Treatment
S-1 clinical trials
We’re tracking 792 recruiting studies that include S-1, each written for real people, not researchers, below.
Recruiting studies
- NCT06458504Recruiting
HIV infection and bone marrow health study
This study looks at how HIV infection affects the bone marrow's ability to make blood cells. Researchers will use bone marrow samples already taken from HIV-positive patients and compare them to samples from people without HIV.
Boulogne-BillancourtAges 18 years+ - NCT06734312Recruiting
Stomach procedure to maintain weight loss after GLP-1s
This study is for people who have lost weight using semaglutide or tirzepatide and are stopping that medication. It tests a stomach procedure (called mucosal ablation) to see if it can help you keep the weight off after stopping the drug.
Cary, North CarolinaAges 21–65 - NCT07276724RecruitingPhase 3
Study of GB-0895 for severe uncontrolled asthma
This study tests a new medicine called GB-0895 for people with severe asthma that is not well controlled by current treatments. The medicine is added to your usual asthma medications to see if it can reduce asthma attacks and improve breathing.
Northridge, CaliforniaAges 12–80 - NCT07275606RecruitingPhase 1/Phase 2
Testing HIV prevention medicine cabotegravir in newborns
This study tests a long-acting injectable HIV prevention medicine called cabotegravir in newborn babies who were exposed to HIV. The goal is to see if it can help protect them from getting HIV.
Parow ValleyAges Up to 1 week - NCT07272837Recruiting
How semaglutide affects heart and muscle mass
This study looks at how semaglutide (Ozempic or Wegovy) changes heart muscle and body muscle. It may help people with type 2 diabetes or those taking the drug for weight loss understand if their heart is affected.
Edmonton, AlbertaAges 18–80 - NCT07277439RecruitingPhase 2
Immunotherapy and chemoradiation before surgery for stomach cancer
This study tests combining an immunotherapy drug (PD-1 inhibitor) and a medication to boost your immune system (thymalfasin) with standard chemotherapy and radiation before surgery for stage III cancer where the stomach meets the esophagus. The goal is to see if this approach can shrink the tumor and improve outcomes.
Nanjing, JiangsuAges 18–75 - NCT07266428RecruitingPhase 1/Phase 2
Study of a new drug (OTP-01) for advanced solid tumors
This trial is testing a new drug called OTP-01 that targets two proteins (PD-1 and VEGFR2) to help your immune system fight cancer and stop tumors from growing. It is for people with advanced solid tumors that have not responded to or cannot have standard treatments.
New Haven, ConnecticutAges 18 years+ - 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 - NCT07259980Recruiting
Long-term safety of tofersen for SOD-1 ALS
This study checks the long-term safety of the drug tofersen (also known as Qalsody) for people with a specific genetic type of ALS caused by SOD1 mutations. It aims to make sure the drug is safe over time by watching participants from registry networks.
Boston, MassachusettsAges 18 years+ - NCT07261826Recruiting
Long-term effects of fecal microbiota transplant
This study looks at how well fecal microbiota transplantation (FMT) works over time and checks its safety. If you have received at least one FMT for a qualifying condition, you may be able to participate.
Shanghai, Shanghai MunicipalityAges 3 years+ - NCT07258160RecruitingPhase 2
Cordycepin for low CD8+ cells in solid tumor patients
This trial tests a supplement derived from cordyceps mushrooms to see if it can raise low CD8+ immune cell levels in people who have had solid tumors. It may help strengthen your immune system after previous cancer treatments.
Suzhou, JiangsuAges 18 years+ - NCT06902467Recruiting
Chemotherapy directly into the abdomen after surgery for advanced ovarian cancer
This trial tests giving chemotherapy directly into the abdomen (intraperitoneal) after optimal surgery for advanced ovarian cancer. It aims to see if this approach is safe and effective for women who have already received 3-4 cycles of chemotherapy before surgery.
MurciaAges 18–70 - NCT05477849RecruitingPhase 1
Study drug for people with advanced solid tumors
This Phase 1 trial tests the safety and early effects of VG2025 in people with advanced solid cancers that have stopped responding to standard treatments. It’s mainly looking for side effects and how the body processes the drug, and it may offer a new option when other treatments haven’t worked.
Hangzhou, ZhejiangAges 18–75 - NCT05916248RecruitingEarly Phase 1
mRNA vaccine plus pembrolizumab for advanced solid tumors
This trial tests whether a personalized mRNA vaccine, given with pembrolizumab, can help people with advanced solid tumors by training the immune system to recognize cancer. It is mainly for patients whose tumor tissue matches specific genetic and immune patterns, and who meet key safety and infection requirements.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT07244445Recruiting
Pistachios with GLP-1 therapy for weight and nutrition
This study tests whether adding pistachios to your diet can improve nutrition and weight loss while you are already on a GLP-1 medication like Wegovy, Ozempic, or Mounjaro. It is open to adults who have been on the medication for at least three months.
Clevland, OhioAges 18–80 - NCT07231445RecruitingPhase 1
ZG006 with immunotherapy for extensive small cell lung cancer
This trial tests a new drug, ZG006, combined with standard immunotherapy (PD-1/PD-L1 inhibitors) for people with advanced small cell lung cancer that hasn't been treated before. The goal is to find out if this combination works better than the current standard care.
Shanghai, Shanghai MunicipalityAges 18–75 - NCT07235319RecruitingPhase 3
Immediate vs delayed radiation after chemo-immunotherapy for metastatic NPC
This trial tests whether giving radiation therapy to the main tumor right after chemo-immunotherapy is better than waiting until the cancer comes back, in people with newly diagnosed metastatic nasopharyngeal cancer. It aims to see which approach helps you live longer and have fewer side effects.
Guangzhou, GuangdongAges 18–70 - 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+ - NCT07234916Enrolling by invitation
Multivitamins for people starting weight-loss injections
This trial tests whether a multivitamin can help people on the weight-loss injection Tirzepatide maintain healthy vitamin levels. If you're using this injection and meet the other criteria, you may join.
AmersfoortAges 18–70 - 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+ - NCT07224971RecruitingPhase 2
Timing of immunotherapy for advanced cancer
This trial tests whether the time of day you receive immunotherapy (in the morning vs. later) affects how well it works. It is for people with advanced lung cancer or other solid tumors who are just starting or continuing PD-1/PD-L1 inhibitor treatment.
Pittsburgh, PennsylvaniaAges 18 years+ - NCT07224334RecruitingPhase 1
How cells talk to adjust insulin for weight
This study looks at how cells in the pancreas communicate to help the body produce enough insulin when you have insulin resistance (weight-related). It tests a peptide to see how this communication works.
Durham, North CarolinaAges 18–60 - NCT07229170Recruiting
Taste changes and eating habits on weight loss drugs
This study looks at how GLP-1 medications (like semaglutide/Wegovy or tirzepatide/Mounjaro) change your sense of taste and eating habits while losing weight. If you are 18–60, have obesity, and have been taking one of these drugs for at least 12 weeks, you may qualify.
Roma, ItalyAges 18–60 - NCT06907056RecruitingPhase 4
A study on a simpler HIV medication combination
This study tests if a two-drug HIV regimen (darunavir/cobicistat plus lamivudine) works as well as a standard three-drug regimen in men whose HIV is already well-controlled. If effective, this could mean taking fewer medications.
Mexico City, Mexico CityAges 18–70
Common questions
- Are there clinical trials studying S-1?
- Yes. Clin2 currently lists 792 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.