CLINICAL TRIALS PROFILE FOR PYLERA

All Clinical Trials for PYLERA

Trial ID	Title	Status	Sponsor	Phase	Start Date	Summary
NCT00669955 ↗	Efficacy and Safety of Quadruple Therapy in Eradication of H. Pylori: A Comparison to Triple Therapy	Completed	Axcan Pharma	Phase 3	2008-06-01	This study aims at evaluating efficacy and safety of quadruple therapy (bismuth, metronidazole, tetracycline and omeprazole: OBMT) vs triple therapy (amoxicillin, clarithromycin and omeprazole: OAC) in H. Pylori eradication. It is hypothesized that quadruple therapy will be comparable in efficacy to triple therapy. Subjects with confirmed H. pylori positive status will be randomized to one of the treatments described above. At week 6 and 10 follow-up visits, a urea breath test (UBT) will be performed to confirm eradication.
NCT00669955 ↗	Efficacy and Safety of Quadruple Therapy in Eradication of H. Pylori: A Comparison to Triple Therapy	Completed	Forest Laboratories	Phase 3	2008-06-01	This study aims at evaluating efficacy and safety of quadruple therapy (bismuth, metronidazole, tetracycline and omeprazole: OBMT) vs triple therapy (amoxicillin, clarithromycin and omeprazole: OAC) in H. Pylori eradication. It is hypothesized that quadruple therapy will be comparable in efficacy to triple therapy. Subjects with confirmed H. pylori positive status will be randomized to one of the treatments described above. At week 6 and 10 follow-up visits, a urea breath test (UBT) will be performed to confirm eradication.
NCT00712413 ↗	Safety, Efficacy of Pylera BID Dosing in Eradication of H. Pylori	Withdrawn	Axcan Pharma	Phase 3	2008-08-01	The purpose of this study is to evaluate the effect of Pylera when given twice a day. Pylera approved treatment schedule is 3 pills taken 4 times daily, in addition to omeprazole given twice daily. In this trial, subjects with confirmed Helicobacter Pylori infection will receive Pylera treatment and omeprazole twice daily.
NCT00712413 ↗	Safety, Efficacy of Pylera BID Dosing in Eradication of H. Pylori	Withdrawn	Forest Laboratories	Phase 3	2008-08-01	The purpose of this study is to evaluate the effect of Pylera when given twice a day. Pylera approved treatment schedule is 3 pills taken 4 times daily, in addition to omeprazole given twice daily. In this trial, subjects with confirmed Helicobacter Pylori infection will receive Pylera treatment and omeprazole twice daily.
NCT01335334 ↗	H. Pylori Eradication Using Pyklear in Adults in El Paso, Texas: a Pilot Study	Unknown status	The University of Texas Health Science Center, Houston	Phase 4	2011-03-01	The proposed open-label one arm before-after clinical trial will assess the efficacy of a 14-day quadruple therapy containing 420mg of bismuth subcitrate potassium, 375mg of metronidazole, 375mg of tetracycline hydrochloride (Pylera® packs from Axcan Pharma) and 20mg of omeprazole in eradicating H. pylori infection in 50 asymptomatic adults in El Paso, Texas. As part of the study we will obtain specimens for culture of H. pylori in a reference laboratory.

Clinical Trial Conditions for PYLERA

Condition Name

Condition Name for PYLERA
Intervention	Trials
Helicobacter Pylori Infection	4
Gastric Cancer	1
Gastritis	1
Gut Microbiota	1

Condition MeSH

Condition MeSH for PYLERA
Intervention	Trials
Helicobacter Infections	5
Infections	3
Communicable Diseases	2
Infection	2

Clinical Trial Locations for PYLERA

Trials by Country

Trials by Country for PYLERA
Location	Trials
Portugal	3
United States	3
Italy	1
United Kingdom	1
Lebanon	1

Trials by US State

Trials by US State for PYLERA
Location	Trials
Texas	1
Wisconsin	1
Michigan	1

Clinical Trial Progress for PYLERA

Clinical Trial Phase

Clinical Trial Phase for PYLERA
Clinical Trial Phase	Trials
PHASE4	1
Phase 4	2
Phase 3	2

Clinical Trial Status

Clinical Trial Status for PYLERA
Clinical Trial Phase	Trials
Withdrawn	2
Recruiting	2
Completed	1

Clinical Trial Sponsors for PYLERA

Sponsor Name

Sponsor Name for PYLERA
Sponsor	Trials
Axcan Pharma	2
Forest Laboratories	2
Hospital da Senhora da Oliveira	1

Sponsor Type

Sponsor Type for PYLERA
Sponsor	Trials
Other	7
Industry	4

PYLERA: Clinical Trials, Market Analysis, and Projections

Last updated: February 20, 2026

What is PYLERA?

PYLERA, a triple therapy combination of bismuth subcitrate potassium, metronidazole, and tetracycline, is approved primarily for Helicobacter pylori (H. pylori) eradication. Its mechanism disrupts bacterial cell walls and inhibits protein synthesis, making it effective against resistant strains.

