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DB-1311/BNT324

Phase 2

Solid Tumors | Small molecule | Oncology |BioNTech SE|Last Updated: May 22, 2026

Target and mechanism

ModalitySmall molecule

Also known as DB-1311

Success Probability

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Market & Valuation

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Trial Design

RandomizedCONTROLLED
Total Trials1
Total Enrollment450

FDA Designations

FAST_TRACK

Clinical trial landscape

DB-1311/BNT324 · 1 trial · 1 indication

Phase 2 1
NCT06953089DB-1311 in Combination With BNT327 or DB-1305 in Advanced/Metastatic Solid TumorsSolid Tumors
RECRUITING450 Analytics
PHASE2RECRUITING
DB-1311 in Combination With BNT327 or DB-1305 in Advanced/Metastatic Solid Tumors
Solid TumorsUnlock trial analytics

Study Endpoints

Primary Endpoints

Part 1: Number of participants with Dose Limiting Toxicities (DLTs).
During the DLT evaluation period, i.e., the time of initiation of the first dose of investigational medicinal product (IMP) up to 21 days
Part 1: Treatment-emergent adverse events (TEAEs) and treatment-emergent serious AE (TESAEs)
up to follow up period, e.g. up to 72 months.
Part 2: Treatment-emergent adverse events (TEAEs) and treatment-emergent serious AE (TESAEs) [By arm and dose level]
From the time of initiation of the first dose of IMP to end of study, i.e., up to 72 months
Part 2: Objective response rate (ORR), defined as the proportion of participants in whom a confirmed Complete response (CR) or PR is observed as best overall response (per RECIST 1.1 based on the investigator's assessment)by arm and dose level.
From the time of initiation of the first dose of IMP to end of study, i.e., up to 72 months

Secondary Endpoints

Part 1: ORR, defined as the proportion of participants in whom a confirmed CR or PR is observed as best overall response (per RECIST 1.1 based on the investigator's assessment).
From the time of initiation of the first dose of IMP to end of study, i.e., up to 72 months
Part 1 and 2: Duration of response (DoR) per RECIST 1.1 based on the investigator's assessment.
From the time of initiation of the first dose of IMP to end of study, i.e., up to 72 months
Part 1 and 2: Overall survival (OS)
From the time of initiation of the first dose of IMP to end of study, i.e., up to 72 months
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Part 1 Cohort 1A, DB-1311/BNT324+ BNT327 combination therapyEXPERIMENTALEscalating combination dose levels of DB-1311/BNT324 and BNT327 to define RP2D (Recommended Phase 2 Dose) and RP2D-1 in target population.
Part 1 Cohort 2, DB-1311/BNT324+ DB-1305 /BNT325 combination therapyEXPERIMENTALEscalating combination dose levels of DB-1311/BNT324 and DB-1305/BNT325 to define RP2D and RP2D-1 in target population.
Part 2 Arm 1: RP2D of DB-1311/BNT324 + BNT327EXPERIMENTALIn participants with unresectable advanced/metastatic HCC
Part 2 Arm 2: RP2D of DB-1311/BNT324 + BNT327EXPERIMENTALIn participants with unresectable advanced/ metastatic CC
Part2 Arm 3:RP2D of DB-1311/BNT324 + BNT327EXPERIMENTALIn participants with unresectable advanced/metastatic melanoma
Part 2 Arm 4: RP2D of DB-1311/BNT324 + BNT327EXPERIMENTALIn participants with recurrent/metastatic HNSCC
Part 2 Arm 5: RP2D of DB-1311/BNT324 +DB-1305/BNT325 and RP2D-1 of DB-1311/BNT324 +DB-1305/BNT325EXPERIMENTALIn participants with advanced/unresectable metastatic NSCLC
Part 1 Cohort 1B, DB-1311/BNT324+ BNT327 combination therapyEXPERIMENTALEscalating combination dose levels of DB-1311/BNT324 and BNT327 to define RP2D and RP2D-1 in target population.
Part 2 Arm 6: RP2D of DB-1311/BNT324 + BNT327EXPERIMENTALIn participants with unresectable advanced/metastatic PSOC
Part 2 Arm 7: RP2D of DB-1311/BNT324 + BNT327EXPERIMENTALIn participants with unresectable advanced/metastatic PDAC
Part 2 Arm 8: RP2D of DB-1311/BNT324 + BNT327EXPERIMENTALIn participants with unresectable advanced/metastatic breast cancer
Part 2 Arm 9: RP2D of DB-1311/BNT324 + BNT327EXPERIMENTALIn participants with unresectable advanced/metastatic CRC
Part 2 Arm 10: RP2D of DB-1311/BNT324 + BNT327EXPERIMENTALIn participants with unresectable advanced/metastatic mCRPC

Interventions

NameTypeDescription
DB-1311/BNT324DRUGAdministered I.V.
BNT327DRUGAdministered I.V.
DB-1305/BNT325DRUGAdministered I.V.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites37

Inclusion Criteria: * Adults aged ≥ 18 years or acceptable age according to local regulations at the time of voluntarily signing informed consent. * At least one measurable lesion as assessed by the Investigator according to RECIST v1.1 criteria. * Has a life expectancy of ≥ 3 months. * Has an East...

Countries:United StatesAustraliaChinaTaiwan
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Competitive Landscape -Other Solid Tumors 9 trials (matched to "Solid Tumors")

Frequently asked questions about DB-1311/BNT324

What is DB-1311 used for?

DB-1311 is an investigational small molecule being developed for the treatment of advanced solid tumors and solid tumors. It is currently being studied in clinical trials for patients with advanced or metastatic solid tumors, including a Phase 1/2a study and a Phase 2 combination study.

Who is developing DB-1311?

DB-1311 is being developed by BioNTech SE, a biotechnology company traded on the NASDAQ under the ticker BNTX. The company is conducting clinical trials for this investigational oncology drug in multiple countries, including the United States, Australia, China, and Taiwan.

What phase is DB-1311 in?

DB-1311 is in Phase 1 clinical development as an investigational drug. It has not been approved by regulatory authorities and is still being evaluated in clinical trials. The drug has received Fast Track designation from the FDA, which is intended to expedite its development and review.

What clinical trials is DB-1311 in?

DB-1311 is being studied in two recruiting clinical trials. NCT05914116 is a Phase 1/2a study of DB-1311/BNT324 in advanced or metastatic solid tumors with an enrollment of 862. NCT06953089 is a Phase 2 study of DB-1311 in combination with BNT327 or DB-1305 in advanced or metastatic solid tumors with an enrollment of 450.

Is DB-1311 the same as BNT324?

Yes, DB-1311 is also known as DB-1311/BNT324. The drug is referred to by this combined name in clinical trial records, such as in the Phase 1/2a study NCT05914116, which is titled 'A Phase 1/2a Study of DB-1311/BNT324 in Advanced/Metastatic Solid Tumors'.