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RXDX-105

Phase 1

Solid Tumors | Small molecule | Oncology |Roche Holding AG|Trials Updated: Apr 25, 2019

RXDX-105 development status

Highest phase Phase 1
Registered trials 2 across 1 sponsor since Jun 2013

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment143

FDA Designations

No designations recorded

RXDX-105 clinical trials

RXDX-105 · 1 trial · 1 indication

Phase 1 1
NCT01877811Study of RXDX-105, Potent RET Inhibitor in Patients With Advanced Lung Cancer and Other Solid TumorsSolid Tumors
COMPLETED143 Analytics
PHASE1COMPLETED
Study of RXDX-105, Potent RET Inhibitor in Patients With Advanced Lung Cancer and Other Solid Tumors
Solid TumorsUnlock trial analytics

Study Endpoints

Primary Endpoints

Phase 1: Dose Limiting Toxicities
Approximately 12 months

From signing of the informed consent up to approximately 12 months

Phase 1: Occurrence of Adverse Events
Approximately 12 months

From signing of the informed consent up to approximately 12 months

Phase 1b: Occurrence of Adverse Events
Approximately 12 months

To further assess the safety profile and tolerability of RXDX-105 at the RP2D

Secondary Endpoints

Phase 1: Maximum observed plasma drug concentration (Cmax)
Day 1 to Day 16
Phase 1: Time of maximum observed plasma drug concentration (tmax)
Day 1 to Day 16
Phase 1: Area under the plasma drug concentration versus time curve from time 0 to infinity (AUC0-∞)
Day 1 to Day 16
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
RXDX-105EXPERIMENTAL -

Interventions

NameTypeDescription
RXDX-105DRUGDuring Phase 1/1b, subjects will receive daily oral doses of RXDX-105 in 28-day cycles (except for Day 2 of Cycle 1). To determine the recommended Phase 2 dose (RP2D), doses will be administered in an escalated fashion starting at 20 mg/day. During Phase 1b, subjects will be administered the RP2D in 28-day treatment cycles until documented radiographic progression, unacceptable toxicity, withdrawal of consent, or protocol specified parameters to stop treatment.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites14

Inclusion Criteria for Phase 1b: 1. Patients must have histologically or cytologically confirmed advanced solid tumors with a histology and/or molecular alteration of interest as defined in Section 4, detected by a CLIA-certified or equivalently accredited diagnostic laboratory • Squamous NSCLC...

Countries:United States
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Competitive Landscape -Other Solid Tumors 10 trials (matched to "Solid Tumors")

Frequently asked questions about RXDX-105

What is RXDX-105?

RXDX-105 is an investigational small molecule developed by Roche Holding AG for the treatment of advanced solid tumors, including lung cancer. It is a potent RET inhibitor studied in a Phase 1 clinical trial. RXDX-105 has not been approved by the FDA and remains in clinical development.

What is RXDX-105 used for?

RXDX-105 was studied for the treatment of advanced solid tumors, including advanced lung cancer. It is an investigational agent and is not approved for any indication. Its only clinical trial enrolled patients with solid tumors, and the study has been completed.

How does RXDX-105 work?

RXDX-105 is a potent RET inhibitor. It targets the RET kinase, a receptor tyrosine kinase whose alterations drive certain solid tumors, including lung cancers. By inhibiting RET, RXDX-105 is designed to block signaling that promotes tumor growth in RET-altered cancers.

Who makes RXDX-105?

RXDX-105 is developed by Roche Holding AG, which trades on the OTC market under the ticker RHHBY. Roche holds the asset and sponsored its clinical development program in advanced solid tumors.

What phase is RXDX-105 in?

RXDX-105 is in Phase 1. Its single clinical trial, NCT01877811, has been completed, and no trials are currently active. RXDX-105 is investigational and has not received FDA approval for any indication.

What clinical trials is RXDX-105 in?

RXDX-105 was evaluated in one Phase 1 trial, NCT01877811, titled Study of RXDX-105, Potent RET Inhibitor in Patients With Advanced Lung Cancer and Other Solid Tumors. The trial enrolled 143 patients in the United States and has been completed. It was an uncontrolled study without randomization or blinding.