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
- NCT06389305Recruiting
CIK cell therapy for B-cell leukemia after CAR-T failure
This trial tests CIK immune cells for children and young adults with B-cell acute lymphoblastic leukemia that stopped responding to CAR-T cell therapy within 6 months. The goal is to see if CIK cells can help when CAR-T cells no longer work.
Beijing, Beijing MunicipalityAges 1–39 - NCT06391125RecruitingPhase 3
Lidocaine for pain relief with penicillin shot for syphilis
This study tests if adding a numbing medicine (lidocaine) to a penicillin shot reduces the pain of the injection for people being treated for syphilis. If you are starting your first of three weekly penicillin shots, you may be able to join.
St Louis, MissouriAges 18 years+ - NCT06390696Recruiting
Sand play for eczema: a biodiversity study
This study looks at whether playing in sand with different types of natural materials (to increase your contact with harmless microbes) can improve eczema symptoms. You would stop using your usual eczema creams during the trial to see if the sand play alone helps.
Helsinki, UusimaaAges 2–5 - NCT06390878Recruiting
Study on natural kindergarten yards
This study looks at how bringing nature back into kindergarten yards might affect children's health. It involves children who attend kindergarten and have not used antibiotics recently.
Helsinki, UusimaaAges 1–5 - NCT06392581Recruiting
Fungal infection risk in Ph-Neg acute lymphoblastic leukemia
This study looks at how often patients with a type of leukemia called Philadelphia-negative acute lymphoblastic leukemia (ALL) get serious fungal infections. It will help doctors understand who is at higher risk and how to better protect patients during treatment.
BresciaAges 18 years+ - NCT06392815Recruiting
PET scan for Lyme neuroborreliosis diagnosis
This trial tests whether a special PET scan (64Cu-DOTATATE) can help diagnose Lyme neuroborreliosis (LNB), an infection of the nervous system caused by Lyme disease. The study aims to see if this scan can detect the infection earlier or more accurately than current methods.
Copenhagen, Capital RegionAges 18–90 - NCT06393985RecruitingPhase 2
Maintenance therapy after stem cell transplant for B-ALL
This trial tests whether three targeted medicines (decitabine, venetoclax, and blinatumomab) can help prevent leukemia from coming back after a stem cell transplant. It is for people with B-cell ALL who have no detectable remaining leukemia cells and are at least 3 months past transplant.
Suzhou, JiangsuAges 18–65 - NCT06395129Recruiting
Better syringes for people who inject drugs
This study provides safer, low-dead-space syringes to people who inject drugs to help reduce the spread of infections like HIV and hepatitis C. It is designed for people in low- and middle-income countries who use needle exchange programs.
YerevanAges 18 years+ - NCT06395636Recruiting
Fitbit to detect infections after children's appendix surgery
This trial uses a Fitbit wearable to see if it can help detect infections early in children recovering from surgery for complicated appendicitis. It aims to improve recovery and catch problems sooner.
Chicago, IllinoisAges 3–18 - NCT06397378Recruiting
Video to help college students learn about HPV vaccine
This study is testing a video to help college students learn about the HPV vaccine and consider getting it. You'll watch a short video and share your thoughts in a survey. It's a chance to learn more about a vaccine that can prevent certain cancers.
East Lansing, MichiganAges 18–26 - NCT06397859Recruiting
Long-term bulevirtide for hepatitis D with compensated cirrhosis
This study looks at how well the drug bulevirtide (BLV) works over a long period for people with hepatitis D (HDV) and liver scarring that is still under control (compensated cirrhosis). It may help you if you have been taking BLV alone and want to see how your liver and health have been doing.
MilanAges 18 years+ - NCT06397794Recruiting
Pregnancy and parenting with Lyme disease study
This study explores the experiences of people who had Lyme disease during pregnancy or had ongoing Lyme symptoms throughout their pregnancy. By sharing your story in a recorded interview, you can help doctors and researchers better support parents with Lyme disease.
