Helicobacter pylori infectious disease

This study tests whether transplanting healthy gut bacteria from a donor can help clear a hard-to-treat H. pylori infection. Adults aged 18 to 70 who have failed at least four standard treatments will receive a fecal microbiota transplant through the anus. The goal is to see if t…

This study tests a combination of two antibiotics, aztreonam and avibactam, in newborns and infants up to 9 months old who have serious infections caused by gram-negative bacteria. The trial has two parts: one to see how a single dose moves through the body, and another to test m…

This study looks at whether treating a common stomach infection (H. pylori) can improve symptoms and lung function in people with COPD. Researchers will give standard antibiotic therapy to 54 H. pylori-positive COPD patients and then measure changes in their breathing tests and s…

This study tests whether adding bismuth to a 14-day course of vonoprazan and amoxicillin works better at clearing H. pylori infection than the two-drug regimen alone. About 990 adults who have not been treated before will take part. The main goal is to see which approach eradicat…

This study is testing a 14-day treatment for Helicobacter pylori, a stomach infection that can cause ulcers and cancer. The treatment uses two drugs, vonoprazan and clarithromycin, and is guided by a stool test to check if the bacteria are resistant to clarithromycin. The goal is…

This study compares two treatments for H. pylori infection, a common stomach bug. One uses a newer drug called tegoprazan, while the other uses a standard proton pump inhibitor. The trial will enroll 400 adults in South Korea, where antibiotic resistance makes treatment difficult…

This study compares two antibiotic treatments for H. pylori, a stomach infection. 600 adults will get either a 10-day standard treatment or a 7-day treatment tailored to their bacteria's drug resistance. The goal is to see which approach eradicates the infection more effectively.

This study looks at how well a 14-day course of tegoprazan (a stomach acid reducer) combined with two antibiotics works to clear H. pylori infection. About 200 adults who need a stomach scope will take the treatment, and researchers will check if the bacteria are gone using a bre…

This study tests whether a newer acid-reducing drug (vonoprazan) works better than a standard one (esomeprazole) for clearing H. pylori, a bacteria that can cause stomach ulcers and indigestion. About 80 adults with H. pylori will take one of the two drug combinations for 14 days…

This study tests whether a 14-day course of just two medications (vonoprazan and amoxicillin) works as well as the usual four-drug combination for eradicating H. pylori, a bacteria that can cause stomach ulcers and cancer. About 372 adults with a confirmed H. pylori infection who…

This study tests whether choosing antibiotics based on lab tests of the bacteria works better than standard antibiotic combinations for people whose H. pylori infection hasn't been cured before. About 450 adults will receive either a tailored or standard regimen for 14 days. The …

This study looks at whether treating Helicobacter pylori (Hp), a common stomach infection, can also help improve metabolic syndrome (high blood sugar, cholesterol, and weight). Researchers will give standard Hp treatment alone or with probiotics or berberine to 120 adults. They w…

This study tests whether a 7-day combination of vonoprazan, high-dose amoxicillin, and bismuth can effectively eradicate H. pylori bacteria in the stomach. About 316 adults with a first-time H. pylori infection will be randomly assigned to either the 7-day triple therapy or a sta…

This study tests a new way to treat H. pylori, a bacteria that can cause stomach ulcers and cancer. During an endoscopy, doctors fill the stomach with a saltwater solution that is activated by argon plasma to kill the bacteria. The trial will compare two methods of making this so…

This study tests a newer acid-blocking drug (vonoprazan) against a standard one, each combined with vitamin D or probiotics, to treat H. pylori infection. About 66 adults with confirmed H. pylori will receive one of three treatments for two weeks. The goal is to see which combina…

This study compares two 14-day antibiotic treatments for Helicobacter pylori infection, a common stomach bug that can cause ulcers. The triple therapy uses bismuth, amoxicillin, and vonoprazan, while the quadruple therapy adds rabeprazole, tetracycline, and metronidazole. Researc…

This study tests three different 14-day treatments for H. pylori, a bacteria that can cause stomach ulcers and cancer. About 390 infected adults will receive either a new triple therapy with bismuth, a dual therapy, or a standard treatment. The goal is to see which works best and…

This study tests three different anti-ulcer medications (Dexlansoprazole, Lansoprazole, and Vonoprazan) combined with two antibiotics (Levofloxacin and Amoxicillin) to see which works best for eradicating H. pylori infection. About 942 adults in Pakistan with H. pylori will take …

This study tests different combinations of acid-blocking drugs (P-CABs) with bismuth and antibiotics to treat H. pylori, a stomach infection that can cause ulcers. About 1,730 adults aged 18-70 with confirmed H. pylori will receive one of several treatment regimens. Researchers w…

This study tests a 'screen and treat' approach for H. pylori infection in 14-18 year olds in Chile, where stomach cancer rates are high. Researchers will screen up to 1000 teens and randomly assign 210 persistently infected participants to receive antibiotics or no treatment. The…

