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
- NCT06517693RecruitingPhase 1
HIV antibody safety study for newborns at risk
This study tests whether giving a combination of two lab-made antibodies (PGT121.414.LS and VRC07-523LS) to newborns exposed to HIV during pregnancy is safe and how the body processes them. It may help protect infants from getting HIV after birth.
Los Angeles, CaliforniaAges Up to 3 days - NCT06522256Recruiting
HPV and anal cancer risk 10 years later
This study looks at HPV (the virus that can cause anal cancer) and checks if certain types of high-risk HPV are linked to abnormal cells or cancer in the anus, 10 years after joining the IPERGAY trial. It helps researchers understand long-term risks.
LyonAges 18 years+ - NCT06521502Recruiting
Studying inflammation in the heart and lungs in the ICU
This study collects blood samples from people in the ICU with sudden heart or lung problems caused by inflammation. The goal is to learn more about these conditions and improve future treatments.
Fresno, CaliforniaAges 18 years+ - NCT06519162Recruiting
Liver-gut link study for liver disease patients and their families
This study looks at how gut bacteria differ in people with specific liver diseases and their household contacts. It may help researchers understand the connection between the liver and gut.
Daejeon, Jung-guAges 19 years+ - NCT06514768RecruitingEarly Phase 1
JY231 injection for B-cell acute lymphoblastic leukemia
This trial tests a new injection (JY231) for people with B-cell acute lymphoblastic leukemia (B-ALL) that has not responded well to treatment or has come back. It aims to see if the treatment can help reduce cancer cells in the bone marrow.
Kunming, YunnanAges Up to 75 years - NCT06514664Enrolling by invitation
Do probiotic toothpastes help gums and teeth?
This trial tests whether using a probiotic toothpaste can improve gum health in people with gum disease (periodontitis). It may help reduce inflammation and slow bone loss.
KütahyaAges 18–99 - NCT06526507Enrolling by invitationPhase 4
PrEP study for pregnant women in Kenya
This study aims to expand access to PrEP (a daily pill that prevents HIV) for pregnant and postpartum women visiting maternal and child health clinics in Kenya. It also includes health care workers who provide PrEP services.
Kapsabet, NandiAges 15–50 - NCT06528171Recruiting
Long COVID immunity and imaging study
This trial studies people who had COVID-19 to understand why some develop long-term symptoms while others recover fully. It aims to find links between the immune system and brain changes using imaging.
NiceAges 18 years+ - NCT06529159Recruiting
Treating H. pylori with argon plasma during endoscopy
This trial tests a new way to treat H. pylori infection using argon plasma (a kind of energy) during an upper endoscopy. It may help people who haven't yet taken antibiotics for H. pylori and are already having an endoscopy.
Boston, MassachusettsAges 18 years+ - NCT06525064Recruiting
Health-E You app study for teen guys
This study tests a health app designed for teen guys who have had vaginal or anal sex. It aims to see if the app can help with sexual health decisions and education.
Oakland, CaliforniaAges 13–21 - NCT06526221Enrolling by invitation
Urine test to check TB medication use
This study checks a simple urine test to see if people with TB are taking their medication (isoniazid) regularly. It aims to help doctors find out sooner if someone is missing doses, so they can offer extra support.
Chennai, Tamil NaduAges 18 years+ - NCT05868239Recruiting
Testing an aerosol box during CPR emergencies
This study tests whether using an aerosol “box” during cardiopulmonary resuscitation (CPR) during an emergency improves safety and care. It’s mainly aimed at trained healthcare staff who can perform required tasks during CPR.
Los Angeles, CaliforniaAges 18–60 - NCT06105411Recruiting
PET scan for fungal infections
This trial tests a new PET scan that uses a special marker to see if you have an invasive fungal infection. It may help doctors better diagnose and treat these infections.
Melbourne, VictoriaAges 18 years+ - NCT06224933Recruiting
Augmented reality for MRI-guided procedures in children
This study tests if augmented reality (a type of computer overlay) can help doctors perform MRI-guided needle procedures more accurately in children and young adults. It may lead to safer and more precise treatments.
Washington D.C., District of ColumbiaAges 3–21 - NCT05623722Recruiting
Nerve block to help organ function in severe gut sepsis
This trial studies whether an erector spinae plane nerve block (a pain-control injection near the spine) can improve organ health in adults with sepsis caused by acute gut injury. It’s meant for people sick enough to need ICU care for several days.
Guangzhou, GuangdongAges 18 years+ - NCT04389463Recruiting
Study of heart surgery outcomes during COVID-19
This study looks at how people do after heart or chest surgery when they test positive for COVID-19. It may help doctors understand risks and outcomes for surgical patients during the pandemic.
NantesAges 18 years+ - NCT05853718RecruitingPhase 4
Tenofovir treatment for hepatitis B during pregnancy
This study tests tenofovir alafenamide (TAF) to lower hepatitis B in pregnant people and reduce the chance of passing it to the baby. You may be able to join if you’re pregnant with active hepatitis B and meet safety lab and pregnancy ultrasound requirements.
Hangzhou, ZhejiangAges 20–40 - NCT06510699RecruitingPhase 2
Genetics to improve fungal infection treatment
This trial tests if using genetic information can help doctors choose the right dose of the antifungal drug voriconazole. It aims to improve treatment and reduce side effects for people with fungal infections.
Seattle, WashingtonAges 2 years+ - NCT06507514RecruitingPhase 1
Blinatumomab with stem cell transplant for B-ALL
This trial tests a treatment plan that uses blinatumomab (a drug that helps your immune system attack leukemia cells) combined with your own stem cell transplant. It is for people with B-ALL who cannot or choose not to have a transplant from another person.
Suzhou, JiangsuAges 15–65 - NCT06513286RecruitingPhase 1/Phase 2
Therapeutic hepatitis B vaccine study using a two-part shot
This trial tests a new vaccine to treat chronic hepatitis B. It's for people who have been on antiviral medication for at least 6 months and still have a low level of the virus in their blood.
FrankfurtAges 18–70 - NCT06498414RecruitingPhase 2/Phase 3
Shorter and safer treatment for latent TB
This trial tests a shorter, safer treatment for people with latent TB infection (TB germs in your body but not making you sick). The goal is to prevent you from getting sick with active TB later.
CotonouAges 5 years+ - NCT06511063RecruitingPhase 2
Antiviral trial for treating long covid symptoms
This study tests whether antiviral drugs (Truvada and Selzentry) can help people with long COVID. You may qualify if you have had long COVID symptoms for at least 6 months, including fatigue and post-exertional malaise.
New York, New YorkAges 18 years+ - NCT06506188Recruiting
Improving HIV prevention for breastfeeding women in Malawi
This study looks at how to make it easier for women in Malawi to stay on PrEP after giving birth while breastfeeding. Researchers will check medical records and ask some women to do a short survey and a finger stick blood test.
LilongweAges 15–99 - NCT06512129Recruiting
Measuring fluid levels in sepsis patients
This study measures fluid levels outside your cells to better understand and manage sepsis. It may help doctors give the right amount of fluids during treatment.
Uppsala, UppsaAges 18 years+
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.