Phase 3 Lung Cancer Trial, Recruiting
Who may be able to join
AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI
Who might be able to join this trial:
- Adults aged 18 or older
- People who have been diagnosed with small cell lung cancer (SCLC), confirmed through a tissue or cell sample test
- People whose SCLC continued to grow or came back after receiving a first round of platinum-based chemotherapy
- People who have at least one tumour that can be measured on a scan, according to standard measurement guidelines
- People who are generally well enough to carry out light activity and care for themselves (a standard health performance rating of 0 or 1 on a scale used by doctors)
- People with a life expectancy of more than 12 weeks
- Women who are not pregnant at the time of screening, or who are confirmed as not able to become pregnant
- People who are willing and able to use appropriate contraception throughout the study
- People who have given their written agreement to take part before any study procedures begin
Who may not be able to join:
- People with a mixed type of SCLC, a history of SCLC that changed from another lung cancer type, or SCLC that has since changed into non-small cell lung cancer (NSCLC)
- People who received their last chemotherapy treatment 30 days or fewer before joining the study
- People who have previously been treated with therapies that target a protein called B7-H3
- People who have previously received a type of chemotherapy called a topoisomerase I inhibitor, including certain antibody-drug treatments that contain one
- People who have not waited long enough since their last treatment before joining the study, as set out in the study guidelines (confirm with trial site)
- People with brain metastases (cancer that has spread to the brain) that are untreated or causing symptoms, with some exceptions defined in the study guidelines (confirm with trial site)
- People who still have unresolved side effects from previous cancer treatment that remain above a mild level, with some exceptions (confirm with trial site)
- People with a history of another cancer, with some exceptions defined in the study guidelines (confirm with trial site)
- People whose bone marrow, liver, kidneys, or other organs are not functioning at a sufficient level
- People with signs of heart or blood vessel risk factors
- People with serious or uncontrolled heart or blood vessel disease
- People with severe or uncontrolled diabetes
- People with severe or uncontrolled high blood pressure
- People who have had significant or obvious bleeding in the month before joining the study
- People who have had a serious blood clot in an artery or vein within the 3 months before joining the study
- People who have had a serious infection within the 4 weeks before joining the study
- People who have been taking steroid medication throughout their body (not just a cream or inhaler) in the 30 days before joining the study, with some exceptions (confirm with trial site)
- People with an active infectious disease at the time of joining
- People with current liver brain disease (hepatic encephalopathy), a liver-kidney syndrome, or moderate to severe liver scarring (cirrhosis rated Child-Pugh Grade B or worse)
- People with a history of scarring lung disease, lung inflammation caused by immunotherapy, or moderate to severe lung disease
- People with a history of severe nerve damage or serious mental health disorders
- Women who are able to become pregnant, are currently breastfeeding or plan to breastfeed during the study, or plan to become pregnant during the study
- People who received a vaccine or had any allergic reaction in the 4 weeks before joining the study (confirm with trial site)
- People with a history of serious allergic reactions or serious reactions to infusions, or allergies to proteins derived from human or mouse sources used in treatments
- People with a known allergy to any ingredient in the study drug HS-20093, topoisomerase I inhibitors, or the comparison drug Topotecan
Important: Always verify eligibility with the trial site directly before applying.
Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
Overall survival
Can't join this trial?
Data last synced from ClinicalTrials.gov: 20 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.