Treatment
S-1 clinical trials
We’re tracking 802 recruiting studies that include S-1, each written for real people, not researchers, below.
Recruiting studies
- NCT06561308RecruitingPhase 2
Immunotherapy plus chemo for advanced endometrial cancer
This trial tests a combination of a PD-1 inhibitor (a type of immunotherapy) with chemotherapy given before surgery for advanced endometrial cancer. The goal is to see if this approach helps shrink the tumor and improve outcomes.
Hangzhou, ZhejiangAges 18–75 - NCT05668026RecruitingPhase 1/Phase 2
Venetoclax to shrink HIV reservoir in people on stable ART
This Phase 1/2 study tests whether venetoclax can help reduce the “HIV reservoir,” which is a hidden group of HIV-infected cells, while you stay on your usual HIV treatment. It also looks at whether the drug helps these infected cells die off in a controlled, safe way.
AarhusAges 18–65 - NCT06598371RecruitingPhase 1/Phase 2
Study of engineered immune cells for advanced solid tumors
This trial tests a new treatment made from your own immune cells (called tumor-infiltrating lymphocytes) that are genetically modified to fight cancer better. It is for people with certain advanced solid tumors that have not responded well to other treatments.
Houston, TexasAges 18 years+ - NCT06930573RecruitingPhase 4
AK112 for high-risk liver cancer after surgery
This study tests a new drug called AK112 (a combination antibody targeting two proteins that help tumors grow) after surgery for liver cancer that has a high chance of returning. The goal is to see if it can prevent the cancer from coming back.
Zhengzhou, HenanAges 18–75 - NCT07293559Recruiting
Understanding infant feeding choices in women with HIV
This study looks at how women with HIV decide whether to breastfeed, and what support they get from healthcare providers and family. It aims to learn about their experiences and needs.
Los Angeles, CaliforniaAges Any age - NCT07171606RecruitingPhase 2
Study of a new drug for advanced lung cancer
This trial tests a new drug called SSGJ-706, either alone or with other treatments, for people with advanced non-small cell lung cancer (NSCLC) that has spread or cannot be surgically removed. The goal is to see if it helps shrink or control the cancer.
ShanghaiAges 18–75 - NCT06814522RecruitingPhase 1/Phase 2
Study of psilocybin therapy for doctor burnout
This study tests whether psilocybin, given with professional therapy support, can help UCSD doctors who are feeling burned out. You would attend several clinic visits to receive the medicine and talk through your experiences.
San Diego, CaliforniaAges 21–70 - NCT05699655RecruitingPhase 2/Phase 3
New pre-surgery treatment for advanced stomach cancer with immunotherapy
This trial tests a new combination (tislelizumab plus apatinib and chemotherapy) before surgery for certain advanced stomach cancers, compared with the standard chemotherapy plus S1. The goal is to shrink the tumor and improve outcomes before and around surgery.
Fuzhou, FujianAges 18–75 - NCT00767312Enrolling by invitation
Study how HIV multiplies during HIV drug treatment
This study looks at how HIV continues to multiply (or stays suppressed) while you are taking antiretroviral therapy, using blood samples. It may help researchers better understand what HIV is doing during treatment and why some people experience changes like viral rebound.
Bethesda, MarylandAges 18–99 - NCT04990609RecruitingPhase 2
Study for pancreatic cancer using a biopsy-confirmed treatment approach
This Phase 2 trial is for people with pancreatic ductal adenocarcinoma (a type of pancreatic cancer) confirmed by biopsy. It tests a new treatment strategy after the cancer is diagnosed and considers people who haven’t had certain chemotherapy yet.
Houston, TexasAges 18 years+ - NCT05678166Recruiting
Testing a blood marker to predict worsening lung mycobacterial disease
This study checks whether a blood test called soluble programmed death-1 can help predict how nodular-bronchiectatic nontuberculous mycobacterial (NTM) lung disease will progress. Results may help doctors monitor patients more accurately and decide when to treat or follow more closely.
TaipeiAges 20 years+ - NCT07233252RecruitingPhase 2
Tislelizumab and chemotherapy for kidney pelvis cancer
This trial tests a combination of an immunotherapy drug (tislelizumab) and a chemotherapy drug (nab-paclitaxel) to treat kidney pelvis cancer while trying to save as much kidney function as possible. It may be an option if you have a small tumor in the kidney pelvis and are scheduled for a laser procedure.