This study tests a new two-drug combination (keverprazan and amoxicillin) to treat H. pylori, a stomach infection that can cause ulcers and cancer. About 477 adults will receive different doses and treatment lengths (10 or 14 days) to find the best balance of effectiveness, fewer…

This study tests whether adding a probiotic called Saccharomyces boulardii to a standard antibiotic cocktail helps clear Helicobacter pylori infections that didn't respond to earlier treatments. About 1,248 adults who have failed prior H. pylori therapy will be randomly assigned …

This study tests whether adding bismuth to standard antibiotics works better than antibiotics alone to clear H. pylori infection and heal peptic ulcers in 80 children. Participants take a 14-day treatment, then continue acid-reducing medication for a few more weeks. Researchers w…

This study tests two different 14-day treatments for Helicobacter pylori, a bacteria that can cause stomach ulcers. About 240 adults with confirmed infection will take either tegoprazan or vonoprazan, both combined with amoxicillin. The goal is to see if the newer tegoprazan comb…

This study tests whether adding a second antibiotic (fosfomycin) to the standard antibiotic (ceftazidime) helps people with severe gram-negative infections recover faster. About 100 hospitalized adults will be randomly assigned to get either the combo or the standard drug plus a …

This study looks at 2,600 heart attack patients who had a stent placed and also have an H. pylori infection. Half will get a 2-week course of vonoprazan plus amoxicillin to treat the infection, while the other half gets a standard 6-month acid blocker (pantoprazole). The goal is …

This Phase 2 trial tests whether a dietary supplement called Carminal can help heal the stomach lining and reduce symptoms in people with H. pylori gastritis. Eighty adults will receive either Carminal or a placebo alongside standard antibiotic therapy, followed by 12 weeks of co…

This study compares two types of acid-reducing drugs—vonoprazan (a newer drug) and rabeprazole (a standard drug)—when used as part of a 10-day combination therapy for H. pylori infection. About 320 adults with confirmed H. pylori will be randomly assigned to one of the two treatm…

This study tests whether artificial intelligence (AI) can help doctors better detect H. pylori infection and precancerous stomach changes during routine endoscopy. The goal is to see if AI assistance can reduce deaths from stomach cancer. The trial will enroll 6,000 adults aged 2…

This study is testing a new, non-invasive stool test that looks for specific gene changes in H. pylori bacteria linked to stomach cancer. Researchers will compare the test's accuracy with a standard risk questionnaire in 15,000 adults aged 40 and older. The goal is to see if this…

This study aims to see if a simple stool test can accurately detect Helicobacter pylori infection in children, avoiding the need for an invasive endoscopy under anesthesia. Researchers will compare the stool test results with standard biopsy results in 188 children aged 16 or you…

This study looks at whether the presence and distribution of H. pylori bacteria in the stomach, along with tissue features of early gastric cancer, can help predict how the cancer will behave and what the long-term outlook may be. Researchers will analyze data from about 1,500 pe…

This study looks at whether taking common acid-reducing drugs (proton pump inhibitors, or PPIs) affects the accuracy of a stool DNA test for H. pylori, a stomach bacteria. Researchers will test 25 adults who need PPIs, first while on the drug and then after stopping it for 4 week…

This registry will follow 10,000 people in Shandong, China, who are being treated for H. pylori infection. Doctors will prescribe standard treatments based on guidelines, and researchers will track how well each treatment works and any side effects. The goal is to learn which str…

This study looks at how common Helicobacter pylori infection is in people newly diagnosed with stomach cancer in Martinique. Researchers will collect tumor samples, healthy tissue, and blood to build a biobank. The goal is to understand why stomach cancer is more common in the We…

This study looks at how common Helicobacter pylori (a stomach germ linked to cancer) is in adults without stomach symptoms who are already getting a screening colonoscopy. About 1,000 participants will also have a stomach exam (gastroscopy) during the same visit, with small tissu…

This study follows 3,000 adults aged 40 and older who carry Helicobacter pylori, a common stomach bug. Researchers want to see if people with certain high-risk subtypes of the bacteria develop stomach cancer more often than those with other subtypes or no infection. Participants …

This study follows 600 people at higher risk for stomach cancer to track precancerous changes in the stomach lining. Researchers collect tissue, blood, and saliva samples during routine endoscopies. The goal is to understand why some people's stomach changes progress to cancer wh…

This study looks at how the H. pylori bacterium is distributed in different stages of stomach inflammation and early gastric cancer. Researchers will examine tissue samples from 231 people using a special staining technique to see where and how much bacteria are present. The goal…

This study observes 600 patients in Korea who receive Zavicefta for complicated abdominal or urinary tract infections or hospital-acquired pneumonia. Researchers track side effects and how well the drug works. It is required by Korean regulators to ensure the drug's safety after …