Treatment
Fecal Microbiota clinical trials
We’re tracking 114 recruiting studies that include Fecal Microbiota, each written for real people, not researchers, below.
Recruiting studies
- NCT04706611Recruiting
Stool transplant to treat gut and immune-related conditions
This trial studies fecal microbiota transplantation (a stool-based treatment) to improve symptoms and safety in people with certain gut and immune conditions. It aims to see whether changing gut bacteria can help you feel better.
Guangzhou, GuangdongAges 18–70 - NCT06205862RecruitingPhase 2
Fecal transplant for preventing colon polyp return
This study tests whether taking capsules of healthy bacteria (fecal microbiota transplant) can help prevent colon polyps from coming back after they have been removed. It might be an option for people who have had an adenoma polyp removed and want to reduce the chance of recurrence.
Guangzhou, GuangdongAges 18–75 - NCT06282952Recruiting
Stool transplant for C-section babies' health
This trial tests whether giving a special stool transplant (fecal microbiota) to healthy babies born by C-section can improve their health. It aims to see if this treatment helps replace good bacteria that are normally passed during a vaginal birth.
OuluAges birth–6 hours - NCT03613545RecruitingPhase 2/Phase 3
Fecal transplant to treat irritable bowel syndrome
This study tests whether transferring stool bacteria from a healthy donor (fecal microbiota transplantation) can improve symptoms of irritable bowel syndrome (IBS). It may help by changing the gut bacteria that can influence digestion and gut discomfort.
Guangzhou, GuangdongAges 18–75 - NCT03804931RecruitingPhase 2/Phase 3
Stool transplant for moderate to severe ulcerative colitis
This trial tests whether transplanting stool bacteria into the colon (fecal microbiota transplantation) can improve ulcerative colitis symptoms in people with active, moderate to severe disease. If you qualify, the study team will also check that it’s safe for you and that you can safely undergo a scope exam.
Guangzhou, GuangdongAges 18–65 - NCT05035342RecruitingPhase 3
Fecal transplant to clear resistant gut bacteria
This Phase 3 study tests whether a fecal microbiota transplant (FMT) can eliminate hard-to-treat bacteria in the gut, such as ESBL or carbapenem-resistant bacteria. If it works, it may reduce future infections and antibiotic-resistant illness.
ClichyAges 18–105 - NCT05776914RecruitingPhase 2
Fecal transplant to treat moderate to severe IBS symptoms
This trial tests whether putting stool (fecal microbiota) from a donor into your bowel can improve symptoms in people with IBS who are not IBS-C. It may help by changing the gut bacteria that can influence IBS symptoms.
Rochester, MinnesotaAges 18–70 - NCT07154784Enrolling by invitationPhase 2/Phase 3
Fecal transplant for long-term ulcerative colitis treatment
This trial tests whether fecal microbiota transplantation (FMT) can safely and effectively treat mild to moderate ulcerative colitis over the long term. FMT involves transferring stool from a healthy donor to restore a healthy balance of gut bacteria.
Seoul, Dongjak-guAges 10–80 - NCT07683936RecruitingEarly Phase 1
Fecal transplant for brain issues after liver procedure
This trial tests if transferring healthy bacteria into your gut (fecal microbiota transplant) can help people who still get confusion episodes (hepatic encephalopathy) even after a TIPS procedure and while on standard medications like lactulose and rifaximin.
Xi'anAges 18–75 - NCT06782880Recruiting
Fecal transplant to prevent infections after liver transplant
This study tests if giving a fecal transplant (a procedure that transfers healthy bacteria from a donor's stool into your gut) before a liver transplant can lower the risk of serious infections after the surgery. It might help strengthen your immune system to fight off germs.
BolognaAges 18 years+ - NCT05690048RecruitingPhase 2
Fecal transplant to help liver cancer respond to standard drugs
This trial studies whether a fecal microbiota transfer (a “gut bacteria transfer” from a donor) can help liver cancer patients overcome resistance to atezolizumab and bevacizumab. It aims to improve how well the standard medicines control the cancer.
Heidelberg, Baden-WurttembergAges 18 years+ - NCT05821010RecruitingPhase 2
Synbiotics and fecal transplant for non-alcoholic liver inflammation
This Phase 2 study tests whether taking special gut-helping products (synbiotics) and/or a fecal microbiota transplant can improve non-alcoholic steatohepatitis (NASH), a type of liver inflammation. It may help by changing gut bacteria that may affect liver health, but you must meet specific safety and medical criteria.
