| Not Yet Recruiting | Effect of Simethicone on Helicobacter Pylori Detection in Routine Endoscopy NCT07293234 | Asian Institute of Gastroenterology, India | N/A |
| Not Yet Recruiting | Barriers of General Practitioner Regarding Helicobacter Pylori. NCT07284355 | Assiut University | — |
| Recruiting | Efficacy of Carminal in Helicobacter Pylori Gastritis NCT07179237 | Catalysis SL | Phase 2 |
| Recruiting | H. Pylori Eradication With Argon Plasma During Endoscopy NCT06529159 | Christopher C. Thompson, MD, MSc | N/A |
| Not Yet Recruiting | Efficacy Analysis of Saccharomyces Boulardii Combined With Minocycline in Treatment-naïve Patients With Helico NCT07012785 | Zhongda Hospital | N/A |
| Recruiting | Recurrence of H Pylori : Incidence and Influential Factors. NCT07045857 | Sohag University | N/A |
| Recruiting | Efficacy of Vonoprazan Based Dual and Triple Therapy for Patient With Helicobacter Pylori Infection NCT07045688 | Sohag University | N/A |
| Recruiting | CURE-H. Pylori: A Trial on the Combination of Anti-Ulcerants and Levofloxacin-Based Therapy for Helicobacter P NCT07344506 | Dow University of Health Sciences | Phase 4 |
| Completed | H. Pylori Infection and AIP Levels NCT07306377 | Tanta University | — |
| Recruiting | Tegoprazan and Amoxicillin Dual Therapy NCT06950489 | Soonchunhyang University Hospital | — |
| Recruiting | Tegoprazan- Versus PPI-based H. Pylori Eradication NCT06682533 | Soonchunhyang University Hospital | — |
| Active Not Recruiting | Helicobacter Pylori Screening and Treatment in the At-risk South Florida Community-AIM 2 NCT07224048 | University of Miami | Phase 4 |
| Recruiting | RUT vs. Molecular Testing for H. Pylori NCT06684860 | Soonchunhyang University Hospital | — |
| Not Yet Recruiting | Intrafamilial Helicobacter Pylori Infection in Hong Kong NCT06425393 | Chinese University of Hong Kong | N/A |
| Completed | Prevalence of Asymptomatic H Pylori Infection Among Patients Undergoing PCI and Impact of Its Eradication on O NCT07487142 | Beni-Suef University | Phase 3 |
| Not Yet Recruiting | Optimization of Keverprazan-amoxicilli Dual Therapy for Helicobacter Pylori NCT06412640 | Nanjing First Hospital, Nanjing Medical University | Phase 4 |
| Completed | Comparison of Twice- and Four-times-daily Amoxicillin Administration in 2-week Tegoprazan-based H. Pylori Erad NCT06431737 | Soonchunhyang University Hospital | — |
| Active Not Recruiting | Study on the Probiotics Regulating miRNA in H. Pylori-induced Wnt/β-catenin Gastric Carcinogenesis. NCT05544396 | National Cheng-Kung University Hospital | N/A |
| Recruiting | H. Pylori Screen-and-treat Study in a Population of Young Adults NCT06275204 | University of Latvia | — |
| Unknown | Relation of Helicobacter Pylori in Prediabetic Patients NCT06176547 | Assiut University | — |
| Completed | Antibiotyping and Prevalence of Virulent Genotypes Among Helicobacter Pylori and Their Impact on Response to T NCT05444439 | Assiut University | N/A |
| Completed | The Efficacy of Treatment for Helicobacter Pylori Infection in Preschooler by Yoghurt With LG21 NCT06045494 | Meiji China Investment Co.,Ltd | N/A |
| Completed | Clinical Efficacy and Safety Assessment of Alsareen Capsule for the Management of H. Pylori Infection NCT06304532 | Hamdard University | — |
| Unknown | Frequency of h.Pylori in Children With Dyspeptic Symptoms NCT05951998 | Assiut University | — |
| Unknown | Prevalence of H.Pylori in CKD Patients NCT05882968 | Assiut University | — |
| Completed | Efficacy and Safety of Rifasutenizol (TNP 2198), Rabeprazole and Amoxicillin in Participants With H. Pylori In NCT05857163 | TenNor Therapeutics (Suzhou) Limited | Phase 3 |
| Unknown | HELICOBACTER PYLORI INFECTION IN TYPE 2 DIABETES MELLITUS IN ASSIUT UNIVERSITY HOSPITAL NCT05789550 | Assiut University | — |
| Unknown | Oral Helicobacter Pylori Eradication NCT06045832 | Changhai Hospital | N/A |
| Completed | TLR 9 (rs352140) Gene Polymorphism in Helicobacter Pylori Infection NCT07289451 | Benha University | N/A |
| Active Not Recruiting | Helicobacter Pylori Screening and Treatment in the At-risk South Florida Community- AIM 1 NCT07224035 | University of Miami | Phase 4 |
| Completed | A Comparative Study Between Concomitant Versus Load Therapy in Eradication of Helicobacter Pylori Infection NCT06050824 | Helwan University | Phase 4 |
| Recruiting | Screening Strategy for Gastric Cancer Prevention NCT05387005 | National Taiwan University Hospital | N/A |
| Completed | The Improvement of Black Raspberry in Obese and Mild AZ Patients Infected With H. Pylori NCT05680532 | Chung Shan Medical University | N/A |
| Recruiting | Argentinean Registry on the Management of Helicobacter Pylori Infection NCT06579365 | University of Buenos Aires | — |
