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
- NCT06594250Recruiting
Nasal staph bacteria in patients with staph bloodstream infection
This trial studies the bacteria living in the nose of patients with a staph bloodstream infection. It aims to better understand why some infections persist, which could lead to better treatments.
Saint-EtienneAges 18 years+ - NCT07002866Recruiting
PrEP access and adherence study for young women in Uganda
This study tests a program to help adolescent girls and young women at high risk of HIV take PrEP consistently. It aims to improve access and adherence to PrEP, a daily pill that prevents HIV.
St Louis, MissouriAges 15–24 - NCT07509047RecruitingPhase 2
Cholera vaccine safety study for adults and children
This trial tests a new cholera vaccine in healthy people ages 1 to 45. It aims to see if the vaccine is safe and creates a good immune response.
Nairobi, Kenyatta National Hospital ComplexAges 1–45 - NCT06997887Recruiting
Vaginal gel after pelvic radiation for gynecologic cancer
This study tests a vaginal gel to promote vaginal health after radiation therapy for gynecologic cancer. If you've finished pelvic radiation, this gel may help with healing and comfort.
TaipeiAges 20–70 - NCT06997705Recruiting
HPV vaccine and health check for teens in Ivory Coast
This study combines HPV vaccination with other health services for young people in Ivory Coast. It aims to protect adolescents against HPV, which can cause cancer, while also checking their overall health and well-being.
AbidjanAges 9–110 - NCT06997094RecruitingPhase 1
Decitabine plus standard therapy for HPV-negative head and neck cancer
This trial tests whether adding the drug decitabine to standard treatment (surgery and possibly radiation) can help people with a type of head and neck cancer not caused by HPV. You would receive decitabine before surgery, and then continue with standard care after.
Jacksonville, FloridaAges 18 years+ - NCT06742008Recruiting
Can antibodies predict heart damage after viral myocarditis?
This study looks at whether certain antibodies in your blood can predict if viral myocarditis will lead to a weakened heart muscle (dilated cardiomyopathy). It may help doctors understand your risk and plan better care.
Wuhan, HubeiAges 18–75 - NCT07498127Enrolling by invitationPhase 2
Probiotics for colds in young children
This trial tests whether taking probiotics can help young children recover faster from common colds. If your child has a mild or moderate cold and is not taking other probiotics, they may be able to join.
Xuhui, Shanghai MunicipalityAges 3 months–6 years - NCT06982703Enrolling by invitation
Butyrate for antibiotic-related diarrhea
This trial tests if a supplement called butyrate can prevent or reduce diarrhea caused by antibiotics. If you're starting antibiotics, you may be able to join.
PadovaAges 18–80 - NCT06944158Recruiting
Antimicrobial resistance study for healthcare workers
This study asks healthcare workers to fill out a simple questionnaire to help understand how antibiotic resistance spreads. It aims to find ways to better protect patients and staff.
AleppoAges 25–65 - NCT06943781Recruiting
Gastric cancer screening using high-risk gene detection
This trial is testing a new way to identify people at higher risk for stomach cancer using a gene test for Helicobacter pylori. It may help detect cancer early in people aged 40 and older.
TonglingAges 40 years+ - NCT06716996Recruiting
Brain stimulation for mood problems after COVID-19
This study tests if repetitive transcranial magnetic stimulation (rTMS), a non-invasive brain stimulation technique, can help people aged 18 to 65 who have ongoing depression or low mood for more than 12 weeks after a confirmed COVID-19 infection. The treatment uses magnetic pulses to gently stimulate parts of the brain involved in mood regulation.
Zurich, Canton of ZurichAges 18–65 - NCT06959368RecruitingPhase 4
New H. pylori treatment vs standard triple therapy
This trial compares a newer drug (vonoprazan) plus antibiotics to the standard triple therapy for eradicating H. pylori infection in the stomach. It may be a good option if you have stomach symptoms like indigestion, acid reflux, or a non-bleeding ulcer and have not been treated for H. pylori before.
Hyderabad, TelanganaAges 18–80 - NCT06959420Recruiting
Vaccination during fever: healthcare workers and adults surveyed
This trial asks healthcare workers and adults about their views on getting vaccinated when they have a fever. It aims to understand what people think and do, to help improve vaccination practices.
Saint-EtienneAges 18 years+ - NCT07666386Enrolling by invitation
HIV treatment Biktarvy in early pregnancy
This trial checks if the once-daily HIV pill Biktarvy (B/F/TAF) stays safe and works well for women who are newly pregnant (up to 12 weeks). It is for women already taking Biktarvy with a controlled virus load.
Wuhan, HubeiAges 18 years+ - NCT06955715Recruiting
Pasteurized donor milk for HIV-exposed babies: a pilot study
This study tests if pasteurized donor human milk is a safe and acceptable option for infants exposed to HIV. It may help families who cannot or choose not to breastfeed.
Saskatoon, SaskatchewanAges 15 years+ - NCT06942806Recruiting
Spinal cord stimulation for shingles nerve pain
This trial tests a treatment called high-frequency short-time spinal cord stimulation for pain caused by shingles (herpes zoster). It's for people whose pain hasn't improved with other treatments or who can't take pain medicines due to side effects or other health issues.
Zunyi, GuizhouAges 40–85 - NCT06746701Recruiting
Peginterferon with NA to prevent liver cancer in hepatitis B
This study tests whether combining peginterferon alpha-2b with a nucleoside analog can lower liver cancer risk in people with chronic hepatitis B who have a family history of liver cancer. It compares the combination therapy to nucleoside analog alone.
Guangzhou, GuangdongAges 18–65 - NCT06951542Enrolling by invitation
Reducing HIV and mental health stigma in Malawi
This study tests a program to reduce stigma for people living with HIV who also have symptoms of depression. It aims to improve mental health and HIV outcomes.
MulanjeAges 18 years+ - NCT07486661Recruiting
Preventing frailty in people with HIV aged 65-75
This study aims to help people with HIV between the ages of 65 and 75 stay healthy and avoid becoming frail as they age. It tests a program to prevent frailty and see if it works.
BrusselsAges 65–74 - NCT06760208Recruiting
Learning about Prevenar 20 in the real world in Korea
This study is for people who are already getting the Prevenar 20 vaccine (a shot that protects against pneumonia and other infections) as part of their regular care. The researchers want to see how well it works in the real world, so it's a simple way to help improve vaccines for everyone.
SeoulAges 1 month+ - NCT07266467RecruitingPhase 4
Preventing CMV After First Kidney Transplant
This trial tests a new medicine, Leymovir, against a standard one, Valganciclovir, to prevent a common virus infection (CMV) after a first kidney transplant. It may help you avoid CMV-related illness.
Xi'an, ShaanxiAges 18 years+ - NCT06885905Recruiting
Impact of lung infection on health and well-being
This study looks at how chronic pulmonary aspergillosis (a long-term lung infection) affects your daily life, health, and overall well-being. By joining, you'll help researchers understand what it's like to live with this condition.
DundeeAges 18 years+ - NCT06826820Recruiting
Fertility and infection study
This study looks at how infections and inflammation might affect fertility in women. It aims to better understand these connections to help improve treatment and care.
GrazAges 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.