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DESTINY-Biliary Tract Cancer-01: A Phase 3 Study of Trastuzumab Deruxtecan (T-DXd) and Rilvegostomig versus Standard-of-Care Gemcitabine, Cisplatin, and Durvalumab for First Line Locally Advanced or Metastatic HER2-expressing Biliary Tract Cancer.

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-508057-19-00
Acronym
D781PC00001
Enrollment
144
Registered
2025-05-23
Start date
2025-09-23
Completion date
Unknown
Last updated
2026-01-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Advanced HER2-expressing Biliary Tract Cancer

Brief summary

To evaluate the efficacy of T-DXd with rilvegostomig vs Standard of Care in terms of Overall Survival in the FAS (HER2 IHC 3+) population

Detailed description

To evaluate the efficacy of T-DXd with rilvegostomig vs SoC in terms of OS in the FAS population (HER2 IHC 3+/2+)., To evaluate the efficacy of T-DXd monotherapy vs SoC in terms of OS in the FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To further evaluate efficacy of T‑DXd with rilvegostomig or in monotherapy vs SoC in terms of PFS in the FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To further evaluate the efficacy of T-DXd with rilvegostomig or in monotherapy vs SoC in terms of ORR in the FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To further evaluate efficacy of T‑DXd with rilvegostomig or in monotherapy vs SoC in terms of DoR in patients with HER2‑expressing BTC in the FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To further evaluate the efficacy of T-DXd with rilvegostomig versus T-DXd monotherapy in terms of OS, PFS, DoR and ORR in FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To assess the safety and tolerability of T‑DXd with rilvegostomig or in monotherapy vs SoC., To assess the safety and tolerability of TDXd with rilvegostomig vs T-DXd monotherapy., To describe patient-reported tolerability of TDXd with rilvegostomig or in monotherapy in comparison to SoC based on a summary of symptomatic AEs and overall side-effect bother., To describe patient-reported tolerability of TDXd with rilvegostomig in comparison to T-DXd monotherapy based on a summary of symptomatic AEs and overall side-effect bother., To assess time to deterioration in physical functioning in patients treated with T-DXd with rilvegostomig or in monotherapy vs SoC., To assess time to deterioration in physical functioning in patients treated with T-DXd with rilvegostomig vs T-DXd monotherapy., To assess the PK of T-DXd, total anti-HER2 antibody, DXd and rilvegostomig in serum., To investigate the immunogenicity of T-DXd and of rilvegostomig.

Interventions

DRUGRilvegostomig
DRUGDS-8201a
DRUGCISPLATIN
DRUGMYCOPHENOLATE MOFETIL
DRUGIMFINZI 50 mg/mL concentrate for solution for infusion.
DRUGINFLIXIMAB
DRUGGEMCITABINE

Sponsors

AstraZeneca AB
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
To evaluate the efficacy of T-DXd with rilvegostomig vs Standard of Care in terms of Overall Survival in the FAS (HER2 IHC 3+) population

Secondary

MeasureTime frame
To evaluate the efficacy of T-DXd with rilvegostomig vs SoC in terms of OS in the FAS population (HER2 IHC 3+/2+)., To evaluate the efficacy of T-DXd monotherapy vs SoC in terms of OS in the FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To further evaluate efficacy of T‑DXd with rilvegostomig or in monotherapy vs SoC in terms of PFS in the FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To further evaluate the efficacy of T-DXd with rilvegostomig or in monotherapy vs SoC in terms of ORR in the FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To further evaluate efficacy of T‑DXd with rilvegostomig or in monotherapy vs SoC in terms of DoR in patients with HER2‑expressing BTC in the FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To further evaluate the efficacy of T-DXd with rilvegostomig versus T-DXd monotherapy in terms of OS, PFS, DoR and ORR in FAS (HER2 IHC 3+) and FAS (HER2 IHC 3+/2+) populations., To assess the safety and tolerability of T‑DXd

Countries

Austria, Belgium, Czechia, France, Germany, Italy, Netherlands, Poland, Slovakia, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026