| Recruiting | Comparison of Vonoprazan-based Versus Lansoprazole-based Triple Therapy, High Dose Dual Therapy, Bismuth and N NCT04713670 | National Taiwan University Hospital | Phase 4 |
| Completed | Safety and Efficacy of Triple and Quadruple Regimens as First Line Therapy for Management of Helicobacter Pylo NCT06315478 | Helwan University | Phase 4 |
| Unknown | Eradication Efficacy and Safety of Two Rescue Treatments for Helicobacter Pylori Infection NCT05176821 | Shanghai Zhongshan Hospital | N/A |
| Unknown | h.Pylori Ttt With Rebamipide NCT04550858 | Assiut University | — |
| Unknown | Screening of Helicobacter Pylori in Children of Positive Infected Mothers NCT03911791 | Assiut University | — |
| Completed | Bismuth for PCAB-based H. Pylori Eradication NCT05453994 | Soonchunhyang University Hospital | — |
| Recruiting | Screening of Gastric Cancer Via Breath Volatile Organic Compounds by Hybrid Sensing Approach NCT04022109 | University of Latvia | — |
| Completed | Helicobacter Pylori Eradication With Clostridum Butyricum Capsule and Bacillus Coagulans Tablets NCT03857425 | Xijing Hospital of Digestive Diseases | Phase 4 |
| Completed | Patient-Centered Cancer Prevention In Chinese Americans NCT03340454 | NYU Langone Health | N/A |
| Completed | Concomitant Versus Hybrid Regimen for H. Pylori Eradication NCT03592069 | Alexandra Hospital, Athens, Greece | Phase 4 |
| Completed | H. Pylori Treatment Between Modified Quadruple Regimen and Tailored Therapy NCT05002595 | Soonchunhyang University Hospital | — |
| Unknown | Genotypic Resistance Guided Therapy for Refractory H. Pylori Infection NCT03555526 | National Taiwan University Hospital | Phase 4 |
| Unknown | Eradication of H-pylori in Pregnancy and Its Effect on Iron Replacement Therapy? NCT03347513 | Kasr El Aini Hospital | Phase 4 |
| Completed | Comparative Anti Helicobacter Pylori Efficacy Assessment of Unani Formulation and Quintuple Regimen NCT03837210 | Hamdard University | Phase 2 / Phase 3 |
| Unknown | Early Detection and Screening Strategy of Gatric Cancer in Sichuan Province-A Prospective Cohort Study (WCH-GC NCT03597672 | Jian-Kun Hu | — |
| Completed | Helicobacter Pylori and it's Hematological Impact NCT03629587 | Assiut University | — |
| Unknown | Eradication of H. Pylori Therapy Individualized by the Mutation of 23S rRNA of H. Pylori NCT02761005 | Hamamatsu University | Phase 2 |
| Completed | ARJ C13 Urea Breath Test System NCT04036838 | ARJ Medical, Inc. | Phase 2 |
| Unknown | Effect of Vitamin D on Drug Resistant Helicobacter Pylori (HP) Eradication Study NCT03142620 | Chinese University of Hong Kong | Phase 3 |
| Withdrawn | A Randomized, Open-label Study on Helicobacter Pylori Eradication With Standard Triple Regimen Plus Acetazolam NCT02090738 | Yonsei University | Phase 2 |
| Completed | Volatile Markers in Digestive Cancer NCT02332213 | University of Latvia | — |
| Recruiting | European Registry on the Management of Helicobacter Pylori Infection NCT02328131 | Javier P. Gisbert | — |
| Completed | Effect of the CYP2C19 Polymorphism in Helicobacter Pylori Eradication NCT03650543 | Javeriana University | Phase 4 |
| Completed | Comparison of Rabeprazole and Esomperazole for the Eradication of H. Pylori NCT02767479 | Hamamatsu University | Phase 3 |
| Completed | Efficacy of TAK-438, Amoxicillin and Clarithromycin in the First Line Eradication of H. Pylori NCT01505127 | Takeda | Phase 3 |
| Unknown | Supplementation With L. Reuteri in H. Pylori Infected Adults NCT01449500 | Lama Medical Care s.r.o. | N/A |
| Unknown | H. Pylori Eradication Using Pyklear in Adults in El Paso, Texas: a Pilot Study NCT01335334 | The University of Texas Health Science Center, Houston | Phase 4 |
| Completed | Gut Hormone, Nociceptors, Neurotrophic Factors Expression in Functional Dyspepsia NCT02173925 | Seoul National University Bundang Hospital | — |
| Completed | Efficacy of 10-day and 14-day Sequential Therapy Versus Triple Therapy on the Eradication of Helicobacter Pylo NCT01042184 | National Taiwan University Hospital | Phase 4 |
| Completed | Immediate Detection of Helicobacter Infection With a New Electrochemical System. NCT01234389 | University of Erlangen-Nürnberg Medical School | N/A |
| Completed | The Efficacy of Sequential Therapy as Second Line Therapy for Refractory Helicobacter Pylori Infection - A Pil NCT00885417 | National Taiwan University Hospital | Phase 4 |
| Completed | A Phase Ⅲ Clinical Trial With Oral Recombinant Helicobacter Pylori Vaccine in Chinese Children NCT02302170 | Jiangsu Province Centers for Disease Control and Prevention | Phase 3 |
| Completed | Pepsinogens as the Early Marker of H. Pylori Eradication NCT00197457 | Hamamatsu University | Phase 2 |
| Completed | Establish Epidemiologic Data of H. Pylori Infection in Children and Adolescents-Using C13-UBT NCT00155623 | National Taiwan University Hospital | — |