Treatment
S-1 clinical trials
We’re tracking 803 recruiting studies that include S-1, each written for real people, not researchers, below.
Recruiting studies
- NCT06008925RecruitingPhase 1/Phase 2
VG161 plus nivolumab for advanced gastric cancer
This trial tests a new combination therapy (VG161, a herpes-based virus therapy, plus nivolumab) for people with advanced stomach or gastroesophageal junction cancer that has not responded to at least two previous treatments, including a PD-1 inhibitor. The goal is to see if this combination can shrink tumors or slow cancer growth.
Beijing, Beijing MunicipalityAges 18–75 - NCT06017583RecruitingPhase 3
Chemo plus immunotherapy and targeted radiation for advanced rectal cancer
This trial tests whether combining chemotherapy, immunotherapy (PD-1 inhibitor), and a precise type of radiation can help shrink locally advanced rectal cancer before surgery. It aims to improve treatment success and reduce side effects.
Nanning, GuangxiAges 18–70 - NCT06045780Recruiting
Sepsis and cell stress: a study of HO-1/CREB3
This trial is studying how a specific protein (HO-1/CREB3) affects stress inside cells (called Golgi stress) in patients with sepsis. It may help doctors understand sepsis better and find new ways to treat it.
Tianjin, Tianjin MunicipalityAges 18–100 - NCT06049082RecruitingPhase 1
A study of KB408 for alpha-1 antitrypsin deficiency
This study tests a new gene therapy called KB408 for people with alpha-1 antitrypsin deficiency (AATD). It aims to see if KB408 can help your body produce enough of the missing protein to protect your lungs and liver.
Gainesville, FloridaAges 18–70 - NCT06051409RecruitingPhase 3
Olverembatinib for newly diagnosed Ph+ ALL
This trial tests a new targeted drug, olverembatinib, in adults newly diagnosed with Philadelphia chromosome-positive acute lymphoblastic leukemia (Ph+ ALL). The goal is to see if this drug can help control the leukemia with manageable side effects.
Birmingham, AlabamaAges 18 years+ - NCT06092957RecruitingPhase 3
Reduced radiation after chemo-immunotherapy for high-risk nasopharyngeal cancer
This trial tests whether a lower dose of radiation, with or without additional chemo-immunotherapy, works as well as the standard full-dose chemoradiation for people with advanced nasopharyngeal cancer who had a complete response after initial chemo-immunotherapy.
Guangzhou, GuangdongAges 18–70 - NCT06099821RecruitingPhase 2
KN046 plus targeted pills for resistant MSI-H digestive cancers
This trial tests two types of targeted therapy pills (Regorafenib or Apatinib) combined with a new immunotherapy drug (KN046). It is for people with MSI-H or dMMR digestive system cancers that have stopped responding to standard immunotherapy.
BeijingAges 18 years+ - NCT06100718Recruiting
Detecting new cancer after a stroke in at-risk patients
This study looks for hidden cancers in people who have had a stroke and have high levels of a blood marker called D-dimer. It aims to see if a full cancer screening one year later can find new cancers that might have been missed.
Lausanne, Canton of VaudAges 18 years+ - NCT06100497RecruitingPhase 2
PD-1 plus chemo for advanced head and neck cancer
This trial tests a combination of immunotherapy (PD-1) and chemotherapy for people with advanced head and neck cancers that are poorly differentiated. The goal is to see if the combination helps shrink tumors before possible surgery or radiation.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06102759Recruiting
Study of adebrelimab and fruquintinib plus chemo for advanced stomach cancer after PD-1 failure
This trial tests a combination of two targeted drugs (adebrelimab and fruquintinib) plus chemotherapy (paclitaxel or albumin-bound paclitaxel) for people with advanced gastric or gastroesophageal junction cancer whose disease progressed after prior PD-1 antibody treatment. The goal is to see if this new combination can help when standard options have stopped working.
Tianjin, Tianjin MunicipalityAges 18 years+ - NCT07476339RecruitingPhase 4
Returning to HIV Care with Biktarvy
This trial tests the medication Biktarvy (bictegravir, emtricitabine, and tenofovir alafenamide) for people with HIV who have stopped taking their antiretroviral therapy (ART) for at least 12 weeks and are ready to restart treatment. It aims to see how well the medication works when restarting care.
Clearwater, FloridaAges 18 years+ - NCT06126510RecruitingPhase 2
Study of VG161 for advanced bone and soft tissue sarcoma
This trial tests a new virus-based therapy (VG161) injected directly into tumors for people with advanced bone and soft tissue sarcoma that hasn't responded to other treatments. The goal is to see if the virus can shrink tumors and slow the cancer's growth.
