Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 3,966 recruiting studies in this area right now.
By phase
- Not applicable2,544
- Phase 2357
- Phase 4302
- Phase 1287
- Phase 3286
- Phase 1/Phase 2131
- Phase 2/Phase 359
Top conditions
Leading sponsors
- National Institute of Allergy and Infectious Diseases (NIAID)89
- Assistance Publique - Hôpitaux de Paris69
- University of California, San Francisco39
- Johns Hopkins University30
- National Cancer Institute (NCI)28
- Hospices Civils de Lyon27
- Columbia University24
- University of Washington23
- University of Alabama at Birmingham22
- University of Oxford22
Where studies are running
- California234
- Maryland142
- Alabama92
- New York73
- Florida72
- Texas63
- Massachusetts55
- Arizona48
- Pennsylvania44
- Illinois41
Recruiting studies3,966 total
- NCT04664179RecruitingPhase 1
EBV immune-cell treatment for EBV-positive lymphoma
This Phase 1 study tests an immune-cell therapy made to recognize EBV (a common virus) in people whose lymphoma contains EBV. It may help control EBV-driven cancers, especially when standard treatment isn’t working or can’t be used.
Houston, TexasAges Any age - NCT04663152Recruiting
Study support to help you stay on treatment
This study tests integrated support that includes counseling, help with following your treatment plan, and research activities to improve treatment adherence. You may be a good match if you live in Miami-Dade and meet the viral load requirement.
Miami, FloridaAges 18 years+ - NCT04546399RecruitingPhase 2
Blinatumomab with or without nivolumab for first relapse ALL
This study compares blinatumomab alone versus blinatumomab plus nivolumab in young people whose B-cell ALL has returned for the first time. It aims to see whether adding nivolumab improves control of the leukemia after relapse.
Birmingham, AlabamaAges 1–30 - NCT04582903Recruiting
Send-in sample collection study for immune response to respiratory viruses
This study collects sent-in samples to better understand how your immune system responds during a COVID-19–like illness and after you recover. It may help researchers learn why some people get sick and others stay uninfected, and how immune protection works over time.
Rockville, MarylandAges 1 day–99 years - NCT04534127Recruiting
DaRT radiation device for skin and mouth or superficial tumors
This trial tests a targeted radiation device (DaRT seeds) to treat certain cancers on the skin, in the mouth, or in superficial soft tissue. It may help when standard treatment (like surgery or regular radiation/chemo) hasn’t worked, isn’t safe, or isn’t wanted.
JerusalemAges 18 years+ - NCT04494074Recruiting
Cooling fever in ventilated people with septic shock
This study tests whether external cooling can safely lower very high fever in people who are on a breathing machine for septic shock. It may help improve outcomes by controlling fever while they are treated for the infection causing their illness.
AmiensAges 18 years+ - NCT04535661Recruiting
Study of who develops carbapenem-resistant infections in PICU children
This study looks at factors that make some hospitalized children in the pediatric intensive care unit (PICU) develop or carry germs called carbapenem-resistant Enterobacteriaceae. It aims to understand who is at higher risk and why, which may help prevent infections in the future.
Shanghai, Shanghai MunicipalityAges 4 weeks–18 years - 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 - NCT04563715Enrolling by invitation
Study on HIV prevention for at-risk Latino adults
This study looks at ways to prevent HIV in Latino adults who are at higher risk. It may help by testing HIV prevention approaches in specific local communities.
Indianapolis, IndianaAges 18 years+ - NCT04551378Recruiting
Study of how COVID affected young people with cancer
This study looks at how the COVID-19 pandemic affected the experiences of teenagers and young adults with cancer, including people who finished treatment. It may help improve support for cancer patients and survivors during public health crises.
Houston, TexasAges 18–39 - NCT04491292Recruiting
COVID-19 impact survey for MD Anderson workers
This study asks MD Anderson employees about how the COVID-19 pandemic affected their mental and emotional well-being. Your answers may help the team understand workplace needs during and after major public health events.
Houston, TexasAges 18 years+ - NCT04512456Recruiting
Exercise training study for people with HIV and heart health
This study looks at how a structured exercise program affects the heart and blood flow in people living with HIV. It may help your care team understand who benefits most from exercise and how to do it safely.
