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
- NCT06062342Recruiting
HIV prevention study in Miami Black communities
This study aims to help prevent HIV in Black communities in Miami by using local gathering places like barbershops and salons. You may join if you visit these spots during study events and haven't already taken part before.
Miami, FloridaAges 18 years+ - NCT06066957RecruitingPhase 2
Oral letermovir to prevent CMV after heart or lung transplant
This trial tests if an oral medication called letermovir can prevent CMV infection in heart or lung transplant recipients who are at risk for CMV. It may offer a convenient option to protect against this virus after transplant.
Philadelphia, PennsylvaniaAges 18 years+ - NCT06068530RecruitingPhase 4
Mass malaria vaccine and drug campaign in Bangladesh villages
This trial is testing whether giving a malaria vaccine and a malaria drug together to whole villages in Bangladesh can help stop the spread of malaria and protect the entire community. It is open to nearly everyone living in selected villages, including children and adults.
BāndarbanAges 6 months+ - NCT06069531Recruiting
Probiotic or White Pomegranate for Vaginal Health
This study tests whether taking a probiotic (Lactobacillus Johnsonii) or a white pomegranate extract can improve vaginal health in women with an imbalance in vaginal bacteria. It aims to find a natural way to support a healthy vaginal environment.
TaichungAges 20–45 - NCT06070688Recruiting
A test to tell if your breathing infection is bacterial or viral
This study tests a new way to quickly figure out if a respiratory infection is caused by bacteria or a virus. Knowing this could help doctors choose the right treatment faster and avoid unnecessary antibiotics.
Houston, TexasAges 18 years+ - NCT06072430RecruitingPhase 3
Testing a new fluid for septic shock with low blood pressure
This study tests an investigational fluid called VBI-S to see if it can help raise blood pressure in people with septic shock who are not responding to standard fluids. You may qualify if you have severe infection and low blood pressure that needs medication support.
Chandler, ArizonaAges 18 years+ - NCT06072443Recruiting
Study to help people stick with their PrEP
This study tests ways to help people stick with their PrEP (the medicine that prevents HIV). If you're getting PrEP through West Virginia Health Right and have a smartphone, you may be able to join.
Charleston, West VirginiaAges 18 years+ - NCT06074354Recruiting
MY-RIDE app for HIV prevention and substance use in homeless youth
This study tests a smartphone app called MY-RIDE to help homeless youth prevent HIV and reduce substance use. The app sends helpful tips at the right time to support healthier choices.
Houston, TexasAges 18–25 - NCT06073834Recruiting
Lung infection study in ICU patients
This trial tests a new way to better understand lung infections in very sick ICU patients. It looks at people with septic shock, severe trauma, or major burns to see if an infection is the cause.
LyonAges 18 years+ - NCT06076200Recruiting
How Piperacillin/Tazobactam works in pregnant women and newborns
This study looks at how the antibiotic Piperacillin/Tazobactam moves through the body of pregnant women and their newborns. It may help doctors decide the best dose to prevent infections in babies at risk.
JinanAges 18 years+ - NCT06076304RecruitingPhase 4
Comparing treatments for acute sinusitis
This trial tests whether nasal steroids, nasal irrigation, or oral antibiotics work best for acute sinusitis. It may help if you have ongoing sinus symptoms or a 'double-sickening' pattern after a cold.
Los Angeles, CaliforniaAges 18–75 - NCT06080191RecruitingPhase 1
Donor CAR T cells for pediatric B-ALL relapse
This trial uses a one-time infusion of specially grown immune cells (CAR T cells) from a healthy donor to attack leukemia that has come back or not responded to prior treatments. It is for children and young adults with B-cell acute lymphoblastic leukemia that still shows the CD19 marker.
Rome, ItalyAges 1–35 - NCT06080698Recruiting
Oral antibiotics for bloodstream infection trial
This trial tests whether switching from IV to oral antibiotics is just as effective for treating Gram-negative bloodstream infections. If you qualify, you may receive either continued IV antibiotics or switch to pills, with follow-up on your recovery and quality of life.
San Francisco, CaliforniaAges 18 years+ - NCT06081478RecruitingPhase 2
Targeted CAR-T cell therapy for advanced lymphoma or leukemia
This trial tests a new type of immune cell therapy (CAR-T) that targets two proteins on cancer cells—CD19 and CD22—to treat lymphoma or leukemia that has come back or not responded to standard treatment. It aims to see if this two-target approach works better.
Beijing, Beijing MunicipalityAges 14–85 - NCT06082336Recruiting
A new rapid blood test for HIV, Hepatitis B, and Hepatitis C
This trial tests a new rapid blood test (called MaGIA IBC) that checks for HIV, Hepatitis B, and Hepatitis C all at once. It's for people who already know or might have one of these infections. Participating helps see if this test works well in real-world settings.
Marseille, FranceAges 18 years+ - NCT06082453Recruiting
Modernizing syphilis testing in pregnancy and beyond
This study is testing a new, faster way to check for syphilis in pregnant people, new mothers, and their newborns, as well as in men and non-pregnant people at a Harris Health clinic. The goal is to make sure more people get the right treatment quickly.
Los Angeles, CaliforniaAges Up to 45 years - NCT06083064Recruiting
Smarter imaging choices for suspected appendicitis
This trial tests whether using a step-by-step approach to decide which imaging test (CT scan or ultrasound) is best for people with suspected appendicitis, instead of routinely giving everyone a CT scan or ultrasound. It may help avoid unnecessary scans.
EspooAges 18 years+ - NCT06086366Recruiting
Brain scan study for depression after COVID-19
This study uses brain scans to understand depression that starts soon after COVID-19. Researchers want to see if there are changes in brain chemistry related to depression, and you may help find new treatment targets.
Toronto, OntarioAges 18–75 - NCT06087315Recruiting
Study of oxygen use in children's hospitals
This study looks at how hospitals in six countries use pulse oximeters and oxygen therapy to treat children. It aims to find ways to improve oxygen delivery and care for children with serious illnesses.
Phnom PenhAges birth–15 years - NCT06088277Recruiting
Texting to reduce HIV risk for dental patients
This study tests if daily text messages can help people lower their risk of getting HIV. You'll receive texts for a few months and complete surveys to see if the messages help.
Boston, MassachusettsAges 18 years+ - NCT06088745RecruitingPhase 3
Shingles vaccine trial for adults 40+
This trial tests a new shingles vaccine to see how well it prevents shingles in adults aged 40 and older. It aims to help those who have not had shingles recently or been vaccinated against it before.
Zhenjiang, JiangsuAges 40 years+ - NCT06092008Recruiting
New pneumonia tests for adults 65 and older
This study tests new ways to diagnose pneumonia faster and more accurately in older adults who come to the emergency room with breathing problems. The goal is to see if these new tests work better than the current methods.
Columbus, OhioAges 65 years+ - NCT06092554Recruiting
Probiotics to prevent pneumonia in ventilated patients
This trial tests whether giving probiotics to patients on a breathing machine (mechanical ventilation) can help prevent pneumonia. It is for adults who are on a ventilator after a recent head injury, stroke, or brain bleed.
BrusselsAges 18–80 - NCT06094010RecruitingPhase 3
Flu treatment and transmission study for children and families
This study tests how well a single-dose flu treatment (baloxavir marboxil) works for children with the flu and whether it stops the flu from spreading to family members. If your child has early flu symptoms and lives with others, participation could help protect your household.
Birmingham, AlabamaAges 3 weeks–11 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 7,094 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.