Treatment
Bismuth quadruple therapy clinical trials
We’re tracking 14 recruiting studies that include Bismuth quadruple therapy, each written for real people, not researchers, below.
Recruiting studies
- NCT04713670RecruitingPhase 4
Tested medicines to cure new H. pylori infection
This trial compares different stomach-medicine combinations to eliminate a new (first-time) H. pylori infection. It may help find the most effective treatment approach for people who have never tried eradication therapy before.
TaipeiAges 20 years+ - NCT06509139Enrolling by invitationPhase 4
Finding the best treatment length for H. pylori infection
This study tests how long (10 or 14 days) a combination of four medicines (bismuth quadruple therapy) should be taken to best treat H. pylori infection, and whether the best duration differs between women and men. It aims to find the shortest effective treatment to reduce side effects.
TainanAges 18–100 - NCT07165444Recruiting
Comparing two acid-blocking drugs for H. pylori treatment
This trial tests if a newer acid-blocking medicine works better than a standard one when given with antibiotics and bismuth for treating H. pylori infection, a bacteria that can cause stomach ulcers. It is for adults who have not had treatment for H. pylori before.
Tanta, El-GharbiaAges 18 years+ - NCT07179159Recruiting
14-day stomach infection treatment study
This study compares two treatments for an H. pylori stomach infection: taking two medicines (vonoprazan and amoxicillin) versus taking four medicines. Both treatments are given for 14 days.
Jinan, ShandongAges 18–70 - NCT07358130Recruiting
Comparing two treatments for H. pylori infection
This trial tests two different ways to treat Helicobacter pylori (H. pylori), a bacteria that can cause stomach ulcers. One treatment combines three medicines (bismuth, amoxicillin, and vonoprazan), and the other uses four medicines (bismuth quadruple therapy). The goal is to see which works better.
Kaohsiung CityAges 18 years+ - NCT06168214RecruitingPhase 4
Comparing treatments for H. pylori infection
This study compares several different 2-week treatment plans to see which works best for wiping out H. pylori, a bacteria that can cause stomach ulcers and other digestive problems. If you have H. pylori, you may be able to join and receive one of the treatments.
Xi'an, ShaanxiAges 18–70 - NCT03365609Recruiting
Testing different treatment plans for H. pylori in children
This study compares four ways to treat H. pylori (a stomach germ) in children, to see which works best. It may help families by finding more effective or tolerable treatment options.
Shanghai, Shanghai MunicipalityAges 6–18 - NCT06275204Recruiting
H. pylori test and treat study for young adults
This study tests and treats young adults for H. pylori, a stomach bacteria, to see if treating it reduces future health risks. If you haven't been treated for H. pylori before, you may join.
Zagreb, City of ZagrebAges 30–34 - NCT07260006Recruiting
Bismuth therapy for H. pylori ulcers in children
This trial tests whether adding bismuth to standard treatment works better for children with stomach ulcers caused by H. pylori infection. If your child has been diagnosed with an H. pylori ulcer, this study could help find the best medicine.
Can ThoAges 5–15 - NCT02373280Recruiting
7-day tailored treatment to clear H. pylori infection
This trial tests whether a personalized 7-day treatment plan can fully get rid of H. pylori, a common stomach germ. It may help prevent ongoing stomach irritation and ulcers caused by the infection.
Seongnam-si, Gyeonggi-doAges 18–85 - NCT07139366RecruitingPhase 4
Probiotic plus bismuth combo for stubborn H. pylori
This study tests a combination of a probiotic (Saccharomyces boulardii) plus a standard bismuth-based four-drug treatment for people whose H. pylori infection has not been cured by previous treatments. It aims to see if adding the probiotic helps the treatment work better and cause fewer side effects.
Xi'an, ShaanxiAges 18–75 - NCT07285096Recruiting
New quadruple therapy for H. pylori infection
This trial tests a combination of four medications to treat H. pylori, a bacteria that can cause stomach ulcers and other issues. The goal is to see if this newer therapy works well for people who are infected.
JinanAges 18–70 - NCT04527055Enrolling by invitationPhase 4
Bismuth treatment for H. pylori: 10 or 14 days
This trial compares two common stomach medicine plans that use bismuth for 10 days versus 14 days to clear an H. pylori infection. It may help you find a shorter or more effective treatment schedule if you have H. pylori confirmed by an endoscopy.
TainanAges 18–100 - NCT06561698RecruitingPhase 4
High-dose dual therapy vs minocycline quadruple therapy for H. pylori
This trial compares two treatments for H. pylori infection: a high-dose two-drug regimen and a four-drug regimen containing minocycline. It aims to find which is more effective and better tolerated.
Hebi, HenanAges 18–70
What Bismuth quadruple therapy is being studied for
Conditions with recruiting Bismuth quadruple therapy studies.
Common questions
- Are there clinical trials studying Bismuth quadruple therapy?
- Yes. Clin2 currently lists 14 recruiting studies that include Bismuth quadruple therapy, drawn from the U.S. registry and rewritten for real people so you can see what each is testing and who it's for.
- How do I know if I qualify for a Bismuth quadruple therapy trial?
- Each study lists its own eligibility criteria — rules about condition, age, and prior treatments. On every Clin2 trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Is Bismuth quadruple therapy an approved treatment?
- A drug being studied in a trial may be investigational (still being tested) or already approved and being studied for a new use. Each study page explains what phase it's in. Clin2 does not provide medical advice — talk with your doctor about whether Bismuth quadruple therapy or a specific trial is right for you.
Related treatments
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. A drug appearing here is being studied in a trial and may be investigational. Talk with your doctor about whether a specific treatment or trial is right for you.