Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 4,173 recruiting studies in this area right now.
By phase
- Not applicable2,709
- Phase 2360
- Phase 4322
- Phase 1292
- Phase 3284
- Phase 1/Phase 2141
- 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
- Arizona46
- Pennsylvania45
- Illinois42
Recruiting studies4,173 total
- NCT06876766Recruiting
Lung ultrasound to guide antibiotic use in kids with chest infections
This trial tests whether using a lung ultrasound can help doctors decide if antibiotics are needed for children and teens hospitalized with a lower respiratory tract infection. It may reduce unnecessary antibiotic use.
BeirutAges 3 months–18 years - NCT06919913Recruiting
Probiotics for joint infection surgery
This study tests if taking probiotics before and after surgery can help your immune system fight infection in a hip or knee replacement. You would be given a probiotic or a placebo alongside your standard treatment.
New York, New YorkAges 18–90 - NCT03688295RecruitingPhase 3
Testing the best antibiotic length after laparoscopic appendix surgery
This study compares whether you need antibiotics after laparoscopic surgery for a complicated, “localized” appendix infection. It aims to find the safest, most effective antibiotic approach after surgery.
AmiensAges 18 years+ - NCT06910631Recruiting
Using a finger-prick test to guide fever care in children
This study tests whether a quick finger-prick test that measures C-reactive protein (CRP) can help doctors decide when a feverish child needs antibiotics or further care. It aims to improve how fever is managed in primary care settings.
AgdeAges 3 months–15 years - NCT06890403Recruiting
Can stories help older adults get vaccinated?
This trial tests whether watching personalized story videos along with informational videos can encourage older adults to get recommended vaccines. It aims to see if these videos are more effective than standard information alone.
New York, New YorkAges 50 years+ - NCT06890988Recruiting
Dental team study to help end HIV epidemic
This trial tests if training dental teams (dentists, hygienists, assistants, navigators) can help end the HIV epidemic by offering HIV testing and prevention in dental visits. You may be able to join if you work in a dental practice that is part of this study.
New York, New YorkAges 18 years+ - NCT06904820Recruiting
Hepatitis and HIV screening for drug users
This trial tests a convenient way to screen people who use drugs or are in vulnerable situations for hepatitis B, C, and HIV using rapid tests and a liver scanner. The goal is to see if offering these tests in community settings (like shelters or mobile clinics) is acceptable and works well.
LimogesAges 18 years+ - NCT06904456Recruiting
Advanced HIV study in Zambia for those starting HIV treatment
This study looks at people with advanced HIV disease during their first months on antiretroviral therapy (ART). It aims to understand and improve care for those who start treatment when their immune system is weak.
LusakaAges 18 years+ - NCT06894199Recruiting
Work2Prevent Plus: Helping young Black men into HIV care
This trial tests a program called Work2Prevent Plus, which aims to help young Black men who have sex with men get into HIV care by connecting them with job support. If you're 18-29, identify as Black or African American, and have had sex with another man, you may be eligible.
Chicago, IllinoisAges 18 years+ - NCT05544565RecruitingPhase 4
Short IV antibiotics vs switch to oral in young UTI children
This trial tests whether giving antibiotics through a vein for 3 days works as well as giving 3 days through a vein followed by 7 days by mouth for a first urinary tract infection (kidney infection). It may help your child recover safely while possibly reducing longer IV treatment.
Corbeil-Essonnes, EssonneAges 1 month–3 years - NCT06902142Recruiting
HIV treatment study with Bictegravir medication monitoring
This study looks at how well HIV-1 patients take their medication (bictegravir/emtricitabine/tenofovir) and how that relates to how well the virus is controlled. It uses a special pill bottle cap that records when the bottle is opened, so the research team can see if the medicine is being taken as prescribed.
CaenAges 18 years+ - NCT05923970Recruiting
MMRV vaccine booster in pregnant adults in Alberta
This study looks at whether getting a third dose of the MMRV vaccine during pregnancy is helpful. It focuses on pregnant women who were screened for rubella immunity during routine prenatal testing.
