General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0EMQPK
ADC Name
SYD1875
Synonyms
SYD1875
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Organization
Byondis (Originator)
Drug Status
Phase 1 (discontinued)
Drug-to-Antibody Ratio
1.9
Structure
Antibody Name
SYD1594
 Antibody Info 
Antigen Name
Trophoblast glycoprotein (TPBG)
 Antigen Info 
Payload Name
Seco-DUBA
 Payload Info 
Therapeutic Target
Human deoxyribonucleic acid (hDNA)
 Target Info 
Linker Name
Mal-PEG2-Val-Cit-PABA-Cyclization Spacer
 Linker Info 
Conjugate Type
Reactive Cysteines
Combination Type
duocarmazine
The indication landscape of This ADC(2027 Update)
The clinical trial pipeline of This ADC(2027 Update)
Indication Phase 1 Phase 1/2 Phase 2 Phase 2/3 Phase 3 New Drug Application Approved
Unspecific solid tumor
1 Trials
Trial ID
NCT04202705
General Information of The Activity Data Related to This ADC
Identified from the Human Clinical Data
Click To Hide/Show 2 Activity Data Related to This Level
Standard Type NCT Number Clinical Status Clinical Trial Description
Undisclosed  NCT04202705
PHASE1
A First-in-human Dose-escalation and Expansion Study With the Antibody-drug Conjugate SYD1875 to Evaluate the Safety, Pharmacokinetics and Efficacy in Patients With 5T4-expressing Locally Advanced or Metastatic Solid Tumours

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Undisclosed  NCT04202705
Phase 1
A first-in-human dose-escalation and expansion study with the antibody-drug conjugate SYD1875 to evaluate the safety, pharmacokinetics and efficacy in patients with 5T4-expressing locally advanced or metastatic solid tumours.

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Full List of Activity Data of This Antibody-drug Conjugate
Identified from the Human Clinical Data
Click To Hide/Show 2 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Patients Enrolled
Inclusion: Histologically-confirmed advanced/metastatic cancer (Part 1: any solid tumor; Part 2: 3 predefined cohorts) with 5T4 membrane staining, ECOG ≤1, adequate organ function (Part 2 requires measurable disease). Exclusion: Prior 5T4/SYD985 therapy, recent anticancer/hormone therapy (4w/1w), active keratitis/significant organ dysfunction, symptomatic brain metastases or treatment within 8w.

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Administration Dosage
SYD1875 IV (in the vein) infusion every three weeks. Number of cycles: until cancer progression or unacceptable toxicity develops. Different doses.
Related Clinical Trial
NCT Number NCT04202705  Clinical Status PHASE1
Clinical Description A First-in-human Dose-escalation and Expansion Study With the Antibody-drug Conjugate SYD1875 to Evaluate the Safety, Pharmacokinetics and Efficacy in Patients With 5T4-expressing Locally Advanced or Metastatic Solid Tumours
Primary Endpoint
Incidence of dose-limiting toxicities
Other Endpoint
Objective response rate
Experiment 2 Reporting the Activity Date of This ADC [2]
Related Clinical Trial
NCT Number NCT04202705  Clinical Status Phase 1
Clinical Description A first-in-human dose-escalation and expansion study with the antibody-drug conjugate SYD1875 to evaluate the safety, pharmacokinetics and efficacy in patients with 5T4-expressing locally advanced or metastatic solid tumours.
References
Ref 1 A First-in-human Dose-escalation and Expansion Study With the Antibody-drug Conjugate SYD1875
Ref 2 A First-in-human Dose-escalation and Expansion Study With the Antibody-drug Conjugate SYD1875 to Evaluate the Safety, Pharmacokinetics and Efficacy in Patients With 5T4-expressing Locally Advanced or Metastatic Solid Tumours