Treatment
S-1 clinical trials
We’re tracking 793 recruiting studies that include S-1, each written for real people, not researchers, below.
Recruiting studies
- NCT06657690RecruitingPhase 2
New drug combo for advanced nasopharyngeal cancer after immunotherapy
This trial tests a combination of two drugs, irinotecan liposome and S-1, for people with a type of nose and throat cancer that has spread or come back after treatment with immunotherapy (PD-1/L1 inhibitors). The goal is to see if this new combination can help when standard treatments have stopped working.
Zhuhai, GuangzhouAges 18–70 - NCT07472153RecruitingPhase 2/Phase 3
Immunotherapy plus chemo for advanced cervical cancer
This trial tests adding immunotherapy drugs (PD-1 or PD-L1 inhibitors) to standard chemotherapy, with or without bevacizumab, for people with cervical cancer that has spread, persisted, or come back after treatment. The goal is to see which combination works better.
Minsk, LesnoyAges 18–75 - NCT07293754RecruitingPhase 1/Phase 2
Study of RPTR-1-201 for advanced solid tumors
This trial tests a new drug called RPTR-1-201 for people with advanced solid tumors that have not responded to standard treatments. It aims to see if the drug is safe and effective.
Grand Rapids, MichiganAges 18 years+ - NCT07272382Recruiting
Omega-3 supplements with immunotherapy for advanced esophageal cancer
This trial tests whether adding omega-3 fatty acid supplements to a PD-1 inhibitor (a type of immunotherapy) can help control advanced esophageal cancer. It is for people whose cancer has spread or returned, and who have not already failed a similar immunotherapy.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT07230639RecruitingPhase 2
Shorter radiation with chemo and immunotherapy for high-risk colon cancer
This trial tests a shorter course of radiation combined with chemotherapy and an immunotherapy drug (PD-1 inhibitor) for people with a specific type of high-risk colon cancer that has not spread. The goal is to see if this approach can shrink the tumor before surgery and improve outcomes.
Guangzhou, GuangdongAges 18–75 - NCT07169136Recruiting
A weight-loss medication for PCOS in teenage girls
This trial tests a medication called a GLP-1 agonist (a type of drug that helps with weight loss and blood sugar) to see if it can improve how your brain and reproductive system work, which may help with PCOS symptoms and fertility. The study is for teenage girls with PCOS who are also obese, and it could offer an option if lifestyle changes alone haven't been enough.
Jacksonville, FloridaAges 12–18 - NCT07140289Enrolling by invitation
GLP-1 drugs and stomach emptying before surgery
This study looks at how GLP-1 medications affect the time it takes for your stomach to empty before anesthesia. It may help doctors decide if you need to take special precautions before your surgery.
Detroit, MichiganAges 18–90 - NCT07111494RecruitingPhase 4
GLP-1 medication for psoriatic arthritis outcomes
This study tests if adding a GLP-1 medication (a type of drug that helps with weight and blood sugar) to your usual psoriatic arthritis treatment can improve your joint and skin symptoms. It is for people with psoriatic arthritis who have not yet achieved good control of their disease and have a higher body weight.
Milwaukee, WisconsinAges 18 years+ - NCT07082062Recruiting
GLP-1 formula for glucose control
This trial tests whether a special GLP-1 formula can help regulate blood sugar and increase GLP-1 levels in people with higher body fat. It may offer a new way to support metabolic health.
TaichungAges 18–50 - NCT07074470Recruiting
New drug combo for relapsed brain lymphoma
This trial tests a new combination of drugs (teniposide, a PD-1 checkpoint inhibitor, and selinexor) for people with relapsed or refractory primary central nervous system lymphoma. It aims to see if this three-drug approach can shrink tumors or slow the disease when previous treatments haven't worked.
Suzhou, JiangsuAges 18–75 - NCT07070479RecruitingPhase 2
Combination treatment for PD-1 resistant nasopharyngeal cancer
This trial is testing a combination of drugs for people whose nasopharyngeal cancer has stopped responding to standard treatments like platinum chemotherapy and PD-1 inhibitors. It aims to find a new effective approach for advanced or recurrent disease.
Guangzhou, GuangdongAges 18–70 - NCT07053072RecruitingPhase 1
PD-1 mRNA vaccine for advanced liver cancer
This trial tests a new mRNA vaccine for people with advanced liver cancer that has returned or spread after other treatments. The vaccine aims to help your immune system fight the cancer more effectively.
