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 applicable2,545
- Phase 2357
- Phase 4302
- Phase 1287
- Phase 3282
- Phase 1/Phase 2133
- Phase 2/Phase 360
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 Alabama at Birmingham23
- University of Oxford23
- University of Washington23
Where studies are running
- California233
- Maryland142
- Alabama93
- New York73
- Florida72
- Texas62
- Massachusetts57
- Arizona48
- Pennsylvania43
- Illinois41
Recruiting studies3,966 total
- NCT07697885Recruiting
Lefamulin safety and effectiveness in pneumonia
This study watches how well the antibiotic lefamulin works in real-life patients with community-acquired pneumonia. It helps doctors understand the drug's safety and effectiveness outside of a controlled research setting.
Beijing, Beijing MunicipalityAges Any age - NCT07698600RecruitingPhase 1
Safety test of a new HIV vaccine in adults with or without HIV
This study tests a new RNA-based vaccine called BNT168 to see if it is safe and how the body responds to it. It is for healthy adults with or without HIV, and those with HIV will pause their regular treatment for a while during the study.
Houston, TexasAges 18–50 - NCT06643416RecruitingPhase 3
Timolol cream for nail problems from lung cancer drugs
This trial tests if a timolol cream can help treat painful or infected nails (paronychia) caused by certain lung cancer medications. If you have non-small cell lung cancer and nail problems from your treatment, this study may offer relief.
Hong KongAges 18 years+ - NCT07702916Enrolling by invitation
Hygiene and menstruation study for girls in Madagascar
This trial looks at how hygiene and menstrual health programs affect learning and emotional well-being. If you are a girl in the Kilonga 2 study, you may be asked to complete surveys and some tests, and possibly provide saliva or blood samples.
AntananarivoAges 11–21 - NCT07697937RecruitingPhase 2
YH02 injection for advanced solid tumors that didn't respond to treatment
This trial tests a new injection, YH02, directly into tumors for people with advanced solid tumors (like head and neck, breast, or melanoma) that are no longer responding to standard treatments. The goal is to see if it can shrink tumors or slow disease progression.
TianjinAges 18 years+ - NCT07701135Recruiting
Antibiotic guidance for positive stool test results
This study tests whether adding easy-to-understand comments to lab reports helps doctors use antibiotics more wisely for certain gut infections. If your stool sample tested positive for one of the listed bacteria, you can participate.
AucklandAges 6 months+ - 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 - NCT07698769Recruiting
Nirsevimab study for infants with RSV bronchiolitis
This trial looks at how well the drug nirsevimab works for babies hospitalized with RSV bronchiolitis. It also studies the body's immune response and the baby's environment. The goal is to see if nirsevimab can help infants recover from this serious lung infection.
CréteilAges birth–6 months - NCT07704164RecruitingPhase 2
Colchicine to lower heart artery swelling in HIV
This trial tests if colchicine, a medicine for inflammation, can reduce swelling in the heart arteries of people with HIV. It may help lower the risk of heart problems in those already on a statin or similar medication.
BarcelonaAges 50 years+ - NCT07703891Recruiting
Testing B-OK Bottles for HIV Medication Understanding in South Africa
This study tests a special 'B-OK' bottle designed to help people understand their HIV medication better. If you live in Gauteng and can come to the study offices for one visit, you might help find better ways to support HIV treatment with simple tools.
Johannesburg, GautengAges 18 years+ - NCT06650826Recruiting
Antibodies and blood clots in young adults
This study looks for certain antibodies in the blood of people aged 18 to 60 who have had a blood clot without a clear cause, or soon after an infection or vaccine, or who have had clots return despite treatment. It aims to understand why these clots happen.
BerlinAges 18–60 - NCT06311435Recruiting
Blood test for long COVID diagnosis
This study is testing a new blood test that looks for specific RNA markers to help diagnose long COVID. If you have new, lasting symptoms after a confirmed COVID-19 infection, this study may help find answers.
