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 applicable2,710
- Phase 2360
- Phase 4321
- Phase 1291
- Phase 3288
- Phase 1/Phase 2141
- Phase 2/Phase 364
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
- California236
- Maryland147
- Alabama89
- New York76
- Florida74
- Texas61
- Massachusetts56
- Arizona46
- Pennsylvania45
- Illinois42
Recruiting studies4,175 total
- NCT06693362RecruitingPhase 1
Stem cell therapy for severe viral pneumonia
This trial tests whether injecting stem cells from the womb's blood supply can help treat severe viral pneumonia. It aims to improve recovery for people who are very sick and need hospital care.
Shanghai, Shanghai MunicipalityAges 18–85 - NCT06693895RecruitingPhase 3
Chickenpox vaccine safety study for healthy toddlers
This study tests a new chickenpox vaccine for healthy children ages 12 to 15 months. It aims to see if the vaccine is safe and helps protect against chickenpox.
Phoenix, ArizonaAges 1 year–1.3 years - NCT06694181Recruiting
Safe and explainable AI for heart, sepsis, and breast cancer patients
This trial uses artificial intelligence (AI) to create prediction models for three groups: cardiology patients, sepsis patients, and breast cancer patients. It aims to make these models safe and easy to understand for doctors.
Philadelphia, PennsylvaniaAges 18 years+ - NCT06694428Recruiting
Testing a software tool for CMV blood test results in pregnancy
This trial is testing a computer program that helps doctors interpret blood test results for CMV infection in pregnant women. If you are pregnant and have had a CMV blood test, this study may help doctors better understand your results.
LimogesAges 18 years+ - NCT06696664Recruiting
Genetic study of chronic hepatitis B cure with long-acting interferon
This study looks at genetic factors that may help people with chronic hepatitis B achieve a clinical cure when treated with long-acting interferon. It aims to find out why some patients respond better than others.
Beijing, Beijing MunicipalityAges 18–70 - NCT06696833RecruitingEarly Phase 1
CD19-targeted CAR-T cell therapy for relapsed B-ALL
This trial tests a new type of immune cell therapy (CAR-γδT cells) that targets CD19 on leukemia cells. It is for people with B-cell acute lymphoblastic leukemia that has not responded to treatment or has come back.
Suzhou, China, JiangsuAges 14 years+ - NCT06697886RecruitingPhase 3
Antiwei Granules for Common Cold
This trial tests Antiwei Granules for treating the common cold. It looks for adults aged 18 to 65 who started having cold symptoms within the past 48 hours and have a mild fever.
BeijingAges 18–65 - NCT06698510Recruiting
Arpraziquantel for schistosomiasis in young children
This study tests a new medicine called arpraziquantel to treat schistosomiasis (a disease from parasites in water) in young children aged 2 to 5. It aims to see if giving this treatment in communities where the disease is common is safe and helpful.
AbidjanAges 2 years–4.9 years - NCT06699433Recruiting
AI virtual pediatric patient training for primary care doctors
This trial uses artificial intelligence to create virtual standardized pediatric patients. It helps train doctors who work in primary care settings, like community health centers and clinics.
Guiyang, GuizhouAges Any age - NCT06700876Recruiting
TB test study for kidney disease or transplant patients
This study looks at better ways to find hidden (subclinical) tuberculosis (TB) in people with serious kidney disease or those who have had a kidney transplant. If you have kidney failure on dialysis or have a kidney transplant, you may qualify and help improve TB detection.
BangkokAges 18 years+ - NCT06702449RecruitingPhase 1/Phase 2
UTI vaccine safety and immune response study for adults 18-64
This trial tests a new vaccine to prevent urinary tract infections (UTIs). It first checks safety and immune response in healthy adults, then in women with recent E. coli UTIs. The goal is to see if the vaccine can reduce future infections.