Chengdu, SichuanAges 18–70 - NCT07042672Recruiting
Therapy and medication for binge eating in obesity
This trial tests whether a medication (liraglutide) plus behavioral counseling helps people with severe obesity and binge-eating disorder reduce binge episodes, lose weight, and improve coping. Participants will receive either liraglutide or placebo, along with group therapy sessions.
Bergen, VestlandAges 18–65 - NCT06826079RecruitingPhase 2
Sorbitol plus chemo and immunotherapy for advanced gastric cancer
This trial tests adding sorbitol to standard chemotherapy and an immunotherapy drug (tirellizumab) for people with locally advanced stomach cancer. The goal is to see if this combination is safe and helps shrink tumors before surgery.
Wuhan, HubeiAges 18–70 - NCT06802757RecruitingPhase 2
Study of posaconazole with immunotherapy and chemo for triple-negative breast cancer
This trial tests if adding posaconazole (an antifungal drug) to standard immunotherapy and chemotherapy before breast cancer surgery works better than just the standard treatment. It is for people with newly diagnosed, early-stage triple-negative breast cancer.
Jinan, ShandongAges 18–70 - NCT06627712RecruitingPhase 3
SBRT with immunotherapy and chemo for early-stage triple-negative breast cancer
This trial tests whether combining targeted radiation (SBRT) with immunotherapy (PD-1 inhibitor) and chemotherapy can improve outcomes for people with early-stage triple-negative breast cancer that has not spread far. It aims to find a more effective treatment option.
Sichuan, ChengduAges 18–65 - NCT06581120Enrolling by invitation
Stomach ultrasound study for diabetes and obesity
This study uses ultrasound to see how GLP-1 RA medications (like Ozempic) affect the stomach in people with type 2 diabetes and obesity. It may help doctors better understand how these medicines work.
Cincinnati, OhioAges 10–25 - NCT06510010RecruitingPhase 2
Chemo plus H. pylori treatment for advanced stomach cancer
This trial tests whether adding H. pylori bacteria treatment to standard chemotherapy (before and after surgery) can improve outcomes for people with locally advanced stomach cancer. It combines oxaliplatin and S-1 chemo with antibiotics to clear the infection.
GuangzhouAges 18–75 - NCT06229496RecruitingPhase 1
Study of GAS for newly diagnosed advanced pancreatic cancer
This trial tests an oral medication called GAS in people with pancreatic cancer that has spread to other parts of the body, who have not yet received any treatment for metastatic disease. The goal is to find the best dose and see how well it works.
Chiayi CityAges 18 years+ - NCT06069830Recruiting
PET scan and EBV test guided treatment for nasal NK/T cell lymphoma
This trial uses PET scans and EBV DNA levels to personalize treatment for patients with early-stage nasal NK/T cell lymphoma. It aims to reduce side effects by adjusting therapy based on how well the cancer responds.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT06002789RecruitingPhase 2
PD-1 immunotherapy with or without chemo before surgery for colorectal cancer
This trial tests a medicine called PD-1 (a type of immunotherapy that helps your immune system fight cancer), sometimes with chemotherapy, before surgery for a certain type of colorectal cancer. It is for people whose tumors have a specific DNA repair problem (dMMR or MSI-H) and whose cancer has not spread to distant organs.
Guangzhou, GuangdongAges 18–80 - NCT05593458RecruitingPhase 3
Stomach cancer surgery before chemo: artery-based or drip chemo
This trial compares two ways of giving chemotherapy before surgery for locally advanced stomach or stomach–esophagus cancer: chemo sent through an artery versus chemo given through an IV line. It also studies adding PD-1 immunotherapy to see which approach works better and is safer.
Hangzhou, ZhejiangAges 18–75 - NCT07645287RecruitingPhase 2
New HIV Combination Therapy for People on Biktarvy
This study tests a new HIV medication (GS-3242) combined with lenacapavir against your current Biktarvy regimen. Both are all-oral treatments for people whose HIV is well-controlled.
Phoenix, ArizonaAges 18 years+ - NCT04997837RecruitingPhase 3
Adjuvant chemo with or without PD-1 for stomach cancer after surgery
This Phase 3 trial studies whether adding an immune medicine called PD-1 (given as an “inhibitor”) to standard chemotherapy and chemoradiation after stomach/GEJ cancer surgery can lower the risk of cancer coming back. You may qualify if you’ve had surgery removing the tumor and lymph nodes showed higher-risk disease.
Shanghai, Shanghai MunicipalityAges 18 years+
Common questions
- Are there clinical trials studying S-1?
- Yes. Clin2 currently lists 793 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.