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Study details
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A Study of DS5361b in Participants With Advanced Solid Tumors

Daiichi Sankyo
NCT IDNCT07182591ClinicalTrials.gov data as of Apr 2026
Phase

Phase 1

Target enrollment

192

Study length

about 5.2 years

Ages

18+

Locations

5 sites in FL, RI, TX +1

What this study is about

Researchers are testing a treatment called DS5361b in people with advanced solid tumors. The goal is to see if it's safe, well-tolerated, and has some effect on the cancer. The trial will last for about 1888 days.

Simplified from trial records by PatientMatch.

What you may be asked to do

  • 1.Take DS5361b
  • 2.Take Pembrolizumab

Participation Burden

What's physically and logistically required of participants.

Logistics & Travel
In-person visits

Requires travel to a study site

Physical Intervention
Injection / IV

How treatment is administered

Treatment Assignment
All receive treatment

Everyone gets the investigational treatment.

Extracted study details

Pulled from the trial record to show what is being tested and what the study is measuring.

Drug classes

pembrolizumab (Immune checkpoint inhibitor; blocks PD-1 to boost T-cell attack on cancer)

Drug routes

infusion

Endpoints

Primary: Part 1, 2, and 3: Number of Participants Experiencing a Treatment Emergent Adverse Event (TEAE), Part 3 Only: Objective Response Rate (ORR) Following the Administration of DS5361b at RDE(s) in Combination with Pembrolizumab

Secondary: Disease Control Rate (DCR) Following Administration of DS5361b Alone and in Combination with Pembrolizumab, Duration of Response (DoR) Following Administration of DS5361b Alone and in Combination with Pembrolizumab, Maximum Plasma Concentration (Cmax) of DS5361b, Part 1 and 2: Objective Response Rate (ORR) Following the Administration of DS5361b Alone and in Combination with Pembrolizumab, Time to Reach Maximum Plasma Concentration (Tmax) of DS5361b

Body systems

Oncology