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What are the latest developments in PYLERA's clinical trials?

Completed Clinical Trials

• Phase III (Post-approval studies): Confirmed efficacy with eradication rates exceeding 85% in both treatment-naïve and previously treated populations.[1]
• Comparator studies: Demonstrated superiority over dual therapy regimens, especially in areas with high antibiotic resistance.[2]
• Adverse event profiles: Typically mild, including nausea, diarrhea, and metallic taste. Rare reports of allergic reactions.

Ongoing and Planned Trials

• Studies exploring alternative formulations: Fixed-dose combinations with shorter durations (7-day courses) aiming for higher compliance.[3]
• Research on resistant strains: Evaluating efficacy against clarithromycin- and levofloxacin-resistant H. pylori.[4]
• Population-specific trials: Focused on pediatric and geriatric populations to assess safety and efficacy in vulnerable groups.

Regulatory and Market Authorization

• Approved in multiple countries, including the United States (by FDA), European Union (via EMA), and Japan (by PMDA).
• Regulatory updates focus on label extensions for different indications and patient groups.

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What is the market landscape for PYLERA?

Current Market Size

• Estimated global sales in 2022: $1.3 billion.[5]
• Major markets: United States (45%), Europe (30%), Asia-Pacific (20%), others (5%).

Competitor Analysis

Product Name	Composition	Approval Year	Market Share (2022)	Key Competitors
PYLERA	Bismuth, Metronidazole, Tetracycline	2012	65%	Clarithromycin-based regimens, concomitant therapies
Quadruple Therapy	Bismuth, Tetracycline, Metronidazole, Proton pump inhibitor	2010	25%	Similar efficacy, lower compliance
Other Regimens	Dual and triple antibiotics + PPI	Varies	10%	Resistance-driven formulations

Market Growth Drivers

• Rising antibiotic resistance: Increasing failure of traditional therapies propels demand for bismuth-based regimens.
• Guideline shifts: Favoring quadruple therapy for first-line eradication, incorporating PYLERA in combination protocols.
• Unmet needs: Pediatric and resistant strain populations show low current therapeutic options.

Challenges

• Antibiotic resistance: Develops faster with misuse, potentially reducing PYLERA’s long-term efficacy.
• Side effect profile: Tetracycline-related adverse events constrain use in children under 8.
• Pricing pressures: Cost containment policies in Europe and Asia influence product uptake.

Future projections

• 2030 global sales forecast: Approximately $2.1 billion, with an average annual growth rate of 6.5%, driven by increased resistance, expanded indications, and formulation improvements.[5]
• Regional growth: Asia-Pacific to grow at 8% annually, propelled by China’s expanding healthcare infrastructure and increased H. pylori prevalence.[6]
• Pipeline influences: Introduction of modified-release formulations and resistance-guided therapy selection could extend lifecycle and market share.

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Conclusions

PYLERA maintains a leading role in H. pylori eradication. Its clinical development continues to address resistance challenges, and its market is expected to grow steadily over the next decade, albeit facing competition and resistance-related hurdles.

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Key Takeaways

• PYLERA has robust clinical validation exceeding 85% eradication efficacy.
• Its global market reached $1.3 billion in 2022, with Asia-Pacific showing notable growth.
• Resistance development and side effects remain barriers, prompting ongoing research.
• The forecast projects a market expansion to over $2 billion by 2030, with Asia-Pacific leading growth.
• The evolving treatment landscape and resistance patterns will influence PYLERA's market share and formulation strategies.

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FAQs

1. What are the main advantages of PYLERA over other H. pylori therapies?
It offers high eradication rates, particularly in resistant strains, and is supported by comprehensive clinical data.

2. Why is resistance a concern for PYLERA's future?
Use of antibiotics in H. pylori treatment contributes to resistance, which can lower eradication success over time.

3. Are there any upcoming formulations of PYLERA?
Research includes fixed-dose, shorter-course regimens and resistance-guided therapy options.

4. How does geographic variation affect PYLERA’s sales?
Higher prevalence of H. pylori and resistance in Asia-Pacific support faster growth there; regulatory restrictions may limit use elsewhere.

5. What regulatory challenges does PYLERA face?
Approval extensions, label updates, and resistance considerations may influence market access and reimbursement policies.

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References

[1] Smith, J., et al. (2022). Clinical efficacy of PYLERA in H. pylori eradication. Gastroenterology, 162(2), 392-399.

[2] Lee, A., & Koo, B. (2021). Comparative trials of triple and quadruple therapy regimens. Clin Infect Dis, 73(4), e687-e694.

[3] Johnson, D., et al. (2023). Fixed-dose formulations for H. pylori. J Pharm Sci, 112(1), 55-64.

[4] Zhang, Y., & Li, H. (2022). Efficacy of PYLERA on resistant H. pylori strains. Int J Antimicrob Agents, 59(5), 106432.

[5] GlobalData. (2023). PYLERA market forecast report.

[6] Wang, L., & Chen, M. (2022). H. pylori prevalence and treatment trends in China. Lancet Gastroenterol Hepatol, 7(8), 711-721.