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
- NCT06800664Recruiting
Home self-sampling for cervical cancer prevention in Ghana
This study tests at-home self-sampling kits to help prevent cervical cancer in women living with HIV in Ghana. Participation is completely voluntary, involves collecting your own sample at home, and aims to make screening easier.
Cape Coast, Central RegionAges 25–65 - NCT05413122RecruitingPhase 2/Phase 3
Smoking quit support for adults living with HIV in South Africa
This trial tests smoking-cessation interventions to help people living with HIV quit smoking or smoke less. You may be eligible if you smoke, are actively engaged in HIV treatment, and can follow the study for about a year.
Soweto, GautengAges 18 years+ - NCT07109713Recruiting
Cranberry products and women's health study
This trial tests if cranberry-based products can affect the natural balance of bacteria in the female body. It aims to understand how diet might support women's health.
Chicago, IllinoisAges 18–45 - NCT07637877RecruitingPhase 2
New Treatments for HIV Patients With Low Immune Cell Counts
This study tests targeted therapies to help HIV patients whose immune systems haven't fully recovered despite years of successful HIV medication. You may qualify if your CD4 count (a measure of immune health) stays low even though your viral load is undetectable.
Beijing, Beijing MunicipalityAges 18–60 - NCT07016152RecruitingPhase 1
A study of a Klebsiella vaccine for healthy adults
This trial tests a new two-part vaccine (CHO-V08) to prevent Klebsiella pneumoniae infection. It looks at safety and immune response in healthy adults aged 18 to 50.
TaipeiAges 18–50 - NCT07704255RecruitingPhase 4
Fecal transplant for stubborn H. pylori infection
This study tries a fecal microbiota transplant (placing healthy donor stool into your gut) to get rid of stubborn H. pylori infection that hasn't been cured by standard treatments. It's for people who have failed several rounds of therapy and have a stomach condition that makes eradication important.
Chengdu, SichuanAges 18–80 - NCT07625917Recruiting
Testing an online HIV prevention program for people who inject drugs
This study tests whether an internet-based HIV prevention program works for people who use injection drugs. Researchers want to see if online tools can help reduce HIV risk and improve health outcomes.
The Bronx, New YorkAges 18 years+ - NCT07637630Recruiting
HPV Vaccine Education for Vietnamese American Parents
This study helps parents in the Vietnamese American community learn about the HPV vaccine, which prevents certain cancers. Researchers will work with you to understand what information helps families decide about vaccinating their children.
Chicago, IllinoisAges 18 years+ - NCT07615192Recruiting
RSV Vaccination Experiences in Queensland Infants
This study asks parents in Queensland about their infant's RSV (respiratory syncytial virus) vaccination status and experiences. RSV is a common virus that can cause serious breathing problems in babies, and this research helps understand vaccination patterns.
Brisbane, QueenslandAges 18 years+ - NCT07683117Recruiting
PEP/PrEP through pharmacist prescribing (PEPPI)
This study looks at how well pharmacists can provide PEP and PrEP (HIV prevention pills) using a special software called PEPPI. It aims to make it easier and faster for people to get these medicines.
Del Mar, CaliforniaAges 18 years+ - NCT07575061Recruiting
Long-term study of survival factors in intestinal tuberculosis
This 15-year study follows patients with intestinal tuberculosis (a bacterial infection of the digestive tract) to understand what factors affect how long patients survive and live with this condition. The research may help doctors better predict outcomes and improve care for future patients.
Beijing, Beijing MunicipalityAges 18–100 - NCT07562529Enrolling by invitation
Pneumococcal Bacteria Study in Hospitalized Vietnamese Children
This research study examines how a common bacterium called pneumococcus lives in the noses of young children who are hospitalized with respiratory symptoms. The goal is to understand which types of pneumococcus are present in Vietnam to help improve prevention and treatment strategies.
HanoiAges 2 months–5 years - NCT07579754Recruiting
Understanding Women's HIV Prevention Medicine Choices in Malawi
This study aims to understand why some women in Malawi stopped taking PrEP (a medicine that prevents HIV) and what could help them stay on treatment. Researchers will contact women who started PrEP but missed their appointments to learn about their experiences and barriers.
BlantyreAges 18–110 - NCT07544212Recruiting
Infections after large leg prosthesis implants: tracking outcomes
This study examines infections that occur after people receive a large custom prosthesis (artificial leg) to replace lost bone or tissue. Researchers want to understand who gets infections, why, and how these infections affect long-term health and function.
Bologna, BOAges 14–100 - NCT07513519Recruiting
Quick respiratory virus test in urgent care clinics
This trial tests whether a fast multiplex PCR test (a molecular test that identifies multiple respiratory viruses at once) helps urgent care doctors treat patients with common respiratory illnesses more effectively. The test results are analyzed to see if they improve patient outcomes and reduce unnecessary antibiotics.
Gardendale, AlabamaAges 1 year+ - NCT07462611Recruiting
Starting PrEP for HIV prevention in the emergency department
This study is testing whether starting PrEP (daily pills to prevent HIV) right away in the emergency department helps people at high risk for HIV. It aims to make it easier to start protection before you leave the hospital.
Dallas, TexasAges 18 years+ - NCT07473999Recruiting
Vaccine protection in transplant recipients
This study looks at how well vaccines work in people who have received a bone marrow or solid organ transplant. Researchers will track infections and outcomes to understand vaccine effectiveness.
Pavia, LombardyAges Any age - NCT07488728Recruiting
Letermovir to prevent CMV in children after stem cell transplant
This trial tests if the drug letermovir can prevent a common virus (CMV) in children who have certain blood disorders and are getting a stem cell transplant. It aims to keep you safer during recovery.
Beijing, Beijing MunicipalityAges Up to 18 years - NCT07428577Recruiting
Tracking care for advanced HIV patients after hospital stay
This trial looks at whether staying in contact with patients after they leave the hospital helps them get better follow-up care. If you have advanced HIV and are in the hospital for a related illness, you may be able to join.
Johannesburg, GautengAges 18 years+ - NCT07439003Recruiting
HIV treatment decision support program
This study is testing a program to help people with HIV stick with their medication. It looks at how well doctors and patients work together to make treatment decisions and improve health outcomes.
Johannesburg, GautengAges 18 years+ - NCT07425925Recruiting
Peer support to reduce HIV stigma in teens
This trial tests a digital peer-support program to help adolescents living with HIV in Ethiopia feel less stigma. It uses group chats with trained peers to share experiences and support.
Arba Minch, South EthiopiaAges 14–22 - NCT07392372RecruitingPhase 1
Testing the safety of BNT351 in people with and without HIV
This trial tests a new antibody called BNT351 to see if it is safe and how it affects the immune system. It is for adults who either do not have HIV, or have HIV and are not currently on HIV medications.
Chicago, IllinoisAges 18–65 - NCT07342647Recruiting
Safer antibiotics for people with beta-lactam allergies in joint replacement surgery
This trial tests a better way to choose antibiotics during joint replacement surgery for patients who are allergic to beta-lactams (a common class of antibiotics). The goal is to prevent infections while avoiding allergic reactions.
StrasbourgAges 18 years+ - NCT07299539Recruiting
Treatment study for enterococcus faecalis bloodstream infection
This trial looks at how well certain penicillin-type antibiotics work for treating a bloodstream infection caused by a bacterium called Enterococcus faecalis. It may help doctors know which treatment is best for patients with this infection.
StrasbourgAges 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.