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
- NCT06395636Recruiting
Fitbit to detect infections after children's appendix surgery
This trial uses a Fitbit wearable to see if it can help detect infections early in children recovering from surgery for complicated appendicitis. It aims to improve recovery and catch problems sooner.
Chicago, IllinoisAges 3–18 - NCT06380842Recruiting
Organ function after necrosectomy for pancreatitis with sepsis
This study looks at how a surgery to remove dead tissue from the pancreas (called open necrosectomy) affects organ function in patients with acute pancreatitis and sepsis. It may help doctors understand how to better treat this serious condition.
Chengdu, ChinaAges 18 years+ - NCT06395883Recruiting
Steroids and Your Bones in Joint Disease
This study looks at how steroids affect bone health in people with inflammatory joint diseases like rheumatoid arthritis. Researchers will track markers in your blood to see if short-term steroid use impacts your bones.
DrammenAges 25–90 - NCT04525833Recruiting
Visit Tzu Chi gastroenterology clinic study
This study looks at people who have visited a Tzu Chi Hospital gastroenterology clinic. It may help researchers understand liver and other whole-body health conditions in patients who receive care there.
New Taipei CityAges 18–99 - NCT03357536Recruiting
Study genes that may make people more prone to listeria
This study looks at whether certain inherited genetic differences may increase the risk of getting listeria infection (listeriosis) or developing more severe or unusual forms. Results may help researchers better understand who is at higher risk and why.
ParisAges Any age - NCT05531773Recruiting
Study for ongoing symptoms after COVID-19
This trial studies people with mild to moderate COVID-19 symptoms to better understand and help “post-COVID” condition (ongoing effects after infection). You may be eligible if you’re an adult with a recent confirmed COVID-19 test and you agreed to take part.
DüsseldorfAges 18 years+ - NCT05534009Recruiting
Study of healthcare workers’ COVID infection and vaccine history
This study gathers information about healthcare workers (adults) and tracks your past COVID-19 infection and vaccination history. It may help researchers understand how COVID affects healthcare workers and how vaccines relate to infection outcomes.
DüsseldorfAges 18 years+ - NCT05975671Recruiting
Survey in pediatric ICU to reduce upfront vancomycin use
This study is a survey and quality-improvement effort in participating children’s intensive care units. It aims to understand and change how doctors decide to start vancomycin (an antibiotic) when sepsis is suspected, to improve care and avoid unnecessary use.
Atlanta, GeorgiaAges Any age - NCT06375122Recruiting
A study of Kaposi sarcoma over time
This study follows people with Kaposi sarcoma to learn more about the disease and how it changes over time. It may help doctors better understand and treat KS in the future.
Bethesda, MarylandAges 18–120 - NCT06363370RecruitingPhase 3
Interferon inhalation for RSV in children under 2
This trial tests if an inhaled interferon solution can help children under 2 years old with a moderate to severe RSV lung infection. It aims to reduce symptoms like cough and trouble breathing.
Beijing, Beijing MunicipalityAges 2 months–2 years - NCT06370884RecruitingPhase 1
Gut bacteria transplant after colon surgery
This study tests whether transplanting healthy gut bacteria into people who have had part of their colon removed can improve recovery. It may help prevent infections or other complications after surgery.
Minneapolis, MinnesotaAges 18–75 - NCT06368388Recruiting
Personalized phage therapy for hard-to-treat infections
This trial studies using phages (viruses that attack bacteria) to treat infections that have not improved with other treatments. It aims to see if this patient-specific approach works and what it costs.
LeuvenAges Any age - NCT06375135Recruiting
Text message and coach program for HIV medication adherence
This study tests a program that uses text messages and a personal health coach to help Latino men with HIV take their medication every day. It's designed for those who have had trouble sticking to their HIV medicine routine.
Miami, FloridaAges 18 years+ - NCT06364930RecruitingPhase 4
SGLT2 inhibitor to prevent liver problems in hepatitis B and diabetes
This study tests if adding a diabetes medicine called an SGLT2 inhibitor to your current treatment can help prevent liver complications in people with chronic hepatitis B and type 2 diabetes or prediabetes. If you have early liver scarring and stable diabetes treatment, this could offer extra protection for your liver.
Hong KongAges 18 years+ - NCT06378359Recruiting
Preventing staph infections with pre-surgery decolonization
This trial tests if a simple at-home treatment (using a nasal ointment and special body wash) before surgery can prevent staph infections at the surgical site. It's for adults having outpatient surgery in several specialties, like orthopedics or general surgery.
Minneapolis, MinnesotaAges 18 years+ - NCT06370481Recruiting
HIV and addiction training program for Alabama clinics
This study tests a program to help people living with HIV in Alabama who also struggle with opioid or stimulant use. It takes place at your HIV clinic and checks whether a new approach to addiction care can improve your health.
Birmingham, AlabamaAges 18 years+ - NCT06367348Recruiting
Couples program to cut alcohol use in Malawi
This study tests a program that helps couples in Malawi reduce alcohol use and strengthen their relationship. It is for people living with HIV who are in a long-term relationship and ready to work together with their partner.
ZombaAges 18 years+ - NCT06363877RecruitingPhase 3
Testing a germ-killing rinse during abdominal surgery
This trial is testing whether a diluted povidone-iodine (a common germ-killer) rinse inside the belly during surgery can prevent infections better than a plain saltwater rinse. It is for adults having abdominal surgery for certain types of wounds.
Loma Linda, CaliforniaAges 18–80 - NCT06372990Recruiting
Quick T-cell test for hepatitis B and D
This study is testing a new blood test that quickly checks your T-cells (part of your immune system). It is for people with chronic hepatitis B or both hepatitis B and D.
Milan, MIAges 18 years+ - NCT06367465Recruiting
Hepatitis C treatment during pregnancy
This study tests whether treating hepatitis C during pregnancy is feasible and acceptable for pregnant women who have a history of drug use. If you qualify, you may receive treatment that could help protect your health and your baby's health.
St Louis, MissouriAges 18 years+ - NCT03225794Recruiting
Study of simian foamy virus spread to people in Cameroon
This study looks at how a virus found in animals (simian foamy virus) may spread to humans. It aims to learn who might be exposed and how the infection can be detected in a rural community, which could help future prevention.
YaoundéAges 5–90 - NCT04858217Recruiting
Testing blood and joint fluid tests for hip or knee infection
This trial checks how accurate certain blood tests and joint-fluid (synovial) tests are at identifying infections around hip or knee replacements. It also looks at whether these tests are worth the cost, to help doctors choose the best next step.
BolognaAges 18 years+ - NCT06001814Recruiting
Mindfulness program for heart health in older adults with HIV
This study tests whether a mindfulness and behavior change program can help older adults with HIV improve their heart health. It combines phone-based coaching and text messages to reduce stress and manage heart risk factors like high blood pressure and diabetes.
Boston, MassachusettsAges 50 years+ - NCT06343090Recruiting
Comparing two CAR T cell treatments for children and adults with B-ALL
This trial tests whether giving two types of CAR T cells (CD19 and CD22) one after the other works better than giving just one type (CD19) followed by a stem cell transplant for people whose B-cell acute lymphoblastic leukemia (B-ALL) has come back or not gone away. The goal is to see which approach offers a better chance of long-term remission.
Beijing, Beijing MunicipalityAges 1–70
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.