Lenexa, KansasAges 18–64 - NCT06702774Recruiting
TB control study for high-risk groups in Guangxi
This study tests new ways to control the spread of tuberculosis (TB) in high-risk areas of Guangxi, China. It focuses on older adults and people with conditions that make them more likely to get TB.
Nanning, GuangxiAges 15 years+ - NCT06703034Recruiting
Studying the immune response in people who had severe or mild COVID-19
This study looks at how the body's immune system reacted to COVID-19 in people who had either severe or mild cases. The goal is to learn more about a specific part of the immune response (called IFN-I) to better understand the disease.
LyonAges 18 years+ - NCT06703918Recruiting
C. Diff Infection Study in Babies
This study looks at Clostridium difficile (C. diff) infections in babies under 2. It compares babies who have the infection with those who don't, using medical records to learn more about how it affects them.
Hangzhou, Zhejiang, ChinaAges birth–2 years - NCT06704048Recruiting
Heart rehab after endocarditis: quality of life study
This study looks at how a heart rehabilitation program affects quality of life and personal experiences in people who have been treated for infective endocarditis (a serious heart infection). It aims to find out if this type of rehab helps patients feel better and recover more fully.
Halmstad, Halland CountyAges 18–90 - NCT06704698Recruiting
Pain relief after esophageal surgery: comparing two nerve blocks
This trial compares two types of nerve blocks (paravertebral and epidural) to see which provides better pain relief after esophagectomy. The goal is to find the safest and most effective way to manage pain for patients undergoing this surgery.
Hangzhou, ZhejiangAges 18–80 - NCT06705842RecruitingPhase 4
Cost comparison study for burst appendix surgery
This study compares two different ways of managing care after surgery for a burst appendix (perforated appendicitis). It helps doctors understand which approach is more cost-effective and better for patients like you.
Houston, TexasAges 18 years+ - NCT06706362RecruitingPhase 4
Antibiotics before Bulkamid for bladder leakage
This study tests whether giving a single dose of antibiotics before a Bulkamid procedure (a gel injection for bladder leakage) helps prevent infections. It is for people with stress urinary incontinence (leakage with coughing or sneezing) who are already planning to have this treatment.
Columbus, OhioAges 18–50 - NCT06706583Recruiting
Telemedicine education to improve antibiotic prescribing in primary care
This trial tests a program that uses educational video calls to help primary care doctors prescribe antibiotics more wisely. It aims to reduce unnecessary antibiotic use and improve patient care.
SevilleAges Any age - NCT06706596Recruiting
TB screening for high-risk groups in Barcelona
This trial offers free tuberculosis (TB) testing for people who are at high risk for the disease. It aims to find TB early so it can be treated quickly.
BadalonaAges Any age - NCT06707246Recruiting
Comparing secukinumab and tofacitinib for hidradenitis suppurativa
This trial tests two medications, secukinumab and tofacitinib, to see which works better for moderate to severe hidradenitis suppurativa (a skin condition causing painful bumps) in Chinese patients. The goal is to find a more effective treatment option.
Hangzhou, ZhejiangAges 18–75 - NCT06306014RecruitingPhase 1/Phase 2
Study of a new therapy to prevent C. diff recurrence
This study tests a new live bacteria product (EXL01) given with vancomycin to prevent C. diff from coming back. It is for people who have already had C. diff two or more times and are at high risk of another infection.
AnnecyAges 18 years+ - NCT07685574Recruiting
Cholera control by treating homes near infected patients
This trial provides oral cholera vaccine and water treatment to households near someone with cholera to stop the disease from spreading. It may help protect your family if you live close to a cholera case.
DhakaAges 1 year+ - NCT04046900RecruitingPhase 1/Phase 2
Fecal-style transplant of vaginal microbiome for recurring BV
This trial tests whether transplanting “good bacteria” into the vagina can treat recurrent bacterial vaginosis (BV). It may help restore a healthier vaginal bacterial balance and reduce BV episodes.
Boston, MassachusettsAges 18–50
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 7,094 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.