Edmonton, AlbertaAges 18 years+ - NCT06724588Enrolling by invitation
Bacteria and drug resistance in people with repeat UTIs
This study looks at bacteria in urine samples from people who get frequent urinary tract infections and have a certain type of catheter. It aims to learn why some bacteria are hard to treat and may help improve care for patients like you.
LeuvenAges 18 years+ - NCT06219018RecruitingPhase 1/Phase 2
Testing honey for moderate cervical cell changes
This study tests whether honey applied directly to the cervix can help reverse moderate cervical cell changes (CIN II). It may offer a natural alternative to more invasive procedures.
Heerlen, LimburgAges 18–40 - NCT06887816Recruiting
Silver-coated implants to prevent infection
This trial tests if a new silver-coated prosthesis reduces infections after surgery. It is for patients with weakened immune systems or diabetes.
Bologna, BOAges 18 years+ - NCT06872307Recruiting
Helping Black men stay on PrEP
This study tests a new way to help Black men who have sex with men stay on PrEP (HIV prevention pills) over time. If you are at risk for HIV and have stopped taking PrEP for at least a month, you may be able to join and get support to keep taking it.
Washington D.C., District of ColumbiaAges 18 years+ - NCT06899906Recruiting
Dalbavancin as long-term infection control: a safety study
This study looks back at patients who received the antibiotic dalbavancin as a long-term suppressive therapy for stubborn infections. It aims to see how well it worked and if it was safe.
France, LyonAges Any age - NCT06856967Recruiting
Nirsevimab for RSV in infants under 1 year
This study looks at whether the drug nirsevimab can reduce hospitalizations caused by RSV (a common respiratory virus) in babies under 1 year old. If your baby has a lung infection like bronchiolitis or pneumonia, this trial may help understand how well the medicine works.
Arezzo, ArezzoAges Up to 1 year - NCT05874570RecruitingPhase 4
Doxycycline for H. pylori after prior treatment failure
This trial tests whether doxycycline can “rescue” or improve treatment for an H. pylori infection that has already not responded to previous therapy. It may help people whose stomach infection keeps coming back or never cleared.
Shanghai, Shanghai MunicipalityAges 18–70 - NCT05681689RecruitingPhase 3
Check how well a urea breath test works after H. pylori treatment
This Phase 3 study tests whether a urea breath test can confirm that H. pylori infection has been cleared after recent treatment. If the test works well, it may help doctors confirm cure without needing invasive procedures.
Doral, FloridaAges 18 years+ - NCT05882916Recruiting
Study of a program for women who trade sex for money
This study is looking at how a local health program affects women who exchange sex for compensation. You may be asked to complete a short questionnaire about 6 weeks after joining, and you’ll need to stay nearby for about 8 weeks.
KisumuAges 18 years+ - NCT06829940Recruiting
Baduanjin exercise for long COVID fatigue
This trial tests whether Baduanjin, a gentle mind-body exercise, can help people under 50 with long-standing chronic fatigue that's worse after COVID-19. It aims to see if this safe, low-impact practice improves energy and daily life without needing extra treatments.
CairoAges 18–50 - NCT06828848RecruitingPhase 2
Study of Vaborem in children with Gram negative infections
This trial tests how Vaborem is absorbed and tolerated in children with serious bacterial infections, including complicated urinary tract infections. It aims to find the right dose for children.
OstravaAges birth–17 years - NCT07456332Enrolling by invitation
Digital lifestyle program for weight loss with HIV and fatty liver
This trial tests a digital lifestyle program (diet and activity coaching) to help people with HIV and fatty liver disease lose weight. It aims to see if the program can reduce body fat in the liver and improve overall health.
L'Hospitalet de Llobregat, BarcelonaAges 18 years+
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 4,173 recruiting infectious disease studies from the U.S. registry right now, out of 7,061 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.