| Not Yet Recruiting | Rescue Reatment of Helicobacter Pylori Based on Fecal Antimicrobial Resistance Gene Testing NCT07533422 | Second Affiliated Hospital, School of Medicine, Zhejiang University | N/A |
| Not Yet Recruiting | Predicting Peptic Complications Using H. Pylori Serology and Gastric Ultrasound NCT07458490 | Assiut University | — |
| Completed | Antibiotic Resistance of Helicobacter Pylori in Nanjing: A Cross-Sectional Study NCT07455448 | Nanjing First Hospital, Nanjing Medical University | — |
| Not Yet Recruiting | Fecal Molecular Susceptibility-guided Hp First-line Therapy NCT07405684 | Shanghai Zhongshan Hospital | Phase 4 |
| Recruiting | Vonoprazan vs Proton Pump Inhibitor With Vitamin D or Probiotics Based Triple Therapy for Eradication of Helic NCT07293910 | Tanta University | Phase 2 |
| Not Yet Recruiting | Comparative Study Evaluating Safety and Effectiveness of ( Proton Pump Inhibitor Versus Vonoprazan ) Based Tri NCT07275827 | Tanta University | Phase 3 |
| Recruiting | Registry for the Management of Helicobacter Pylori Infection in Shandong Province NCT07335406 | Yueyue Li | — |
| Not Yet Recruiting | miRNA in Pediatric Gastritis NCT07300787 | Benha University | N/A |
| Recruiting | Endoscopic Screening of Asymptomatic Patients for Helicobacter Pylori, Intestinal Metaplasia, and Barrett's Mu NCT07346521 | Sigmund Freud PrivatUniversitat | — |
| Not Yet Recruiting | Prevalence of Helicobacter Pylori on Patients With Chronic Inflammatory Bowel Disease (IBD) at the CHU of Guad NCT07292454 | Centre Hospitalier Universitaire de la Guadeloupe | — |
| Not Yet Recruiting | Tegoprazan Plus Amoxicillin BID vs TID Regimens for H. Pylori Eradication（Frequency Adjusted Same-dose Therapy NCT07242443 | First People's Hospital of Hangzhou | Phase 4 |
| Completed | Efficacy and Safety of 7-day Triple Therapy Containing Amoxicillin and Tetracycline Versus 14-day Dual Therapy NCT07333001 | Yueyue Li | — |
| Active Not Recruiting | Lignin in Treatment of Helicobacter Pylori Infection NCT07246681 | Zagazig University | Phase 3 |
| Recruiting | Feasibility Study to Diagnose Helicobacter Pylori in the Paediatric Population Using Non-invasive Fecal Analys NCT07083804 | Poitiers University Hospital | — |
| Completed | Bioequivalence Study to Compare Vonoprazan 20 mg Film Coated Tablets Versus Voquezna® 20 mg (Vonoprazan) Table NCT07278349 | Humanis Saglık Anonim Sirketi | Phase 1 |
| Recruiting | Efficacy and Safety of 14-Day Vonoprazan-Based Dual Therapy Versus Quadruple Therapy for Helicobacter Pylori E NCT07179159 | Yanqing Li | N/A |
| Not Yet Recruiting | Efficacy of Vonoprazan-based Rescue Therapy for H. Pylori Eradication NCT07130253 | National Taiwan University Hospital | N/A |
| Not Yet Recruiting | Impact of Helicobacter Pylori Infection on Prolactin Levels in Reproductive-Age Women to Determine Whether H. NCT06870773 | Assiut University | — |
| Completed | High-Dose Dual Therapy for H. Pylori Eradication (RETRO-HP Study) NCT07121205 | Liyueyue | — |
| Not Yet Recruiting | Effect of H.Pylori Infection on Growth Parameters NCT06938035 | Assiut University | — |
| Recruiting | Eradication of Helicobacter Pylori Improves Metabolic Syndrome Through Modulation of Gut Microbiota. NCT07306988 | Nanjing First Hospital, Nanjing Medical University | Phase 4 |
| Not Yet Recruiting | Low-Dose Amoxicillin Dual-Therapy Combined with Licorice and Lotus Root Powder Helicobacter Pylori Treatment NCT06881524 | Second Affiliated Hospital, School of Medicine, Zhejiang University | N/A |
| Unknown | Comparison of the Efficacies of Two Novel Dose Dual Therapies in the First-line Helicobacter Pylori Eradicatio NCT06811207 | Chang Gung Memorial Hospital | Phase 3 |
| Not Yet Recruiting | Efficacy of a 14-Day Bismuth-Containing Quadruple Therapy Guided by Drug Susceptibility Testing in Patients wi NCT06731023 | Xiuli Zuo | — |
| Recruiting | Efficacy of Different Durations of Dual and Quadruple Regimens for Helicobacter Pylori Eradication NCT06723197 | Shandong University | Phase 4 |
| Enrolling By Invitation | to Assess the Eradication Rate of 14-day Bismuth/Amoxicillin/PCAB Triple Therapy for the Treatment of Helicoba NCT07142798 | Kaohsiung Medical University | N/A |
| Completed | Helicobacter Pylori Eradication Therapy for Immune Thrombocytopenia (ITP) Patients in Iraq NCT07150286 | Al-Mustansiriyah University | N/A |
| Completed | Real-World Study of Helicobacter Pylori Eradication Success and Its Determinants NCT07374822 | Run-hua Li | — |
| Completed | Evaluation of IgY Antibody Efficacy in Egg Yolk Against Helicobacter Pylori in Bacterial Elimination and Clini NCT06973889 | Mashhad University of Medical Sciences | Phase 2 |
| Completed | Gastric Cancer Endoscopic Screening in an Intermediate-risk Country - ROGCAS, a Dual-centre Pilot Program NCT06316882 | Unidade Local De Saúde Do Norte Alentejano | — |
| Unknown | Distribution of Helicobacter Pylori After Gastrectomy NCT03419936 | Asan Medical Center | — |
| Unknown | Gamma-Glutamyl Transpeptidase (GGT): A Potential Diagnostic Marker for Helicobacter Pylori Infections NCT02123771 | National University Hospital, Singapore | — |
| Recruiting | Multicentric Randomized Study of H. Pylori Eradication and Pepsinogen Testing for Prevention of Gastric Cancer NCT02047994 | International Agency for Research on Cancer | Phase 4 |
| Completed | Preventive Effect of H.Pylori Eradication on Osteoporosis NCT06818591 | Seoul National University Bundang Hospital | — |