Tianjin, Outside U.S.Ages 18 years+ - NCT06745050Recruiting
Motivation Matters! study for HIV treatment
This study tests a program called Motivation Matters! to help people with HIV who have traded sex for things they need get started on HIV medication and stay healthy. It uses text messages to support you.
NairobiAges 18 years+ - NCT07072351RecruitingPhase 1/Phase 2
Radiation plus chemoimmunotherapy for gastroesophageal junction cancer
This trial tests a shorter course of radiation combined with chemotherapy and immunotherapy to shrink gastroesophageal junction cancer before surgery. It aims to make the tumor removable and improve outcomes.
Xiamen, FujianAges 18 years+ - NCT07002346RecruitingPhase 3
Immunotherapy and bevacizumab for advanced ovarian clear cell cancer
This trial tests a combination of an immunotherapy drug (QL1706) and a targeted therapy (bevacizumab) for women with newly diagnosed advanced ovarian clear cell carcinoma. The goal is to see if this combination works better than standard treatment after surgery.
Wuhan, HubeiAges 18–75 - NCT06963814RecruitingPhase 1
HC006 with a PD-1 inhibitor for advanced solid tumors
This trial tests a new drug called HC006 combined with a standard immunotherapy (PD-1 inhibitor) for people with advanced solid tumors. It aims to see if the combination is safe and effective.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT07262164RecruitingPhase 1
Testing VG2062 for advanced solid tumors
This trial is testing a new drug called VG2062 for people with advanced solid tumors that have not responded to standard treatments. The goal is to see if it is safe and how the body processes it.
HebeiAges 18–75 - NCT06890988Recruiting
Dental team study to help end HIV epidemic
This trial tests if training dental teams (dentists, hygienists, assistants, navigators) can help end the HIV epidemic by offering HIV testing and prevention in dental visits. You may be able to join if you work in a dental practice that is part of this study.
New York, New YorkAges 18 years+ - NCT06902142Recruiting
HIV treatment study with Bictegravir medication monitoring
This study looks at how well HIV-1 patients take their medication (bictegravir/emtricitabine/tenofovir) and how that relates to how well the virus is controlled. It uses a special pill bottle cap that records when the bottle is opened, so the research team can see if the medicine is being taken as prescribed.
CaenAges 18 years+ - NCT06868836RecruitingPhase 2
Study of a new antibody combination for advanced lung cancer after targeted therapy
This trial tests a new drug (JS207) that targets both PD-1 and VEGF pathways, given alone or with other treatments, for people with advanced non-small cell lung cancer that has a specific gene change and has stopped responding to targeted therapy (TKI). The goal is to see if this combination can help shrink tumors or slow cancer growth.
Guangzhou, GuangdongAges 18–75 - NCT06776861Recruiting
Radiation plus immunotherapy for advanced breast cancer
This study looks at combining radiation therapy with immunotherapy for advanced breast cancer that has spread or cannot be surgically removed. The goal is to see if adding radiation after treatment helps improve outcomes.
Beijing, Beijing MunicipalityAges 18 years+ - NCT07289997RecruitingPhase 2
Combination therapy for advanced AFP-producing gastric cancer
This trial tests a combination of two immunotherapy drugs (iparomlimab and tuvonralimab) plus a targeted therapy (apatinib) and a chemotherapy drug (irinotecan hydrochloride) for people with a rare type of advanced stomach cancer called AFP-producing gastric cancer. It is for patients whose cancer did not respond to previous immunotherapy combined with chemotherapy.
Shijiazhuang, HebeiAges 18 years+ - NCT06693375RecruitingPhase 2
Testing a new imaging agent for rectal cancer lymph nodes
This trial tests a new nanoparticle-based imaging agent to better see lymph nodes near the rectum. It first checks healthy volunteers for safety, then studies people with rectal cancer to see if it can help guide surgery.
UppsalaAges 18–99 - NCT07419854RecruitingPhase 4
Restoring facial fullness after GLP-1 weight loss with Radiesse
This trial tests whether a facial filler called Radiesse can restore volume lost during weight loss from GLP-1 medications (like Wegovy or Mounjaro). It's for adults just starting GLP-1 therapy who expect to lose 20 pounds or more and want to see if fillers can help their face look fuller.
Pasadena, CaliforniaAges 21–65
Common questions
- Are there clinical trials studying S-1?
- Yes. Clin2 currently lists 802 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.