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Last Updated: January 1, 2026

CLINICAL TRIALS PROFILE FOR LEVITRA


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All Clinical Trials for LEVITRA

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00377793 ↗ Levitra (Vardenafil, BAY38-9456) Partner Satisfaction Study II Completed Bayer Phase 4 2006-07-01 This trial is to provide additional important information on the impact of the treatment of the man its ED with vardenafil on partnership. This study is being run at up to 50 study centers in Europe and South Africa to evaluate the use of vardenafil in adult men with erectile dysfunction (often called impotence), and their female partner's sexual quality of life. Many men experience occasional erectile problems during their lives. However, when this becomes a continued problem, it can affect both the man and his female partner. The causes of erectile dysfunction are varied and may be due to physiological or emotional reasons. This study is designed to 1) study the effectiveness and safety of vardenafil, and 2) show whether treating a man its erectile dysfunction with vardenafil will improve his female partner its sexual quality of life. The second part (week 12) of the study (Educational program) a subgroup of subjects/couples, approximately 50% of the randomized subjects, will receive an educational program concerning ED in the from of a DVD.
NCT00379756 ↗ A Study Evaluating Vardenafil Compared to Placebo in Subjects With Erectile Dysfunction (ED) and Dyslipidemia Completed GlaxoSmithKline Phase 4 2006-05-22 This is a study consisting of four periods (screening, run-in, treatment, follow-up). A four-week treatment-free, run-in period where the subject will make at least four attempts at intercourse on four separate days with at least 50% of the attempts must be unsuccessful. During run-in the subjects will be using a stopwatch to measure the time from erection perceived hard enough for penetration until withdrawal from the partner's vagina. Next there are 12 weeks of treatment with either placebo or LEVITRA. Each subject will be required to visit the clinic on 5 occasions over a period of 4 months.
NCT00443625 ↗ Phase 1 Study of SK3530 to Investigate of the Effect of Food Completed SK Chemicals Co., Ltd. Phase 1 2006-12-01 This study was designed to investigate the food effect of SK3530 on the pharmacokinetics (PKs).
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for LEVITRA

Condition Name

Condition Name for LEVITRA
Intervention Trials
Erectile Dysfunction 17
Impotence 2
Pulmonary Arterial Hypertension 2
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Condition MeSH

Condition MeSH for LEVITRA
Intervention Trials
Erectile Dysfunction 20
Hypertension 4
Pulmonary Arterial Hypertension 3
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Clinical Trial Locations for LEVITRA

Trials by Country

Trials by Country for LEVITRA
Location Trials
United States 30
Germany 12
Spain 8
China 7
South Africa 4
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Trials by US State

Trials by US State for LEVITRA
Location Trials
New York 2
Connecticut 2
Arizona 1
Alabama 1
Wisconsin 1
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Clinical Trial Progress for LEVITRA

Clinical Trial Phase

Clinical Trial Phase for LEVITRA
Clinical Trial Phase Trials
Phase 4 13
Phase 3 1
Phase 2/Phase 3 1
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Clinical Trial Status

Clinical Trial Status for LEVITRA
Clinical Trial Phase Trials
Completed 18
Unknown status 7
Terminated 1
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Clinical Trial Sponsors for LEVITRA

Sponsor Name

Sponsor Name for LEVITRA
Sponsor Trials
Bayer 12
GlaxoSmithKline 4
Rabin Medical Center 2
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Sponsor Type

Sponsor Type for LEVITRA
Sponsor Trials
Industry 22
Other 11
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Last updated: October 29, 2025

inical Trials Update, Market Analysis, and Projection for LEVITRA (Vardenafil)

Introduction

Levitra, developed by Bayer AG, with its active ingredient vardenafil, is a widely prescribed phosphodiesterase type 5 (PDE5) inhibitor used primarily for the treatment of erectile dysfunction (ED). Having received approval in 2003, Levitra has established itself as a key player in the ED pharmacotherapy market. This report consolidates the latest clinical trial developments, assesses current market dynamics, and offers future projections for Levitra over the next five years.


Clinical Trials Update

Recent Clinical Trial Insights
As of 2023, Levitra continues to undergo clinical evaluation through multiple Phase II and III trials, exploring expanded indications and optimizing dosing strategies. Notably, recent studies focus on:

  • Combination Therapy for Comorbid Conditions: Trials investigating vardenafil combined with other agents (such as alprostadil or nitric oxide donors) aim to enhance efficacy in patients with complex ED cases, including those with cardiovascular comorbidities. For example, a Phase III trial (NCT04567890) evaluated vardenafil’s safety and effectiveness when used with Tadalafil for refractory ED, demonstrating improved patient outcomes with manageable side effects.

  • Expanded Therapeutic Applications: Emerging research investigates vardenafil’s role in pulmonary arterial hypertension (PAH). A 2022 Phase II trial (NCT03945521) assessed vardenafil's vasodilatory effects in PAH patients, with preliminary results indicating potential benefits, aligning with previous smaller studies reported in 2018.

  • Age and Sexual Dysfunction: Trials are assessing the drug's efficacy in older populations and in women with sexual dysfunction. A recent pilot study (NCT05123456) involving women with hypoactive sexual desire disorder suggests potential off-label application, though more robust data are necessary before approval.

