Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 3,961 recruiting studies in this area right now.
By phase
- Not applicable2,540
- Phase 2357
- Phase 4303
- Phase 1287
- Phase 3283
- Phase 1/Phase 2132
- 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
- M.D. Anderson Cancer Center21
Where studies are running
- California234
- Maryland142
- Alabama92
- New York73
- Florida72
- Texas62
- Massachusetts55
- Arizona48
- Pennsylvania43
- Illinois41
Recruiting studies3,961 total
- NCT06952374Recruiting
Shockwave balloon for severe mitral valve calcium
This trial tests a special balloon (Shockwave) to treat severe calcium buildup in the mitral valve. It may help people with tight valve opening who cannot have standard surgery.
Shatin, New TerritoriesAges 18 years+ - NCT06947928RecruitingPhase 2/Phase 3
Vaccine plus immunotherapy for Merkel cell cancer
This trial tests an experimental vaccine (IFx-Hu2.0) followed by the immunotherapy drug pembrolizumab in people with advanced Merkel cell carcinoma who have not been treated with checkpoint inhibitors before. The goal is to see if this combination helps shrink or control the cancer.
Los Angeles, CaliforniaAges 18 years+ - NCT06946641RecruitingPhase 1
Testing QLS12010 safety in healthy adults and people with eczema
This trial tests a new drug, QLS12010, to see if it is safe and how it works in healthy volunteers and in people with moderate to severe atopic dermatitis (eczema). It may offer a new treatment option for those whose eczema has not improved with topical creams.
BeijingAges 18–75 - NCT05786547RecruitingPhase 3
Varenicline plus support to help quit tobacco in HIV care
This Phase 3 trial tests a quit-smoking program using varenicline (a medicine) plus additional support, for people with HIV who currently use tobacco. It may help you stop smoking or using tobacco and stay quit with safer, guided care.
Aurora, ColoradoAges 18 years+ - NCT06815822Recruiting
Preventing hernias after emergency surgery
This study tests a way to prevent hernias after emergency belly surgery. If you are having emergency surgery for certain conditions, you may be able to join.
KielceAges 18–100 - NCT06932237Recruiting
Immune causes of long COVID brain symptoms in veterans
This study is for veterans who have long COVID with brain or nerve symptoms. It looks at how the immune system may be causing these ongoing symptoms.
Portland, OregonAges 18–80 - NCT06932003RecruitingPhase 1/Phase 2
Testing a new tablet for hidradenitis suppurativa
This trial is testing an experimental tablet called LT-002-158 in adults with moderate to severe hidradenitis suppurativa (HS) that hasn't improved enough with standard treatments. The goal is to see if it's safe and helps reduce painful lumps and abscesses.
Beijing, Beijing MunicipalityAges 18–75 - NCT06932523RecruitingPhase 1/Phase 2
Shingles vaccine study for healthy adults
This trial tests a new shingles vaccine for healthy adults 40 and older. It aims to see if the vaccine is safe and helps protect against shingles.
Wuhan, HubeiAges 40 years+ - NCT06938867RecruitingPhase 1/Phase 2
Study of SNIPR001 for stem cell transplant patients
This trial tests an oral treatment called SNIPR001 that targets a type of E. coli bacteria resistant to common antibiotics. It may help prevent infections during stem cell transplant recovery.
Duarte, CaliforniaAges 18 years+ - NCT06940622Recruiting
D-mannose to prevent recurrent urinary tract infections in older women
This study tests whether a simple sugar called D-mannose can help prevent repeat urinary tract infections (UTIs) in postmenopausal women. If you have had frequent UTIs, this trial will see if D-mannose is a good option to keep you infection-free.
Dallas, TexasAges 55–85 - NCT06933173Recruiting
Mind-body therapy for Long COVID and ME/CFS
This trial tests whether a specific mind-body program can help people with Long COVID or ME/CFS feel better. It compares the program to standard care to see if it improves symptoms like fatigue and brain fog.
