Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 4,176 recruiting studies in this area right now.
By phase
- Not applicable2,712
- Phase 2361
- Phase 4321
- Phase 1289
- 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 University31
- 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
- Maryland146
- Alabama89
- New York76
- Florida74
- Texas61
- Massachusetts56
- Arizona47
- Pennsylvania45
- Illinois42
Recruiting studies4,176 total
- NCT06778083Recruiting
Antibiotic to prevent STIs and its effect on resistance
This study looks at taking doxycycline to prevent sexually transmitted infections (STIs) in men who have sex with men. It focuses on how this approach might affect the body's resistance to antibiotics.
LondonAges 18 years+ - NCT06778343Recruiting
Biomarkers study for inflammatory rheumatic diseases
This study is looking for people with ankylosing spondylitis, rheumatoid arthritis, or lupus to help find biomarkers that may make diagnosis easier. If you have one of these conditions and haven't tried biologic therapies, you may be able to join.
LisbonAges 18–65 - NCT06778473Recruiting
Acupuncture plus self-rehab for severe Bell's palsy
This study tests whether combining a gentle type of acupuncture (intradermal acupuncture) with a self-guided rehabilitation program can help people with severe Bell's palsy recover better. It is for adults having their first episode of Bell's palsy with significant facial weakness.
Suzhou, JiangsuAges 18 years+ - NCT06779058Recruiting
Liver stiffness testing for hepatitis B patients
This trial uses MR elastography (a special MRI) to measure liver stiffness and check for fibrosis (scarring) without a needle biopsy. It may help guide treatment for chronic hepatitis B.
Shenyang, LiaoningAges 18–80 - NCT06779617Recruiting
Early sepsis detection trial at University of Maryland hospitals
This trial tests a new early warning system (SEPSys and RESCUE scores) to spot sepsis before it gets serious. If you're an adult in a University of Maryland hospital without sepsis, the system may help your doctors act faster.
Baltimore, MarylandAges 18 years+ - NCT06779864Recruiting
Hepatitis B virus genetics and drug resistance study
This study looks at how hepatitis B virus changes in your body, including mutations and drug resistance, using your blood or liver tissue samples. Understanding these changes could help improve treatment for hepatitis B.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06780813Recruiting
High flow oxygen to reduce infections in obese gynecologic cancer patients
This trial tests whether giving high flow oxygen during and after surgery can lower the risk of infections in obese women with gynecological cancer. It may help improve recovery after surgery.
AthensAges 18–85 - NCT06781008Recruiting
Studying tick-borne diseases in Sweden
This study is looking at people who might have a tick-borne disease in Sweden. It aims to learn more about these illnesses and how they affect people.
Falun, Region DalarnaAges 1 year+ - NCT06784154Recruiting
HIV and heart attack risk: a study on hidden body fat
This study looks at how hidden fat deep inside the body (ectopic fat) might increase heart attack risk in people living with HIV. By joining, you will help researchers understand this link and find better ways to protect your heart.
LiverpoolAges 40 years+ - NCT06784739Recruiting
COVID-19 immunity study for hospital staff and patients
This study looks at how the immune system responds to COVID-19 in healthcare workers and infected patients at Danderyd Hospital. It aims to understand immunity and help guide future care.
StockholmAges 18 years+ - NCT06784817Recruiting
Gum health in smokers and heated tobacco users
This study compares gum health in three groups: daily cigarette smokers, exclusive users of heated tobacco products (like IQOS), and never-smokers. It aims to see if heated tobacco has different effects on gums compared to traditional smoking.
Budapest, Pest CountyAges 18 years+ - NCT06785324Recruiting
Nutrition and exercise for adults with ALL in the hospital
This trial tests whether adding a structured diet and exercise program during your hospital stay for newly diagnosed ALL can help your recovery. You must have a specific type of ALL and be receiving a certain chemotherapy regimen.
Chicago, IllinoisAges 18–50 - NCT06785779Recruiting
HS patient satisfaction after starting Cosentyx in Saudi clinics
This study measures how satisfied people with moderate to severe hidradenitis suppurativa (HS) feel with their treatment after starting Cosentyx. It is for adults in Saudi Arabia who have not taken Cosentyx before and are starting it as part of their routine care.
Riyadh, SAUAges 18–99 - NCT06786364Recruiting
Measuring blood flow waves in sepsis patients
This study uses a special light sensor to measure blood flow waves in patients with septic shock. The goal is to see if these waves can help doctors understand how severe the shock is.
Mexico City, CuauhtemocAges 18 years+ - NCT06788093Recruiting
Reducing antibiotic overuse with decision support
This trial tests a tool to help doctors decide when antibiotics are truly needed for lung infections like bronchitis or pneumonia. It may help you avoid unnecessary antibiotics and their side effects.
Oakland, CaliforniaAges 6 months–17 years - NCT06788769Recruiting
C. difficile study in babies 0 to 2 years
This study looks at C. difficile bacteria in babies up to 2 years old. It compares babies with C. difficile infection, carriers without symptoms, and healthy babies to understand how the bacteria affects them.
Hangzhou, ZhejiangAges 1 day–2 years - NCT06791889Recruiting
Tracking bacteria in blood of ICU sepsis patients
This study uses a highly sensitive blood test (DdPCR) to quickly find and monitor harmful bacteria in ICU patients with sepsis, aiming to improve early detection and treatment.
WuhanAges 18 years+ - NCT06792214RecruitingPhase 4
Testing if antivirals prevent long-term heart problems after COVID-19
This study tests whether two antiviral medications, Paxlovid and Veklury (remdesivir), can reduce the risk of long-term heart and blood vessel problems after a COVID-19 infection. It is for adults recently hospitalized with COVID-19 who are not currently on oxygen therapy.
Kingston, OntarioAges 18 years+ - NCT06793020Recruiting
Study of sepsis-related heart damage using a math model
This trial tests a new mathematical model to better diagnose and treat heart problems caused by sepsis. It includes adults with sepsis or septic shock who need strong blood pressure support.
VilniusAges 18 years+ - NCT06793111Recruiting
Visceral leishmaniasis study in Emilia-Romagna
This study looks at people diagnosed with visceral leishmaniasis, a serious infection caused by a parasite. It aims to learn more about the condition and how it affects people in the Emilia-Romagna region.
Cesena, Forlì-CesenaAges 6–90 - NCT06793241RecruitingEarly Phase 1
Donor CAR-T cells for B-cell leukemia
This trial tests whether CAR-T cells made from a healthy donor can help treat B-cell acute lymphoblastic leukemia that has come back or not responded to treatment. It's for adults who cannot use their own cells for CAR-T therapy.
Hangzhou, ZhejiangAges 18 years+ - NCT06793410RecruitingPhase 2
HPV vaccine after stem cell transplant
This trial tests if the HPV vaccine works safely in people who received a stem cell transplant from a donor. It may help prevent HPV-related cancers in transplant survivors.
Lund, Region SkåneAges 18–45 - NCT06793605Recruiting
Community study of MG infection in men who have sex with men
This study is about understanding how common Mycoplasma genitalium (a bacteria that can cause infection) is in men who have sex with men in Hong Kong. If you join, it will help doctors learn more about this infection in your community.
Hong KongAges 18 years+ - NCT06793644Recruiting
ICG dye imaging for open fractures and infections
This trial tests if injecting a special dye (ICG) during surgery can help doctors see blood flow and infection in open fractures or infected bone areas. The dye glows under a special camera, which may guide better treatment decisions.
Lebanon, New HampshireAges 18 years+
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 4,176 recruiting infectious disease studies from the U.S. registry right now, out of 7,110 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.