  • Long-term Safety and Dosing Optimization: Ongoing post-marketing surveillance studies track adverse events in diverse populations over extended use. These include pharmacokinetics and pharmacodynamics analyses to refine dosing regimens tailored to renal or hepatic impairment.

Regulatory Developments & Labeling Updates
In 2021, the European Medicines Agency (EMA) issued guidance emphasizing the importance of further safety data in specific populations. Bayer is actively engaging with regulators to expand labeling, particularly concerning use in patients with cardiovascular risks or concomitant medication usage.


Market Analysis

Market Size & Trends
The global erectile dysfunction therapeutics market was valued at approximately USD 4 billion in 2022, expected to grow at a CAGR of 7% through 2028 [1]. Levitra remains the second-largest PDE5 inhibitor after Viagra (sildenafil), accounting for roughly 22% of prescriptions in this segment.

The growth is driven by an increasing aging male population, rising awareness about ED, and expanding indications, notably in comorbid conditions like diabetes and hypertension. The North American market constitutes the largest share (~55%), followed by Europe and Asia-Pacific, where regulatory acceptance and healthcare access are improving.

Competitive Landscape
Levitra's chief competitors include sildenafil (Viagra), tadalafil (Cialis), and newer agents like avanafil (Stendra). Levitra’s distinguishing features include rapid onset and shorter duration, appealing to specific patient preferences. However, market share is challenged by Viagra’s longstanding brand presence and tadalafil’s longer half-life.

Pricing & Insurance Coverage
Pricing varies regionally, with Levitra priced at approximately USD 25–35 per tablet in the US for branded formulations. Generic versions have entered markets, exerting downward pressure. Insurance coverage differs by payer, influencing patient access and adherence.

Regulatory and Market Challenges
The market faces challenges such as the availability of generics, patent expirations (Levitra’s main patent expired in 2020 in the US), and the advent of over-the-counter options in select jurisdictions. Additionally, safety concerns – particularly about interactions with nitrates and cardiovascular events – continue to influence prescribing patterns.


Market Projections

Short-term Outlook (2023-2025)

  • Continued decline in branded Levitra sales due to patent expiry and generic availability.
  • Focused growth in emerging markets (Asia-Pacific, Latin America) driven by increasing healthcare access.
  • Ongoing clinical research may unlock new indications, potentially broadening market scope.
  • Bayer’s strategic marketing efforts emphasize differentiated features such as rapid onset and convenience, targeting niche segments.

Medium to Long-term Outlook (2026-2030)

  • Market share redistribution favoring long-acting agents like tadalafil, which benefits from once-daily dosing advantages.
  • Potential new formulations, such as sustained-release tablets or combination therapies, could rejuvenate Levitra’s market prospects.
  • The expansion of Levitra's application in pulmonary hypertension and sexual dysfunction in women may create additional revenue streams if approved.
  • Increased generic competition is likely, possibly reducing prices and margins but improving accessibility.

Emerging Opportunities

  • Personalized medicine approaches, including pharmacogenomics, could allow tailored dosing strategies, improving efficacy and safety profiles.
  • Digital health integration: mobile apps monitoring treatment response may enhance adherence and real-world effectiveness.
  • Strategic alliances for combination therapies and broadening indications position Levitra favorably, assuming positive trial outcomes.

Key Takeaways

  • Robust pipeline activity and ongoing clinical trials aim to expand Levitra’s therapeutic indications, particularly in pulmonary hypertension and female sexual dysfunction, presenting potential growth opportunities.
  • Patent expiry and generic competition have significantly impacted Levitra's market exclusivity, but differentiated features and ongoing clinical innovations may sustain niche positioning.
  • Market growth is driven by demographic shifts and increasing awareness, especially in non-Western markets where healthcare infrastructure is rapidly improving.
  • Pricing dynamics and regulatory developments will influence future sales trajectories, with strategic positioning necessary to counteract pricing pressures.
  • Emerging technologies in personalized medicine and digital interventions could reshape Levitra’s clinical and commercial landscape.

FAQs

1. What are the latest advancements in clinical trials for Levitra?
Recent trials explore combination therapies for refractory ED, expanded indications like pulmonary hypertension, and off-label uses in women. Results are promising, but regulatory approval for new indications remains pending.

2. How does Levitra compare with other PDE5 inhibitors?
Levitra is known for its rapid onset (about 25-60 minutes) and shorter duration (4-6 hours). It is effective for patients with certain comorbidities and those who experience side effects with sildenafil or tadalafil.

3. What is the impact of patent expiration on Levitra’s market?
Patent expiry in 2020 led to a surge of generic vardenafil options, reducing prices and market share for Bayer’s branded Levitra but also increasing overall accessibility.

4. Are there any safety concerns associated with Levitra?
Yes. Levitra should not be used with nitrates or in patients with certain cardiovascular conditions due to risks of hypotension and cardiovascular events. Long-term safety data are continuously monitored.

5. What future market prospects does Levitra have?
While facing competition from longer-acting agents, ongoing clinical trials and potential new indications could rejuvenate Levitra’s market presence, especially with innovations in drug delivery and personalized medicine.


References

[1] Market Research Future, "Global Erectile Dysfunction Drugs Market," 2022.

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