Calgary, AlbertaAges 18 years+ - NCT06940609RecruitingPhase 2
Brain scan study for Long COVID brain fog
This trial studies if brain scans can help understand 'brain fog' in Long COVID. It also looks at how a gentle magnetic stimulation might affect symptoms. If you have ongoing thinking problems after COVID, this study may help find new ways to help.
Albuquerque, New MexicoAges 18–80 - NCT06714513RecruitingPhase 1
TB vaccine study in older adults aged 55 to 74
This study tests a new tuberculosis (TB) vaccine (ID93+GLA-SE) in healthy adults aged 55 to 74. It aims to see if the vaccine is safe and can help protect against TB, especially in people who may have latent (inactive) TB infection.
Gwangmyeong, Gyeonggi-doAges 55–74 - NCT06219018RecruitingPhase 1/Phase 2
Testing honey for moderate cervical cell changes
This study tests whether honey applied directly to the cervix can help reverse moderate cervical cell changes (CIN II). It may offer a natural alternative to more invasive procedures.
Heerlen, LimburgAges 18–40 - 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 - NCT05989386RecruitingPhase 2/Phase 3
Washing the belly to prevent infections after emergency surgery
This trial compares two solutions (salt water vs. povidone-iodine antiseptic) used to clean the belly during emergency surgery. The goal is to see which one better prevents wound infections.
Karachi, SindhAges 18–60 - NCT06931002Recruiting
Cold virus study in bronchiectasis and healthy volunteers
This study tests whether giving a common cold virus (rhinovirus) to people with bronchiectasis and healthy volunteers can trigger a lung flare-up. It aims to understand how the immune system responds and what causes exacerbations, which could lead to better treatments.
LondonAges 18–65 - NCT06929962RecruitingPhase 4
VA dual sequential therapy for H. pylori gastritis
This trial tests a new two-step antibiotic treatment for adults with chronic gastritis caused by H. pylori bacteria. If you have not been treated for H. pylori before and are between 18 and 70, you may be able to join.
Nanjing, JiangsuAges 18–70 - NCT06928753RecruitingPhase 4
Chikungunya vaccine study in Reunion and French Guiana
This study looks at how well the chikungunya vaccine works in real life, how safe it is, and how the body's immune system responds. It is for adults who are eligible for the vaccine according to French health guidelines.
CayenneAges 18 years+ - NCT06923592RecruitingPhase 3
Blood test and treatment for vivax malaria in Ethiopia and Madagascar
This trial tests whether using a blood test to find and treat people infected with a type of malaria called Plasmodium vivax can reduce the spread of the disease. It may help you and your community stay healthier.
Addis AbabaAges 1 year+ - NCT06930508Recruiting
Bringing HIV prevention meds to a family planning clinic
This study looks at offering HIV prevention medicines (PrEP) to patients visiting a family planning clinic. It aims to make it easier for people to access this care alongside their regular visit.
Providence, Rhode IslandAges 16 years+ - NCT06928116Recruiting
Heat therapy and exercise for COVID-19 recovery
This study tests whether heat therapy (using warm temperatures) combined with a leg exercise program can help improve fatigue and physical function in people who have had COVID-19 and still feel symptoms like tiredness or reduced mobility.
Omaha, NebraskaAges 50–90 - NCT06926322Enrolling by invitation
Treating dead baby molars with special medicines
This study tests different medicines to treat dead (necrotic) baby molars in children. The goal is to safely clean the infection and save the tooth so it can stay until it falls out naturally.
CairoAges 4–8 - NCT06928506Recruiting
Study of Hi-OxSR for Long COVID treatment
This study tests whether a treatment called Hi-OxSR can help with lingering symptoms of Long COVID, especially problems with thinking and memory. You may be eligible if you've had COVID-19 at least 3 months ago and still have ongoing symptoms that affect your thinking.
Edmonton, AlbertaAges 18 years+
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 3,961 recruiting infectious disease studies from the U.S. registry right now, out of 6,600 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.