Amsterdam, North HollandAges 18–75 - NCT06262451Enrolling by invitation
Fecal transplant national registry study
This study creates a registry for people who receive fecal microbiota transplants (FMT) to track long-term safety and outcomes. It may help researchers understand how this treatment works over time.
San Francisco, CaliforniaAges Any age - NCT03325855Recruiting
Fecal transplant registry for patients and donors
This study is a national “registry” that collects information from people who get fecal microbiota transplant (a stool-based treatment) and from people who donate stool. It helps researchers understand who receives these treatments and how they do over time.
Phoenix, ArizonaAges Any age - NCT07083882RecruitingPhase 2
Capsule transplant for newly diagnosed type 1 diabetes
This study tests if taking capsules with processed donor stool can help preserve insulin-making cells in people recently diagnosed with type 1 diabetes. The treatment aims to slow the loss of insulin production.
AmsterdamAges 18–45 - NCT03516461Recruiting
Fecal transplant study for bowel injury after radiation
This study tests whether transferring stool bacteria (a fecal microbiota transplant) can improve “radiation enteritis,” a bowel problem that happens after radiation treatment. It may help restore gut bacteria and reduce symptoms after your radiation therapy.
Nanjing, JiangsuAges 18–85 - NCT05170971Recruiting
Fecal transplant trial for worsening liver failure
This trial studies fecal microbiota transplantation (a transfer of healthy gut bacteria from a donor) to help people with worsening liver failure. It may help by changing gut bacteria, which can affect complications like confusion, fluid buildup, infections, and kidney problems.
Ningbo, ZhejiangAges 18–65 - NCT05006430RecruitingPhase 1/Phase 2
Fecal transplant study for severe alcoholic hepatitis safety
This trial tests whether fecal microbiota transplantation (a controlled transfer of stool bacteria) is safe in people with severe alcoholic hepatitis. It aims to see if the treatment is tolerable and what risks may come with it, in addition to watching how liver illness changes.
Houston, TexasAges 18–75 - NCT07319364RecruitingPhase 1
Fecal transplant study for cancer treatment side effects
This trial tests whether fecal transplants (putting healthy donor bacteria into your gut) can help with side effects like diarrhea, constipation, or nausea caused by cancer treatments. It is for people with advanced gastrointestinal cancer who are about to start their fourth round of chemo or targeted therapy.
Zhejiang, HangzhouAges 18 years+ - NCT04926103Recruiting
Fecal transplant program for active ulcerative colitis donors
This trial screens people as potential donors for a fecal microbiota transplant program used for ulcerative colitis. It checks safety and eligibility so the transplant process is as safe as possible for people with active disease.
Hamilton, OntarioAges 18 years+ - NCT04637438Recruiting
Fecal transplant for Crohn’s around the small and large bowel
This trial studies fecal microbiota transplantation (a transplant of beneficial gut bacteria from a donor) to help people with Crohn’s disease that is causing narrowing (strictures) and/or abnormal tunnels (fistulas) and who need bowel surgery. You may qualify if you’re an adult, planning ileal/ileocecal surgery, and can complete the colonoscopy while not on certain gut-altering medicines.
TampereAges 18–120 - NCT05679622Recruiting
Stool transplant study for children with mild to moderate ulcerative colitis
This trial studies whether transferring healthy stool bacteria into the gut (fecal microbiota transplantation, or FMT) can improve symptoms in children with ulcerative colitis. It may help by changing gut bacteria, especially for children who are newly diagnosed or who didn’t respond to standard treatments.
WuhanAges 2–16 - NCT06218602RecruitingPhase 2
Fecal transplant for lymphoma patients getting CAR T therapy
This trial tests whether giving a fecal transplant (a stool enema from a healthy donor) can improve the response to CAR T-cell therapy in people with B-cell lymphoma. It may help by restoring healthy gut bacteria that are often wiped out by strong antibiotics.
Houston, TexasAges 18 years+ - NCT05829109RecruitingEarly Phase 1
Stool transplant for long-term inflamed pouch after surgery
This early-phase study tests fecal microbiota transplant (a stool-based treatment) to improve chronic pouchitis symptoms in adults after UC-related surgery. It may help by changing gut bacteria, especially for people who need ongoing antibiotics or keep having flare-ups.
New York, New YorkAges 18 years+
What Fecal Microbiota is being studied for
Conditions with recruiting Fecal Microbiota studies.
Common questions
- Are there clinical trials studying Fecal Microbiota?
- Yes. Clin2 currently lists 114 recruiting studies that include Fecal Microbiota, 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 Fecal Microbiota 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 Fecal Microbiota 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 Fecal Microbiota 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.