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KVA12123

Phase 1

Cancer | Small molecule | Oncology |TuHURA Biosciences, Inc.|Trials Updated: Oct 5, 2026

KVA12123 development status

Highest phase Phase 1
Registered trials 1 across 1 sponsor since Feb 2023

Success Probability

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Market & Valuation

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Trial Design

RandomizedCONTROLLEDDMC
Total Trials1
Total Enrollment40

FDA Designations

No designations recorded

KVA12123 clinical trials

KVA12123 · 1 trial · 17 indications

Phase 1 1
NCT05708950A Clinical Trial of KVA12123 [TBS-2025] Treatment Alone and in Combination With Pembrolizumab In Advanced Solid Tumors (VISTA-101)Cancer
COMPLETED40 Analytics
PHASE1COMPLETED
A Clinical Trial of KVA12123 [TBS-2025] Treatment Alone and in Combination With Pembrolizumab In Advanced Solid Tumors (VISTA-101)
CancerUnlock trial analytics

Study Endpoints

Primary Endpoints

Adverse Events
Through study completion, an average of 1 year

Type and frequency of adverse events as assessed by CTCAE v5.0.

AEs related to study drug
Through study completion, an average of 1 year

Type and frequency of treatment related adverse events as assessed by CTCAE v4.0.

Recommended Phase 2 dose (RP2D) or maximum tolerated dose (MTD)
Through study completion, an average of 1 year

Recommended Phase 2 dose (RP2D) or maximum tolerated dose (MTD) of KVA12123 when administered alone and in combination with pembrolizumab in participants with advanced solid tumors (milligrams or milligrams/kilogram).

Secondary Endpoints

Pharmacokinetic (PK) profile of KVA12123 (Cmax)
Through study completion, an average of 1 year
Pharmacokinetic (PK) profile of KVA12123 (Cmin)
Through study completion, an average of 1 year
Pharmacokinetic (PK) profile of KVA12123 (tmax)
Through study completion, an average of 1 year
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
KVA12123 [TBS-2025] Monotherapy Dose EscalationEXPERIMENTALPart A will consist of dose escalation with KVA12123 \[TBS-2025\] administered as a single agent in participants with advanced solid tumors.
KVA12123 [TBS-2025] Plus Pembrolizumab Dose EscalationEXPERIMENTALPart B will consist of dose escalation with KVA12123 administered in combination with a fixed dose of pembrolizumab.
KVA12123 [TBS-2025] Monotherapy Dose ExpansionEXPERIMENTALPart C will consist of dose expansion with KVA12123 \[TBS-2025\] administered as a single agent at the RP2D in participants with advanced solid tumors. Part C was not initiated.
KVA12123 Plus Pembrolizumab Dose ExpansionEXPERIMENTALPart D will consist of dose expansion with KVA12123 \[TBS-2025\] administered at the RP2D in combination with a fixed dose of pembrolizumab. Part D was not initiated.

Interventions

NameTypeDescription
KVA12123 - Dose EscalationDRUGAscending KVA12123 doses given as monotherapy by intravenous administration every 2 weeks of each 6-week cycle.
KVA12123 Plus Pembrolizumab - Dose EscalationDRUGAscending KVA12123 doses given by intravenous administration every 2 weeks of each 6-week cycle in combination with a fixed dose of pembrolizumab administered once every 6 week cycle.
KVA12123 - Dose ExpansionDRUGKVA12123 administered at the RP2D by intravenous administration every 2 weeks of each 6 week cycle.
KVA12123 Plus Pembrolizumab - Dose ExpansionDRUGKVA12123 administered at the RP2D by intravenous administration every 2 weeks in combination with a fixed dose of pembrolizumab administered once every 6 week cycle.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites7

Inclusion Criteria 1. Willing and able to provide informed consent. 2. Be at least 18 years of age at the time of consent. 3. Has histologically or cytologically confirmed, locally advanced or metastatic solid tumor that has progressed or was non-responsive to standard of care therapy and for which...

Countries:United States
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Competitive Landscape -Cancer 7 trials

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Frequently asked questions about KVA12123

What is KVA12123?

KVA12123 is an investigational small molecule cancer therapy developed by TuHURA Biosciences, Inc. It was studied in a Phase 1 dose escalation trial in patients with advanced solid tumors, both as a single agent and in combination with pembrolizumab. It is not approved and remains in clinical development.

What is KVA12123 used for in cancer?

KVA12123 was evaluated for the treatment of advanced solid tumors. The Phase 1 VISTA-101 trial enrolled patients with a range of tumor types, including melanoma, lung, prostate, breast, colorectal, pancreatic, ovarian, kidney, head and neck, gastric, esophageal, thyroid, uterine, and other cancers.

Who is developing KVA12123?

KVA12123 is being developed by TuHURA Biosciences, Inc., which trades under the ticker HURA. The company sponsored the Phase 1 VISTA-101 trial of the agent in advanced solid tumors.

What phase is KVA12123 in?

KVA12123 is in Phase 1 clinical development. Its single registered trial, VISTA-101, was a Phase 1 dose escalation study that has been completed. The drug is investigational and has not been approved for any indication.

What clinical trials is KVA12123 in?

KVA12123 was studied in one clinical trial, NCT05708950, also called VISTA-101. This completed Phase 1 trial enrolled 40 patients with advanced solid tumors in the United States and tested KVA12123 alone and in combination with pembrolizumab. It was a controlled, randomized trial without double blinding.

Is KVA12123 the same as TBS-2025?

Yes. KVA12123 is also known as TBS-2025, and the two names refer to the same investigational agent. The Phase 1 VISTA-101 trial is listed under the title referencing KVA12123 [TBS-2025], confirming they are the same small molecule being developed by TuHURA Biosciences.