Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 4,175 recruiting studies in this area right now.
By phase
- Not applicable2,710
- Phase 2360
- Phase 4321
- Phase 1291
- 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 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
- California236
- Maryland147
- Alabama89
- New York76
- Florida74
- Texas61
- Massachusetts56
- Arizona46
- Pennsylvania45
- Illinois42
Recruiting studies4,175 total
- NCT06717581Recruiting
Drug interaction study for older people with HIV
This study looks at how other medicines you take for conditions like high blood pressure, diabetes, or cholesterol might interact with your HIV medication (Biktarvy) if you are 60 or older. The goal is to learn how to better manage your overall health.
BolognaAges 18 years+ - NCT06718127Recruiting
Study of immune response to yellow fever vaccine
This study looks at how your body's immune system responds to the yellow fever vaccine. It may help researchers understand how well the vaccine protects people.
ParisAges 18–65 - NCT06718530Recruiting
Finding early markers for liver cancer in people with chronic liver disease
This study looks for substances in your blood and immune system that could help doctors find liver cancer earlier. It is for people with liver cancer caused by chronic liver problems like hepatitis C, cirrhosis, or scarring.
Aviano, PordenoneAges 18 years+ - NCT06718569Recruiting
Pain in Inflammatory Joint Diseases
This study looks at pain in people with inflammatory joint diseases. It aims to understand how pain changes when you start or switch to a newer type of arthritis medication.
OsloAges 18 years+ - NCT06719232Recruiting
Testing a new way to give bladder treatment without a catheter
This study tests a catheter-free method for delivering medication directly into the bladder. It may help patients with bladder pain, recurrent infections, bladder cancer, or cystitis after radiation or chemotherapy.
BudapestAges 18–80 - NCT06720272Recruiting
School program to prevent rheumatic heart disease
This study tests whether a program in schools can help prevent rheumatic heart disease in children. If your child is between 5 and 16 years old and attends a participating school, they may be able to join.
KathmanduAges 5–16 - NCT06720818Recruiting
Infection-fighting cells in severe lung injury
This study looks at a type of immune cell (MAIT cell) in patients with severe lung problems caused by infections, pancreatitis, head injury, burns, or major surgery. It aims to understand how these cells change during illness, which may lead to better treatments.
ToursAges 18 years+ - NCT06721078Recruiting
Long-acting HIV shots and teen clubs for adolescents
This study tests whether a long-acting injectable HIV medicine (given every couple of months) and teen support clubs can help adolescents stay healthy and engaged in care. If you are a teen living with HIV, this trial may offer a more convenient treatment option.
Johannesburg, GautengAges 12–19 - NCT06721949RecruitingPhase 2/Phase 3
Taurine for long COVID symptoms
This trial tests if taking taurine, a natural amino acid supplement, can help reduce lingering symptoms of COVID-19 that last for months. If you have had COVID-19 and still have symptoms like fatigue or brain fog for at least 2 months after 3 months from your infection, this study might be for you.
Edmonton, AlbertaAges 18 years+ - NCT06723392RecruitingPhase 3
Treating bladder bacteria in pregnancy to prevent infections
This trial tests if a common antibiotic can safely treat bacteria in the urine of pregnant women who have no symptoms, to see if it prevents later infections. It focuses on women in low- and middle-income countries.
Dhaka, BangladeshAges 18–49 - NCT06723626Recruiting
Recovery blend for elderly sepsis patients
This study tests whether giving a special combination of hydrocortisone, vitamin C, and vitamin B1 helps older adults with sepsis recover better. It looks at how the treatment affects tiny blood vessels and overall survival.
Nanjing, JiangsuAges 60–85 - NCT06724640RecruitingPhase 1
Safety study of an experimental HIV prevention drug in healthy adults
This study tests a new injectable drug (VH4011499) for safety and how the body processes it. It's for healthy adults without HIV, and participants will get either the study drug or a placebo (an inactive shot).
