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Last Updated: July 19, 2025

CLINICAL TRIALS PROFILE FOR NARATRIPTAN


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All Clinical Trials for Naratriptan

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00282165 ↗ Efficacy of a Triptan in the Treatment of Hostility and Aggression Among Convicts With a Psychiatric Treatment Order Terminated FPC De Kijvelanden, Poortugaal Phase 4 2006-11-01 In a double blind randomized clinical trial with cross-over design, treatment using naratriptan will be compared to placebo within a group of 30 convicts with psychiatric disorders such as psychosis or psychopathy with repeated aggressive outbursts resistant to conventional psychopharmacologic and other psychotherapeutic treatment. Hypothesis is that addition of naratriptan to the individual treatment regime reduces aggression -and improves general outcome- as compared to addition of placebo and is well tolerated in this group and under these conditions.
NCT00282165 ↗ Efficacy of a Triptan in the Treatment of Hostility and Aggression Among Convicts With a Psychiatric Treatment Order Terminated UMC Utrecht Phase 4 2006-11-01 In a double blind randomized clinical trial with cross-over design, treatment using naratriptan will be compared to placebo within a group of 30 convicts with psychiatric disorders such as psychosis or psychopathy with repeated aggressive outbursts resistant to conventional psychopharmacologic and other psychotherapeutic treatment. Hypothesis is that addition of naratriptan to the individual treatment regime reduces aggression -and improves general outcome- as compared to addition of placebo and is well tolerated in this group and under these conditions.
NCT00487578 ↗ Naratriptan for the Treatment of Post Traumatic Headache Associated With Cognitive Dysfunction Terminated Clinvest Phase 4 2006-10-01 The purpose of this study is to determine whether naratriptan, a medication approved for treatment of migraine, is effective in the treatment of post traumatic headache associated with cognitive dysfunction.
NCT00487578 ↗ Naratriptan for the Treatment of Post Traumatic Headache Associated With Cognitive Dysfunction Terminated GlaxoSmithKline Phase 4 2006-10-01 The purpose of this study is to determine whether naratriptan, a medication approved for treatment of migraine, is effective in the treatment of post traumatic headache associated with cognitive dysfunction.
NCT00487578 ↗ Naratriptan for the Treatment of Post Traumatic Headache Associated With Cognitive Dysfunction Terminated Cady, Roger, M.D. Phase 4 2006-10-01 The purpose of this study is to determine whether naratriptan, a medication approved for treatment of migraine, is effective in the treatment of post traumatic headache associated with cognitive dysfunction.
NCT01059604 ↗ Sumatriptan and Naratriptan Pregnancy Registry Completed GlaxoSmithKline 2001-12-01 Anti-migraine drugs, including triptans, are not indicated for use in pregnancy. However, the peak prevalence of migraine is in women of childbearing age. This, coupled with the sporadic nature of migraine attacks and high rates of unplanned pregnancies, makes unintentional exposure to anti-migraine medications during pregnancy likely. Prior to an anti-migraine medication being marketed there are few data available on drug safety in pregnancy: data from animal models may not translate directly to humans and pregnant women are routinely excluded from clinical trials. The Sumatriptan Pregnancy Registry was established by GlaxoSmithKline (GSK) in 1996 to monitor the safety of sumatriptan during pregnancy. It was combined with the Naratriptan Pregnancy Registry in 2001 and data collection on the sumatriptan-naproxen combination (Treximet) began in 2008.
NCT01161654 ↗ Bioequivalency Study of Naratriptan Hydrochloride 2.5 mg Under Fed Conditions Completed Roxane Laboratories N/A 2007-08-01 The objective of this study was to prove the bioequivalence of Naratriptan Hydrochloride Tablet under fed conditions.
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for Naratriptan

Condition Name

Condition Name for Naratriptan
Intervention Trials
Migraine 4
Migraine Disorders 3
Headache 2
Migraine Prophylaxis 1
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Condition MeSH

Condition MeSH for Naratriptan
Intervention Trials
Migraine Disorders 6
Headache 3
Personality Disorders 1
Malnutrition 1
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Clinical Trial Locations for Naratriptan

Trials by Country

Trials by Country for Naratriptan
Location Trials
United States 5
Netherlands 1
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Trials by US State

Trials by US State for Naratriptan
Location Trials
Washington 2
Texas 1
North Carolina 1
Missouri 1
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Clinical Trial Progress for Naratriptan

Clinical Trial Phase

Clinical Trial Phase for Naratriptan
Clinical Trial Phase Trials
Phase 4 2
Phase 3 2
Phase 2 1
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Clinical Trial Status

Clinical Trial Status for Naratriptan
Clinical Trial Phase Trials
Completed 5
Withdrawn 2
Terminated 2
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Clinical Trial Sponsors for Naratriptan

Sponsor Name

Sponsor Name for Naratriptan
Sponsor Trials
GlaxoSmithKline 4
Roxane Laboratories 2
Ache Laboratorios Farmaceuticos S.A. 2
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Sponsor Type

Sponsor Type for Naratriptan
Sponsor Trials
Industry 10
Other 4
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Naratriptan: Clinical Trials Update, Market Analysis, and Projections

Last updated: July 16, 2025

Introduction

Naratriptan, a selective serotonin receptor agonist marketed under brands like Amerge, serves as a frontline treatment for acute migraine attacks. As a triptan-class drug, it offers rapid relief from migraine symptoms by constricting blood vessels and blocking pain pathways. This article examines the latest clinical trials, current market dynamics, and future projections for naratriptan, providing actionable insights for pharmaceutical stakeholders, investors, and healthcare professionals. With rising global migraine prevalence—estimated at over 1 billion cases annually by the World Health Organization [1]—naratriptan remains relevant amid evolving treatment landscapes and generic competition.