BeijingAges 18–75 - NCT06138028RecruitingPhase 2/Phase 3
Sintilimab plus chemo and radiation for advanced esophageal cancer
This trial tests a combination of an immunotherapy drug (sintilimab) plus chemotherapy followed by radiation therapy for advanced esophageal cancer that has spread. The goal is to see if this sequence can help shrink tumors and improve outcomes.
Qingdao, ShandongAges 18–80 - NCT06158919Recruiting
Immunotherapy Plus Targeted Therapy and Chemo for Stomach Cancer
This trial tests a combination of immunotherapy (PD-1 inhibitor), a targeted drug (fruquintinib), and chemotherapy as a first treatment for advanced stomach or gastroesophageal junction cancer that is HER2-negative. It aims to see if this combination can shrink tumors and help people live longer.
Shanghai, Shanghai MunicipalityAges 18–80 - NCT06165341RecruitingPhase 3
Fazirsiran for mild liver scarring in alpha-1 antitrypsin deficiency
This study tests an investigational drug called fazirsiran, which is designed to treat alpha-1 antitrypsin deficiency-related liver disease with mild scarring. The goal is to see if fazirsiran is safe and can improve or slow liver damage in people with the PiZZ genetic type.
Phoenix, ArizonaAges 18–75 - NCT06178419Recruiting
Remote Conditioning for Brain Ischemia in Takayasu Arteritis
This trial tests whether gentle, repeated blood pressure cuff inflations on the arm can improve blood flow to the brain in people with Takayasu arteritis. It's for those with inactive disease and narrowed brain arteries but who still have low brain blood flow.
Beijing, Beijing MunicipalityAges 18–65 - NCT06180174RecruitingPhase 1
CD19-targeted CAR-T cells for relapsed B-cell lymphoma
This trial tests a new type of immune cell therapy (CAR-T cells) that targets a protein called CD19 on your lymphoma cells. It's for people whose B-cell lymphoma has returned or not responded to standard treatments.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06187597RecruitingPhase 2
Toripalimab after chemoradiation for older esophageal cancer
This study tests whether adding a drug called toripalimab after standard chemoradiation can help older adults with esophageal cancer. The goal is to see if this treatment can keep the cancer from coming back after initial therapy.
Guangzhou, GuangdongAges 70–85 - NCT06194734RecruitingPhase 3
KC1036 vs. chemo for advanced esophageal cancer
This study compares a new drug, KC1036, to standard chemotherapy options for people with advanced esophageal squamous cell cancer that has progressed after immunotherapy and at least one chemo. It aims to see if KC1036 works better or has fewer side effects.
BeijingAges 18–75 - NCT06197698Recruiting
Parkinson's and gut-brain connection study
This study is looking at how the bacteria in your gut might affect your brain in Parkinson's disease. It involves two types of brain scans to see differences between people with Parkinson's and healthy volunteers.
DouliuAges 20 years+ - NCT06199492Recruiting
Smart optical probe to guide cancer needle biopsies
This study tests a new optical probe that takes special images during a needle biopsy to help guide doctors to collect better samples. It may help people with cancer in lymph nodes, liver, or lung who are already scheduled for an image-guided biopsy.
Houston, TexasAges 18 years+ - NCT06222801Recruiting
Cytokinetic therapy study for adults with cancer
This study collects information from people with cancer who receive a special treatment called cytogenetic therapy, which uses your own cells to attack the tumor. The goal is to learn more about this treatment and its results.
MoscowAges 18–95 - NCT06239727RecruitingPhase 3
Reduced-dose radiotherapy for stage III nasopharyngeal cancer based on response
This trial tests whether a lower dose of radiation can safely treat stage III nasopharyngeal cancer if you have already responded well to initial chemotherapy plus immunotherapy (Camrelizumab). The goal is to reduce side effects while still controlling the cancer.
Fuzhou, FujianAges 18–65 - NCT06256419Recruiting
Gene testing and exenatide response in Chinese type 2 diabetes patients
This study looks at how certain genes affect the risk of type 2 diabetes and how well the drug exenatide (a GLP-1 receptor agonist) works in Chinese patients. It aims to see if your genetic makeup can predict how you will respond to treatment.
Xuzhou, ChinaAges 25–70
Common questions
- Are there clinical trials studying S-1?
- Yes. Clin2 currently lists 803 recruiting studies that include S-1, drawn from the U.S. registry and rewritten for real people so you can see what each is testing and who it's for.
- How do I know if I qualify for a S-1 trial?
- Each study lists its own eligibility criteria — rules about condition, age, and prior treatments. On every Clin2 trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Is S-1 an approved treatment?
- A drug being studied in a trial may be investigational (still being tested) or already approved and being studied for a new use. Each study page explains what phase it's in. Clin2 does not provide medical advice — talk with your doctor about whether S-1 or a specific trial is right for you.
Related treatments
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. A drug appearing here is being studied in a trial and may be investigational. Talk with your doctor about whether a specific treatment or trial is right for you.