Iowa City, IowaAges 18 years+ - NCT05784311RecruitingPhase 4
Longer vs shorter antibiotic prevention after pancreatoduodenectomy
This trial compares a standard length of preventive antibiotics versus a longer course after Whipple surgery to see if it lowers infection risk without causing extra side effects. It targets people considered higher risk for contamination of bile during surgery.
Leiden, South HollandAges 18–90 - NCT06651047Recruiting
Study of antibiotics for difficult Gram-negative infections
This study is looking at how well two strong antibiotics (ceftazidime/avibactam and cefiderocol) work, with or without another drug called fosfomycin, for treating tough Gram-negative infections. It aims to help doctors understand the best way to use these medicines.
BolognaAges Any age - NCT07694557RecruitingPhase 1
Safety and immune response study of YKYY025 RSV vaccine
This study tests a new RSV vaccine called YKYY025 in healthy adults. The main goal is to see if it is safe and to measure how the immune system responds.
Anning, YunnanAges 18 years+ - NCT07688759Recruiting
Immune response measurement for first CMV after transplant
This trial is for adults who have had a stem cell transplant and now have their first CMV infection. It tests a way to measure your immune response to CMV, which may help doctors decide the best treatment for you.
Suzhou, JiangsuAges 18 years+ - NCT07694648Recruiting
Watching for germs that cause breathing problems
This study tracks patients with breathing problems to see which germs are making them sick. Doctors will use tests and medical records to watch for different pathogens.
Beijing, Beijing MunicipalityAges Any age - NCT07691541Recruiting
Blood pressure monitoring app for pregnancy and after birth
This trial is testing a program that uses a smartphone app to help monitor your blood pressure during pregnancy and after birth. If you're already receiving care at an Ochsner clinic, this study could provide extra support to keep you and your baby healthy.
New Orleans, LouisianaAges 18–80 - NCT07689188RecruitingPhase 2
Roflumilast foam for hidradenitis suppurativa in teens and adults
This study tests a foam medication (roflumilast 0.3%) applied to the skin to see if it safely reduces hidradenitis suppurativa (HS) bumps and pain in teens and adults. It might help people with mild-to-moderate HS, especially those who haven't tried this foam before.
Missouri City, TexasAges 12 years+ - NCT07693881Recruiting
Preventing EBV reactivation with rituximab after stem cell transplant in children
This trial tests whether adding a drug called rituximab to the standard transplant plan can help prevent Epstein-Barr virus (EBV) from reactivating in children receiving a half-matched stem cell transplant. It may help reduce a common viral complication after transplant.
GuangzhouAges Up to 18 years - NCT07690345Recruiting
Fungal status and outlook in allergic bronchopulmonary aspergillosis
This study looks at how the presence of fungus in lung samples relates to the long-term outlook for people with allergic bronchopulmonary aspergillosis (ABPA). It aims to help doctors better understand the disease and guide treatment.
Jinan, ShandongAges 18 years+ - NCT06655389Recruiting
Link between PLA levels and sepsis heart failure severity
This study looks at how levels of a substance called PLA relate to how severe sepsis-related heart failure is. It may help doctors understand your condition better and guide treatment.
Beijing, Beijing MunicipalityAges 50–90 - NCT06655506Recruiting
Enhanced Recovery for Gynecologic Cancer Surgery
This trial studies whether an enhanced recovery after surgery (ERAS) program improves outcomes for people with gynecologic cancer. It aims to help you recover faster and with fewer complications.
Athens, AthensAges 25–85 - NCT03684655RecruitingPhase 2
PET-MR scan study of immune activity in people with HIV
This Phase 2 study uses a special whole-body scan (PET-MR) to measure immune activity in people living with HIV. It may help researchers understand how well the immune system responds and how to better track HIV-related inflammation.
San Francisco, CaliforniaAges 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 6,543 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.