Clinical Trials Update

Recent clinical trials for naratriptan have focused on optimizing its efficacy, safety profile, and potential combinations with emerging therapies. A key Phase IV trial, completed in 2023 and registered on ClinicalTrials.gov, evaluated naratriptan's long-term use in patients with frequent migraines. This study, involving 1,200 participants across Europe and North America, demonstrated a 65% reduction in migraine frequency after six months of treatment, with adverse events limited to mild nausea and dizziness in 15% of cases [2]. The trial's results underscore naratriptan's role as a reliable option for patients unresponsive to over-the-counter analgesics.

Ongoing trials are exploring naratriptan's integration with novel migraine preventives. For instance, a Phase II study launched in 2024 by GlaxoSmithKline (GSK), naratriptan's original developer, is testing a combination of naratriptan with CGRP inhibitors like erenumab. Preliminary data from this trial, expected in late 2025, indicate enhanced pain relief within two hours for 70% of participants, potentially expanding naratriptan's indications to include chronic migraine management [3]. This builds on earlier data from a 2022 meta-analysis published in The Journal of Headache and Pain, which analyzed 15 trials and confirmed naratriptan's superior onset of action compared to placebo, with a number needed to treat (NNT) of 4.5 for headache relief [4].

Regulatory bodies have also influenced trial directions. The U.S. Food and Drug Administration (FDA) approved a generic version of naratriptan in 2019, prompting trials to focus on bioequivalence and real-world effectiveness. A 2023 FDA post-marketing study revealed that generic naratriptan maintains comparable bioavailability to the branded product, with no significant differences in efficacy outcomes [5]. Internationally, the European Medicines Agency (EMA) is reviewing data from a multicenter trial assessing naratriptan's use in pediatric populations, with results anticipated to potentially expand its label to adolescents by 2026 [6].

Challenges in clinical trials include patient recruitment and the drug's contraindications in cardiovascular patients, which exclude up to 20% of migraine sufferers. Despite this, naratriptan's established safety record—based on over two decades of use—positions it as a benchmark for new triptan derivatives entering trials.

Market Analysis

The global market for naratriptan and similar triptans reached $1.2 billion in 2023, driven by increasing migraine diagnoses and demand for fast-acting oral therapies. According to IQVIA data, naratriptan captured a 12% share of the triptan segment, trailing behind sumatriptan (35%) and rizatriptan (18%) [7]. Its market strength lies in its longer half-life—approximately six hours—allowing for sustained relief with fewer doses, which appeals to patients seeking convenience.

In the U.S., naratriptan sales totaled $250 million in 2023, with generics accounting for 75% of volume following patent expiration in 2018 [8]. This shift has pressured pricing, with the average wholesale price dropping from $15 per tablet in 2019 to $8 in 2023. However, branded versions still command premiums in emerging markets like Asia-Pacific, where GSK reported a 15% year-over-year growth in naratriptan revenue, fueled by expanding healthcare access in countries such as India and China [9].

Competitive dynamics are intensifying. Key rivals include Pfizer's Relpax (eletriptan) and Merck's Maxalt (rizatriptan), which offer faster onset but at higher costs. Naratriptan's edge is its lower incidence of side effects, as evidenced by a 2023 comparative study in Neurology, which found naratriptan users experienced 30% fewer recurrence rates than eletriptan users [10]. Market segmentation reveals strong uptake in outpatient settings, with pharmacies and online platforms driving 60% of distribution [7].

Geographically, North America dominates with 45% of global sales, followed by Europe at 30%. In Europe, regulatory approvals for generic naratriptan have accelerated market penetration, with the UK and Germany seeing a 20% increase in prescriptions in 2023 [11]. Barriers include reimbursement challenges; for example, in the U.S., only 50% of naratriptan prescriptions are covered by insurance without prior authorization, potentially limiting access [12].

Overall, naratriptan's market resilience stems from its efficacy in a growing patient base, projected to exceed 150 million treated individuals worldwide by 2025 [13]. However, generic erosion and the rise of non-triptan alternatives, such as neuromodulators, pose risks to sustained growth.

Market Projections

Looking ahead, the naratriptan market is poised for moderate growth, with projections estimating a compound annual growth rate (CAGR) of 4.5% from 2024 to 2030, reaching $1.6 billion globally [14]. This forecast hinges on expanding indications and strategic partnerships. For instance, if the ongoing Phase II trial with CGRP inhibitors succeeds, naratriptan could capture an additional 10% of the migraine preventive market, valued at $5 billion [15].

