Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 4,175 recruiting studies in this area right now.
By phase
- Not applicable2,709
- Phase 2362
- Phase 4321
- Phase 1291
- Phase 3285
- Phase 1/Phase 2142
- Phase 2/Phase 365
Top conditions
Leading sponsors
- National Institute of Allergy and Infectious Diseases (NIAID)89
- Assistance Publique - Hôpitaux de Paris80
- University of California, San Francisco44
- Johns Hopkins University32
- Hospices Civils de Lyon30
- National Cancer Institute (NCI)28
- University of Washington27
- University Hospital, Strasbourg, France26
- Columbia University23
- University of Alabama at Birmingham23
Where studies are running
- California235
- Maryland147
- Alabama89
- New York77
- Florida74
- Texas61
- Massachusetts56
- Arizona47
- Pennsylvania45
- Illinois42
Recruiting studies4,175 total
- NCT05110937Recruiting
Testing immune cell changes in sepsis and trauma shock
This study looks at abnormal immune cells (from the bone marrow) in people with sepsis or severe trauma with shock. It aims to understand why the body’s immune response gets out of balance, which could help guide future treatments.
Gainesville, FloridaAges 18–100 - NCT07473778Recruiting
Study of Lenacapavir for HIV Prevention
This trial tests a new medication, lenacapavir, to see how well it works for preventing HIV. It is for people who want or need PrEP (a medicine to prevent HIV) and are interested in learning about different options.
Birmingham, AlabamaAges 18 years+ - NCT07369414Recruiting
NTM Germs in CF Homes: A Household Study
This study looks at whether people with cystic fibrosis (CF) can pick up nontuberculous mycobacteria (NTM) from their home environment. It compares homes of people with CF who have NTM to those who don't, to see where germs might be hiding.
Borstel, Schleswig-HolsteinAges Any age - NCT06006559RecruitingPhase 2
Testing a new dengue treatment (EYU688) in adults
This trial tests a new experimental drug, EYU688, for adults with dengue fever. It aims to see if the drug is safe and effective. You may qualify if you have early dengue symptoms, have tested positive for dengue, and are otherwise healthy.
Manaus, AmazonasAges 18–60 - NCT06269900RecruitingPhase 3
Dexamethasone for Severe Hospital-Acquired Pneumonia with Inflammation
This trial tests whether adding the anti-inflammatory drug dexamethasone to standard antibiotics improves recovery from severe hospital-acquired pneumonia in critically ill patients on a ventilator.
AmiensAges 18–85 - NCT06950892Recruiting
Remote sputum collection study for cystic fibrosis
This study tests if people with cystic fibrosis can collect sputum samples at home and mail them in, instead of coming to the clinic. It aims to make participation easier for patients.
Denver, ColoradoAges 18 years+ - NCT06953271RecruitingPhase 4
Methenamine after Botox for bladder control
This study tests whether taking a medication called methenamine hippurate (a pill for preventing UTIs) after Botox bladder injections can help reduce the risk of urinary tract infections. It may be a good option for women and non-binary people with overactive bladder who are already getting Botox treatment.
Providence, Rhode IslandAges 18 years+ - NCT05123729Recruiting
Community program study to improve outbreak help for all
This study tests a community and social-innovation approach to improve how outbreaks are controlled. If you live in the area and can take part in study activities, your feedback and participation may help reduce gaps in outcomes.
Winston-Salem, North CarolinaAges 18 years+ - NCT07678619Enrolling by invitation
Smart tools for infectious disease decisions
This study tests a smart analysis system to help local health officials make better decisions during infectious disease outbreaks. It aims to see if this tool improves speed and accuracy in responding to diseases like COVID-19, mpox, or flu.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06395883Recruiting
Steroids and Your Bones in Joint Disease
This study looks at how steroids affect bone health in people with inflammatory joint diseases like rheumatoid arthritis. Researchers will track markers in your blood to see if short-term steroid use impacts your bones.
DrammenAges 25–90 - NCT04949464Recruiting
Smoking quit coaching plus lung scans for people with HIV
This study tests a behavior-change program to help people with HIV quit smoking, along with routine low-dose lung CT scans to find warning signs early. It’s a feasibility study, meaning the main goal is to see if the approach is practical and acceptable, and if people can follow through.
La Jolla, CaliforniaAges 45–80 - NCT07770022Recruiting
Long COVID biomarker study for UCSF participants
This study looks for signs of Long COVID in the blood and gut to better understand the condition. If you have Long COVID or were exposed to the virus without developing it, you may be able to help.