Washington D.C., District of ColumbiaAges 18 years+ - NCT06399302Recruiting
Improving outcomes for lung transplant patients
This study looks at ways to improve outcomes for people who are waiting for or have recently received a lung transplant. It aims to find better management strategies for both donors and recipients.
Los Angeles, CaliforniaAges 18 years+ - NCT06402318Recruiting
Quick breath test for COVID, flu, and RSV
This study tests a breathalyzer device that quickly detects COVID-19, flu, and RSV from your breath. If you are already being tested for these viruses, you may join to see if this new method works as well as the usual swab test.
Fort Sam Houston, TexasAges 18–89 - NCT06403943RecruitingPhase 4
Chinese herbs with standard TB treatment for lung health
This trial tests if adding a Chinese herbal formula (BaiDiZiYin ShenQiYiFei) to standard tuberculosis drugs helps improve symptoms like shortness of breath, fatigue, and coughing. It may be helpful for people diagnosed with pulmonary TB who also have signs of Qi and Yin deficiency (a traditional Chinese medicine pattern).
Beijing, Beijing MunicipalityAges 18–65 - NCT06406049Recruiting
Finishing HIV prevention study
This study is for cis-gender men who are HIV-negative and at risk for HIV. It tests a program to help you start and stay on PrEP (medication to prevent HIV).
Miami, FloridaAges 18–54 - NCT06405464Recruiting
Long-acting HIV shots vs daily pills in the Swiss HIV Cohort
This study looks at how well the long-acting injectable HIV treatment (cabotegravir plus rilpivirine) works in real life, compared to daily pills. It follows people in the Swiss HIV Cohort Study to understand who benefits most and why.
ZurichAges 18 years+ - NCT06407232RecruitingPhase 3
Letermovir for CMV after kidney or pancreas transplant
This trial tests whether a drug called letermovir can safely treat CMV infection in people who have had a kidney or pancreas transplant. It is for those who are at high risk for CMV and whose own immune system cannot fight the virus.
Madison, WisconsinAges 18 years+ - NCT06408142Recruiting
HIV testing and connection to care in South African ERs
This study tests a program that offers HIV testing and connects people to prevention or care right in the Emergency Department. It aims to make it easier for anyone visiting the ER to get the HIV services they need.
Cape Town, Western CapeAges 12 years+ - NCT06409819RecruitingPhase 1/Phase 2
Phage therapy for recurrent UTIs in kidney transplant patients
This trial tests a phage (virus that kills bacteria) treatment for women who have had a kidney transplant and keep getting urinary tract infections (UTIs) caused by E. coli bacteria. It aims to see if this therapy can help prevent future infections.
La Jolla, CaliforniaAges 18 years+ - NCT06410664Recruiting
Longer use of heat-moisture exchangers in the ICU
This study tests if keeping a device called a heat and moisture exchanger (HME) on a breathing tube for longer periods is safe and effective for ICU patients who need breathing support. It aims to reduce infections and complications.
Prague, Česká RepublikaAges 18 years+ - NCT06411925RecruitingPhase 4
Atock Dry Syrup for children with acute bronchitis
This trial tests a new cough syrup (Atock Dry Syrup) for children with acute bronchitis. If your child has a bad cough, wheezing, and symptoms started in the last 2 days, this treatment may help ease their symptoms.
SeoulAges 6 months–11 years - NCT06414408RecruitingEarly Phase 1
Doxy-PEP study for STI prevention
This trial studies whether giving the antibiotic doxycycline right after sex (known as Doxy-PEP) can prevent STIs. It asks participants to provide hair, blood, and urine samples and follow specific guidelines about hair and condom use.
San Francisco, CaliforniaAges 18 years+ - NCT06416150Recruiting
Text message support for cervical cancer screening
This study aims to reduce gaps in cervical cancer care by using text messages to help people who have been referred for a colposcopy. If you qualify, you will receive text reminders and support to make sure you get the follow-up you need.
New Brunswick, New JerseyAges 18–90
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.