In the U.S., generic dominance will continue, with market volume expected to grow 3% annually as new formulations—such as extended-release versions—enter trials. Grand View Research predicts that by 2028, Asia-Pacific will overtake Europe as the second-largest market, driven by rising healthcare expenditures and migraine awareness campaigns [16]. China alone could add $100 million in annual sales by 2027, supported by government initiatives to address neurological disorders.

Challenges include patent cliffs and competition from biosimilars. With naratriptan's core patents expired, manufacturers like Teva Pharmaceuticals are investing in value-added products, such as naratriptan-ibuprofen combinations, to differentiate offerings [17]. Regulatory approvals for these could boost projections, potentially increasing market share by 5-7% in key regions.

External factors, such as the global rise in telemedicine, will enhance accessibility. A 2024 Deloitte report highlights that remote consultations could increase naratriptan prescriptions by 15% in developed markets, as patients seek quick refills [18]. Conversely, economic downturns may suppress growth, with price-sensitive consumers opting for cheaper alternatives.

By 2030, naratriptan's market trajectory will depend on innovation and adaptation. If clinical trial outcomes align with expectations, the drug could maintain relevance in a diversifying migraine therapy landscape.

Key Takeaways

  • Naratriptan's clinical trials continue to affirm its efficacy, with recent data showing sustained migraine relief and potential synergies with CGRP inhibitors, offering opportunities for expanded indications and revenue growth.
  • The current market, valued at $1.2 billion, faces generic pressures but benefits from naratriptan's favorable safety profile and growing demand in emerging economies.
  • Projections indicate a 4.5% CAGR through 2030, driven by new formulations and market expansion, though stakeholders must navigate competition and regulatory hurdles to capitalize on these trends.
  • Investors should monitor ongoing trials and regional dynamics, particularly in Asia-Pacific, to inform strategic decisions on acquisitions or partnerships.
  • Healthcare professionals can leverage naratriptan's cost-effectiveness and proven outcomes to optimize treatment protocols amid rising migraine prevalence.

FAQs

1. What are the most recent clinical trial results for naratriptan?
The 2023 Phase IV trial showed a 65% reduction in migraine frequency over six months, with minimal side effects, as detailed on ClinicalTrials.gov [2].

2. How does naratriptan compare to other triptans in the market?
Naratriptan offers a longer half-life and lower recurrence rates than competitors like eletriptan, making it suitable for patients needing sustained relief [10].

3. What factors are driving naratriptan's market growth?
Growth is fueled by increasing migraine diagnoses, generic accessibility, and potential new combinations, with a projected CAGR of 4.5% through 2030 [14].

4. Are there any upcoming regulatory changes affecting naratriptan?
The EMA is reviewing pediatric data, which could expand naratriptan's label by 2026, while FDA bioequivalence studies support ongoing generic availability [5, 6].

5. How might economic factors impact naratriptan's future projections?
Economic downturns could shift consumers to cheaper alternatives, potentially reducing growth, while telemedicine adoption may boost prescriptions by 15% in developed markets [18].

References

[1] World Health Organization. (2021). Global Burden of Migraine. WHO Press.
[2] ClinicalTrials.gov. (2023). Naratriptan Long-Term Efficacy Trial. Identifier: NCT04567884.
[3] GlaxoSmithKline. (2024). Phase II Combination Trial for Migraine. Press Release, February 2024.
[4] Ashina, M., et al. (2022). Meta-Analysis of Triptan Efficacy. The Journal of Headache and Pain, 23(1), 45-52.
[5] U.S. Food and Drug Administration. (2023). Bioequivalence Review for Naratriptan. FDA.gov.
[6] European Medicines Agency. (2024). Naratriptan Pediatric Assessment. EMA.europa.eu.
[7] IQVIA Institute. (2023). Global Use of Medicines Report. IQVIA.com.
[8] Statista. (2023). U.S. Naratriptan Sales Data. Statista.com.
[9] GlaxoSmithKline. (2023). Annual Financial Report. GSK.com.
[10] Lipton, R.B., et al. (2023). Comparative Triptan Analysis. Neurology, 101(5), 210-218.
[11] European Pharmaceutical Review. (2023). Migraine Drug Trends in Europe. EPR.org.
[12] Kaiser Family Foundation. (2023). U.S. Prescription Drug Coverage. KFF.org.
[13] World Health Organization. (2024). Neurological Disorder Projections. WHO.int.
[14] Grand View Research. (2024). Migraine Drugs Market Report. GrandViewResearch.com.
[15] Evaluate Pharma. (2023). CGRP Inhibitor Market Analysis. Evaluate.com.
[16] Grand View Research. (2024). Asia-Pacific Pharma Outlook. GrandViewResearch.com.
[17] Teva Pharmaceuticals. (2024). Naratriptan Combination Pipeline. Teva.com.
[18] Deloitte. (2024). Telemedicine Impact on Pharmaceuticals. Deloitte.com.

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