Clinical trial • Phase III • Oncology

sacituzumab govitecan for Extensive-stage small cell lung cancer

Phase III trial of sacituzumab govitecan for Extensive-stage small cell lung cancer.

Overview

Trial Therapeutic Area
Oncology
Trial Disease
Extensive-stage small cell lung cancer
Trial Stage
Phase III
Drug Modality
ADC | Small molecule

Key dates

Initial CTIS Submission Date
31-01-2025
First CTIS Authorization Date
27-05-2025

Trial design

Randomised, open-label, intervention: trodelvy (sacituzumab govitecan) 200 mg powder for concentrate for solution for infusion; intravenous route; dosing unit mg/kg (max daily 12 mg/kg); 21-day treatment period indicated in product metadata. comparator: hycamtin (topotecan) 4 mg powder for concentrate for solution for infusion; intravenous route; dosing unit mg/m2 (max daily 2.3 mg/m2); 21-day treatment period indicated in product metadata.-controlled Phase III trial in Belgium, France, Germany and others.

Randomised
Yes
Open Label
Yes
Comparator
Intervention: Trodelvy (sacituzumab govitecan) 200 mg powder for concentrate for solution for infusion; intravenous route; dosing unit mg/kg (max daily 12 mg/kg); 21-day treatment period indicated in product metadata. Comparator: HYCAMTIN (topotecan) 4 mg powder for concentrate for solution for infusion; intravenous route; dosing unit mg/m2 (max daily 2.3 mg/m2); 21-day treatment period indicated in product metadata.
Target Sample Size
435

Eligibility

Recruits 435 adults.

Inclusion criteria

  • {"criterion_text":"- Histologically confirmed diagnosis of SCLC.\n- Eastern Cooperative Oncology Group (ECOG) performance status score of 0 or 1.\n- Measurable disease by computed tomography (CT) or magnetic resonance imaging (MRI) as assessed by investigator per RECIST v1.1 criteria.\n- Documentation of radiological disease progression after 1 prior line of platinum-containing chemotherapy (defined as at least 2 cycles of treatment) with or without therapy directed against programmed cell death protein 1 (PD-1) or programmed cell death ligand 1 (PD-L1; PD-1 and PD-L1 are hereafter referred to as PD-[L]1) for ES-SCLC (Note: at least 85% of participants included in the study must be pretreated with anti-PD-[L]1 therapy)"}

Exclusion criteria

  • {"criterion_text":"- Chemotherapy-free interval ([CTFI] time from the last dose of first-line platinum-containing chemotherapy to the occurrence of progressive disease) < 30 days (independent of the immunotherapy maintenance).\n- Received any prior treatment with irinotecan, topotecan, SG, SN-38, exatecan derivatives, and similar agents targeting topoisomerase I.\n- Untreated central nervous system (CNS) metastases and/or carcinomatous meningitis. Participants with previously treated brain metastases may participate provided they have stable CNS disease (ie, without evidence of progression) for at least 4 weeks prior to enrollment and all neurologic symptoms have returned to baseline, have no evidence of new or enlarging brain metastases, and are taking ≤ 10 mg/day of prednisone or its equivalent."}

Endpoints

Primary endpoints

  • {"endpoint_text":"- ORR is defined as the percentage of participants who have achieved a complete response (CR) or partial response (PR) as assessed by BICR according to RECIST v1.1","definition_or_measurement_approach":"ORR is defined as the percentage of participants who have achieved a complete response (CR) or partial response (PR) as assessed by blinded independent central review (BICR) according to RECIST v1.1"}
  • {"endpoint_text":"- OS is defined as length of time from randomization until the date of death from any cause","definition_or_measurement_approach":"OS is defined as length of time from randomization until the date of death from any cause"}

Secondary endpoints

  • {"endpoint_text":"- PFS is defined as the time from date of randomization until disease progression as assessed by BICR according to RECIST v1.1 or death from any cause, whichever comes first","definition_or_measurement_approach":"PFS is defined as the time from date of randomization until disease progression as assessed by blinded independent central review (BICR) according to RECIST v1.1 or death from any cause, whichever comes first"}
  • {"endpoint_text":"- DOR is defined as is measured from the time of first response (CR or PR) as assessed by BICR according to RECIST v1.1, until the date of first documented disease progression or death, whichever comes first","definition_or_measurement_approach":"DOR is measured from the time of first response (CR or PR) as assessed by BICR according to RECIST v1.1 until the date of first documented disease progression or death, whichever comes first"}
  • {"endpoint_text":"- Time to first deterioration in shortness of breath","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Time to first deterioration in physical functioning","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Incidence of treatment-emergent adverse events (AEs) and clinical laboratory abnormalities","definition_or_measurement_approach":"Incidence of treatment-emergent adverse events (AEs) and clinical laboratory abnormalities as captured in safety assessments"}

Recruitment

Planned Sample Size
435
Recruitment Window Months
52
Consent Approach
Informed consent is obtained using subject information sheets and ICF documents. ICF/SIS materials and related consent documents are available in multiple country-specific languages (examples in the submission: EN, FR, NL, DE, HU, PL, IT, ES, RO, NO, EL). Optional/ancillary consent forms are provided for items such as pregnant partner information, treatment beyond progression, optional genomic research, tumor biopsy and Greenphire/eCOA use (these specific ICFs are listed among submitted documents).