Las Vegas, NevadaAges 18–55 - NCT06725888Recruiting
Vagitab-T for bacterial vaginosis
This study tests a medical device called Vagitab-T as an extra treatment for women with bacterial vaginosis who are already taking the antibiotic metronidazole. It may help prevent the infection from coming back.
Timișoara, Timiș CountyAges 18–65 - NCT06726395RecruitingPhase 4
Comparing two antibiotics for staph bloodstream infection
This trial compares two antibiotics, cloxacillin and benzylpenicillin, to see which works better for patients with a bloodstream infection caused by a specific type of staph bacteria that responds well to penicillin. It may help guide more effective treatment.
LundAges 18 years+ - NCT06727864RecruitingPhase 3
Short-course treatment for low-risk active lung TB
This trial tests a shorter treatment course (instead of the standard 6 months) for people with low-risk active TB in the lungs. It aims to see if the shorter regimen works just as well and has fewer side effects.
New Taipei City, BangiaoAges 20–99 - NCT06730555Recruiting
HIV and hepatitis C testing for people who inject drugs
This study works with syringe service programs to see if offering opt-out HIV and hepatitis C testing helps more people get screened and connected to care. It focuses on programs that do not already offer this testing and are in high-need areas.
Miami, FloridaAges 18 years+ - NCT06731374RecruitingPhase 4
New pneumonia vaccine study for healthy adults 18–50
This study tests a new pneumococcal vaccine (PCV15) to see how well it protects against carrying the bacteria that can cause pneumonia. Healthy adults aged 18–50 who have not had a pneumococcal vaccine in the last 5 years may join.
Liverpool, North WestAges 18–50 - NCT06731881Recruiting
Light therapy to prevent infections after sinus or nose surgery
This study tests if a special light therapy can help prevent infections after sinus or nose surgeries. The treatment is given in addition to standard care and might lower the chance of needing more antibiotics.
London, LondonAges 16 years+ - NCT06732622Recruiting
Laser Acupuncture for Bell's Palsy
This trial tests laser acupuncture as a needle-free treatment for Bell's palsy (sudden facial weakness). It might help people with moderate to severe symptoms who start treatment within 8 weeks of onset.
Beijing, Beijing MunicipalityAges 18–65 - NCT06734832RecruitingPhase 3
Vaccine trial for hand, foot, and mouth disease
This trial tests a new two-in-one vaccine to protect children against hand, foot, and mouth disease caused by two common viruses (EV71 and CA16). It is for healthy kids ages 6 months to 5 years and will check if the vaccine is safe and works well.
Hefei, AnhuiAges 6 months–5.9 years - NCT06735495RecruitingPhase 1/Phase 2
Two-target CAR T cells for relapsed B-cell blood cancers
This trial tests a new type of immunotherapy that uses your own immune cells engineered to recognize two cancer targets (CD19 and CD22) to treat B-cell blood cancers that have come back or not responded to standard treatments. It may offer a treatment option when other therapies have stopped working.
Wuhan, HubeiAges 3–75 - NCT06736288RecruitingPhase 4
Buccalin® tablets to prevent repeat lung infections
This trial tests whether Buccalin® tablets can help adults who get frequent lower respiratory infections (like bronchitis or COPD flare-ups). It's a phase 4 study collecting more data on safety and how well the medicine works to prevent these infections from coming back.
AlessandriaAges 18–99 - NCT06737406Recruiting
Cream combo for children's hand and foot warts
This trial tests a cream combination of 5-fluorouracil and calcipotriol for children with warts on their hands or feet. It may offer a more effective treatment option for stubborn warts.
Sari, MazandaranAges 4–18 - NCT06738134Recruiting
HIV care with extra support for heart and metabolic conditions
This trial offers a new way to manage HIV care for people who also have heart or metabolic problems like high blood pressure, diabetes, or high cholesterol. It aims to see if combining specialist care with HIV care can improve health outcomes.
ShatinAges 18 years+
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 4,175 recruiting infectious disease studies from the U.S. registry right now, out of 7,094 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.