Rio de Janeiro, Rio de JaneiroAges 30–50 - NCT04493385Recruiting
Heart transplant after a hepatitis C–positive donor
This trial follows people who receive a heart from a donor whose blood tested positive for hepatitis C. It also includes people getting a heart transplant again, and it aims to learn about outcomes and safety for these specific transplant situations.
Dallas, TexasAges 18 years+ - NCT04579588Recruiting
Study flu vaccine immunity in people after COVID-19
This study looks at how well your immune system (your body’s infection-fighting system) responds to a flu vaccine after you’ve had COVID-19. It may help doctors understand why some people have different protection after vaccines.
Palo Alto, CaliforniaAges 9–64 - NCT04521673Recruiting
Detecting causes of infectious eye inflammation
This trial looks for germs causing eye inflammation (uveitis) that may be due to an infection. It could help identify the best treatment for your condition.
ShanghaiAges Any age - NCT04545762RecruitingPhase 1
Anti-CD19 CAR-T for certain relapsed lymphoma
This Phase 1 study tests an anti-CD19 CAR-T cell treatment in adults with specific types of relapsed or treatment-resistant non-Hodgkin lymphoma. It may help by finding and attacking lymphoma cells that carry the CD19 marker, but it’s early-stage and eligibility is strict.
San Francisco, CaliforniaAges 18 years+ - NCT04536103Recruiting
Accelerated MRI scans after ACL knee injury surgery
This trial tests a faster MRI scan method to measure healing in the knee after an ACL (anterior cruciate ligament) tear and reconstruction. It may help researchers compare scan quality while participants go through standard rehab.
Cleveland, OhioAges 18–50 - NCT04491370RecruitingPhase 1/Phase 2
Stem cell transplant then polatuzumab for certain lymphomas
This trial tests whether doing your own stem cell transplant, followed by polatuzumab, can improve outcomes in people with specific B-cell non-Hodgkin or Hodgkin lymphomas that did not fully respond or has come back. It aims to add a targeted medicine after transplant to help control the lymphoma.
Valhalla, New YorkAges 12–70 - NCT04567771Recruiting
Proton vs IMRT radiation after surgery for uterine or cervical cancer
This study compares two types of radiation therapy (proton and IMRT) given after surgery for endometrial or cervical cancer. It aims to see which treatment is better at reducing side effects while still being effective.
Scottsdale, ArizonaAges 18 years+ - NCT04544592RecruitingPhase 1/Phase 2
CD19 CAR-T for children and young adults with B-cell blood cancers
This trial tests a one-time, lab-made immune cell treatment (CD19 CAR-T) for certain B-cell blood cancers in children and young adults. It may help people whose leukemia or lymphoma is not responding to standard treatment or has come back.
Aurora, ColoradoAges 1 month–30 years - NCT04391816Recruiting
Study of how alcohol use changed during the COVID-19 pandemic
This study follows people over time to understand how the COVID-19 pandemic affected alcohol use and related health or behaviors. You may help by answering short surveys by phone or online on a regular schedule.
Bethesda, MarylandAges 18–100 - NCT04419870Recruiting
Acute infections in people with mitochondrial disease
This study looks at how people with mitochondrial disease respond to acute infections like COVID-19 or the flu. It aims to understand how infections affect the body and to find better ways to care for patients.
Bethesda, MarylandAges 2 months–115 years - NCT04474301Recruiting
Quality of life check for people with melanoma during COVID-19
This study looks at how people with melanoma are feeling during the COVID-19 pandemic, including quality of life. You may be asked to share information through surveys or study contact so the researchers can understand needs and concerns.
Houston, TexasAges Any age - NCT04381936RecruitingPhase 3
Testing COVID-19 or pneumonia treatments in hospitalized patients
This trial tests different treatments for serious lung infections in people who are already in the hospital. It may help doctors learn which treatment works best for recovery and survival when pneumonia-like illness is suspected.
BrusselsAges birth+
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 3,966 recruiting infectious disease studies from the U.S. registry right now, out of 6,624 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.