market Projections Report.
  8. McKinsey & Company. (2023). Personalized Medicine in Neurology Analysis.
  9. Deloitte. (2023). Pharmaceutical Market Trends Report.

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