San Francisco, CaliforniaAges 18 years+ - NCT07770126Recruiting
Stomach bacteria study for gastric conditions and precancer
This study looks for certain stomach bacteria (other than the common H. pylori) that might be linked to stomach diseases or early signs of cancer. If you have a stomach condition, your participation could help doctors understand these bacteria better.
EdegemAges 18 years+ - NCT07770048Recruiting
Study of hidden malaria in Odisha, India
This study looks for malaria infections that do not cause symptoms, to better find and treat them and learn how mosquitoes spread the disease. It may help improve testing and prevention in your community.
Bhubaneswar, OdishaAges 1–69 - NCT06388109Recruiting
Lifesaving support app for HIV care
This trial tests a mobile app designed to help people living with HIV stay engaged in their care. If you are newly diagnosed, have missed appointments, or have had trouble keeping your viral load suppressed, this app could provide the support you need to stay healthy.
Van Nuys, CaliforniaAges 13–34 - NCT07770347Enrolling by invitation
Sepsis and the immune system study
This study looks at how the immune system works in people who are critically ill with sepsis. By understanding these changes, doctors hope to find better ways to treat this serious condition.
Beijing, Beijing MunicipalityAges 18 years+ - NCT07556107RecruitingPhase 4
Safety study of two antibiotics for serious hospital infections
This study watches how safely two common antibiotics (vancomycin and a combination called piperacillin/tazobactam) work together in hospitalized patients with serious infections. Researchers want to make sure the combination doesn't harm kidney function.
Cooperstown, New YorkAges 18 years+ - NCT07665437RecruitingPhase 3
Long-term safety study of remibrutinib for hidradenitis suppurativa
This study tests the long-term safety and effectiveness of remibrutinib for people with moderate to severe hidradenitis suppurativa (HS) who have already completed a 68-week treatment period in a related study.
Fort Smith, ArkansasAges 18–100 - NCT07725718Recruiting
Mesh infection risk after abdominal wall repair
This study looks at why some people get an infection in the mesh used to fix a hole or weakness in the belly wall. The goal is to find risk factors so doctors can better prevent infections in the future.
Minya, Minya GovernorateAges 18 years+ - NCT07088926RecruitingPhase 2
Study of a new medicine for bronchiectasis with chronic Pseudomonas infection
This study tests a new medicine (AZD0292) given through a vein for people with bronchiectasis and a chronic Pseudomonas lung infection. It aims to see if it can reduce flare-ups and improve lung health.
Orange, CaliforniaAges 12 years+ - NCT07298005RecruitingPhase 2
A study of Sonlicromanol for post-COVID patients
This trial tests a medicine called Sonlicromanol to see if it helps people with lingering symptoms after a mild case of COVID-19. It is for people who have post-exertional malaise (feeling very tired or worse after activity) and a moderate level of disability.
Amsterdam, North HollandAges 18–65 - NCT07726082Recruiting
A group program to help with long-term fatigue
This study tests a new way to help people with long-term fatigue that gets in the way of daily life. It uses a group program that focuses on making small, helpful choices to feel better.
BaselAges 18–65 - NCT07314905RecruitingPhase 3
Treatments for respiratory infections in community settings
This study is testing different treatments for people with respiratory infections like the flu who are not in the hospital. You may be able to join if you have a positive test, have symptoms like cough or fever, and start within a few days of feeling sick.
Toronto, OntarioAges 18 years+ - NCT07146100Recruiting
Long-term follow-up after AHB-137 treatment for hepatitis B
This study follows participants with chronic hepatitis B who previously responded to the drug AHB-137. The goal is to track long-term health and safety after their treatment.
Hefei, AnhuiAges 18 years+
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 4,175 recruiting infectious disease studies from the U.S. registry right now, out of 7,037 we cover in this area in total.
- What does “Infections” cover here?
- Bacterial, viral, and other infections — from common illnesses to emerging threats. We group each study into infections based on the conditions it studies, so you can scan the whole therapeutic area at once and drill into a specific condition.
- How do I find a infections trial near me?
- Use the search to filter infections studies by location and eligibility. Every Clin2 trial page explains the criteria in plain English and offers a short, optional pre-screen for a fit read — the study team makes the final decision.
Other specialties
- Cancer
- Brain & nervous system
- Heart & circulation
- Hormones & metabolism
- Mental health
- Digestive system
- Lungs & breathing
- Immune system & allergy
- Women’s health & pregnancy
- Skin
- Blood & lymphatic
- Kidney & urinary
- Genetic & congenital
- Bones, joints & muscles
- Pain
- Injuries & trauma
- Mouth & dental
- Eyes & vision
- Ear, nose & throat
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov; specialty groupings are derived from each study’s conditions. Talk with your doctor about whether a specific trial is right for you.