Methods

  • Doctor-to-Patient letter: recruitment material (document titles include 'Dr-to-Patient Letter' / 'Doctor to Patient Letter') distributed via healthcare professionals to potential participants; language/country-specific versions available.
  • Doctor-to-Doctor letter: HCP-to-HCP communication to inform referring clinicians about the trial and identify potential participants; country-specific versions present.
  • Patient flyer / Patient Study Guide: printed or electronic flyers for patients (titles present in multiple languages) to raise awareness among patients.
  • Site Conversation Guide: materials to support site staff conversations with potential participants.
  • Patient ID cards / Wallet cards / Patient comfort kits referenced among subject information materials to support recruitment and retention.

Geography

Total Number Of Participants
435

Belgium

Earliest CTIS Part Ii Submission Date
22-04-2025
Latest Decision Or Authorization Date
22-12-2025
Processing Time Days
244
Number Of Participants
16

France

Earliest CTIS Part Ii Submission Date
14-03-2025
Latest Decision Or Authorization Date
22-12-2025
Processing Time Days
283
Number Of Participants
34

Germany

Earliest CTIS Part Ii Submission Date
08-05-2025
Latest Decision Or Authorization Date
16-03-2026
Processing Time Days
312
Number Of Participants
27

Greece

Earliest CTIS Part Ii Submission Date
14-02-2025
Latest Decision Or Authorization Date
28-04-2026
Processing Time Days
438
Number Of Participants
19

Hungary

Earliest CTIS Part Ii Submission Date
26-03-2025
Latest Decision Or Authorization Date
08-01-2026
Processing Time Days
288
Number Of Participants
8

Italy

Earliest CTIS Part Ii Submission Date
14-04-2025
Latest Decision Or Authorization Date
08-01-2026
Processing Time Days
269
Number Of Participants
30

Romania

Earliest CTIS Part Ii Submission Date
16-05-2025
Latest Decision Or Authorization Date
27-01-2026
Processing Time Days
256
Number Of Participants
25

Netherlands

Earliest CTIS Part Ii Submission Date
28-04-2025
Latest Decision Or Authorization Date
02-03-2026
Processing Time Days
308
Number Of Participants
15

Spain

Earliest CTIS Part Ii Submission Date
05-05-2025
Latest Decision Or Authorization Date
09-03-2026
Processing Time Days
308
Number Of Participants
56

Norway

Earliest CTIS Part Ii Submission Date
05-05-2025
Latest Decision Or Authorization Date
28-01-2026
Processing Time Days
268
Number Of Participants
9

Poland

Earliest CTIS Part Ii Submission Date
24-04-2025
Latest Decision Or Authorization Date
15-01-2026
Processing Time Days
266
Number Of Participants
15

Sponsor

Primary sponsor

Full Name
Gilead Sciences Inc.
Organisation Type
Pharmaceutical company
Country Of Registered Address
United States

Contract research organisations

Name
IQVIA RDS Hellas Single Member S.A.
Responsibilities
On Site Monitoring Investigator Recruitment Project Management Regulatory Expertise
Name
IQVIA Limited
Responsibilities
On Site Monitoring Investigator Recruitment Project Management Regulatory Expertise
Name
Bioclinica Inc.
Responsibilities
Imaging Services
Name
Labcorp Central Laboratory Services LP
Responsibilities
Central Laboratory. Providing lab kits and sample storage. Shipping samples to third parties for analysis.
Name
Greenphire LLC
Responsibilities
Patient Travel and Reimbursement

Third parties

  • {"country":"Greece","full_name":"IQVIA RDS Hellas Single Member S.A.","duties_or_roles":"On Site Monitoring Investigator Recruitment Project Management Regulatory Expertise","organisation_type":"Pharmaceutical company"}
  • {"country":"United Kingdom","full_name":"IQVIA Limited","duties_or_roles":"On Site Monitoring Investigator Recruitment Project Management Regulatory Expertise","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Yprime LLC","duties_or_roles":"Provide eCOA Questionnaires and provisioned devices","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Signant Health Global LLC","duties_or_roles":"","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Greenphire LLC","duties_or_roles":"Patient Travel and Reimbursement","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Bioclinica Inc.","duties_or_roles":"Imaging Services","organisation_type":"Laboratory/Research/Testing facility"}
  • {"country":"United States","full_name":"Labcorp Central Laboratory Services LP","duties_or_roles":"Central Laboratory. Providing lab kits and sample storage. Shipping samples to third parties for analysis.","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Omnitrace Corp.","duties_or_roles":"Survival Follow up","organisation_type":"Non-Pharmaceutical company"}

Investigational products

Investigational Product Name
Trodelvy 200 mg powder for concentrate for solution for infusion
Active Substance
sacituzumab govitecan
Modality
ADC
Routes Of Administration
Intravenous
Route
Intravenous
Authorisation Status
Marketing authorisation (EU marketing authorisation number EU/1/21/1592/001)
Frequency
21-day treatment period indicated in product metadata
Maximum Dose
12 mg/kg (max daily amount as listed)
Investigational Product Name
HYCAMTIN 4 mg powder for concentrate for solution for infusion
Active Substance
topotecan
Modality
Small molecule
Routes Of Administration
Intravenous
Route
Intravenous
Authorisation Status
Marketing authorisation (marketingAuthNumber EU/1/96/027/003)
Frequency
21-day treatment period indicated in product metadata
Maximum Dose
2.3 mg/m2 (max daily amount as listed)

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