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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT05538130




Registration number
NCT05538130
Ethics application status
Date submitted
9/09/2022
Date registered
13/09/2022
Date last updated
4/09/2025

Titles & IDs
Public title
A Study to Learn About the Study Medicine Called PF-07799544 in People With Advanced Solid Tumors
Scientific title
A PHASE 1A/B OPEN-LABEL MASTER STUDY OF PF-07799544 AS A SINGLE-AGENT AND IN COMBINATION WITH OTHER TARGETED AGENTS IN PARTICIPANTS WITH ADVANCED SOLID TUMORS
Secondary ID [1] 0 0
C4901001
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Melanoma 0 0
Glioma 0 0
Thyroid Cancer 0 0
Non-Small Cell Lung Cancer 0 0
Malignant Neoplasms 0 0
Brain Neoplasms 0 0
Colorectal Cancer 0 0
Condition category
Condition code
Cancer 0 0 0 0
Malignant melanoma
Cancer 0 0 0 0
Brain
Cancer 0 0 0 0
Thyroid
Cancer 0 0 0 0
Lung - Non small cell
Cancer 0 0 0 0
Bowel - Back passage (rectum) or large bowel (colon)

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Drugs - PF-07799544
Treatment: Drugs - PF-07799933
Treatment: Drugs - encorafenib

Experimental: Monotherapy Dose Escalation (Phase 1a) - Participants will receive PF-07799544

Experimental: Phase 1b Substudy B Combination Dose Escalation - Participants will receive PF-07799544 and PF-07799933

Experimental: Phase 1b Substudy B Combination Dose Expansion - Participants will receive PF-07799544 and PF-07799933

Experimental: Phase 1b Substudy C Combination Dose Expansion - Participants will receive PF-07799544 and PF-07799933


Treatment: Drugs: PF-07799544
Tablet

Treatment: Drugs: PF-07799933
Tablet

Treatment: Drugs: encorafenib
Capsule

Intervention code [1] 0 0
Treatment: Drugs
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Number of participants with dose limiting toxicities (DLTs) Phase 1a monotherapy and Phase 1b combination therapy dose escalation
Timepoint [1] 0 0
Cycle 1 (21 days)
Primary outcome [2] 0 0
Overall response rate (ORR) (phase 1b expansion)
Timepoint [2] 0 0
Baseline to 2 years
Primary outcome [3] 0 0
Number of participants with treatment-emergent adverse events (AEs) (phase 1a and 1b dose escalation phases)
Timepoint [3] 0 0
Baseline to 28 days after last dose of study medication
Primary outcome [4] 0 0
Number of participants with clinically significant change from baseline in laboratory abnormalities (phase 1a and phase 1b dose escalation phase)
Timepoint [4] 0 0
Baseline to 28 days after last dose of study treatment
Primary outcome [5] 0 0
Number of participants with clinically significant change from baseline in vital sign abnormalities (phase 1a and phase 1b dose escalation phase)
Timepoint [5] 0 0
Baseline to 28 days after last dose of study treatment
Primary outcome [6] 0 0
Number of participants with clinically significant change from baseline in physical exam abnormalities (phase 1a and phase 1b dose escalation phase)
Timepoint [6] 0 0
Baseline to 28 days after last dose of study treatment
Secondary outcome [1] 0 0
Number of participants with treatment-emergent adverse events (AEs)
Timepoint [1] 0 0
Baseline to 2 years
Secondary outcome [2] 0 0
Number of participants with clinically significant change from baseline in laboratory abnormalities
Timepoint [2] 0 0
Baseline to 2 years
Secondary outcome [3] 0 0
Number of participants with clinically significant change from baseline in vital sign abnormalities
Timepoint [3] 0 0
Baseline to 2 years
Secondary outcome [4] 0 0
PK parameters of PF-07799544, Single dose, maximum observed concentration (Cmax)
Timepoint [4] 0 0
Baseline to 2 years
Secondary outcome [5] 0 0
PK parameters of PF-07799544, Single dose, time to maximum plasma concentration (Tmax)
Timepoint [5] 0 0
Baseline to 2 years
Secondary outcome [6] 0 0
PK parameters of PF-07799544, Single dose, area under the plasma concentration-time curve from time 0 to the last time point of quantifiable concentration (AUClast)
Timepoint [6] 0 0
Baseline to 2 years
Secondary outcome [7] 0 0
PK parameters of PF-07799544, Single dose, area under the plasma concentration-time curve from time 0 extrapolated to infinity (AUCinf)
Timepoint [7] 0 0
Baseline to 2 years
Secondary outcome [8] 0 0
PK parameters of PF-07799544, Single dose, terminal elimination half life (t½)
Timepoint [8] 0 0
Baseline to 2 years
Secondary outcome [9] 0 0
PK parameters of PF-07799544, Single dose, apparent oral clearance (CL/F)
Timepoint [9] 0 0
Baseline to 2 years
Secondary outcome [10] 0 0
PK parameters of PF-07799544, Single dose, apparent volume of distribution (Vz/F)
Timepoint [10] 0 0
Baseline to 2 years
Secondary outcome [11] 0 0
PK parameters of PF-07799544, Multiple dose, maximum observed concentration (Cmax)
Timepoint [11] 0 0
Baseline to 2 years
Secondary outcome [12] 0 0
PK parameters of PF-07799544, Multiple dose, time to maximum plasma concentration (Tmax)
Timepoint [12] 0 0
Baseline to 2 years
Secondary outcome [13] 0 0
PK parameters of PF-07799544, Multiple dose, area under the plasma concentration-time curve over the dosing interval (AUCt)
Timepoint [13] 0 0
Baseline to 2 years
Secondary outcome [14] 0 0
PK parameters of PF-07799544, Multiple dose, terminal elimination half life (t½)
Timepoint [14] 0 0
Baseline to 2 years
Secondary outcome [15] 0 0
PK parameters of PF-07799544, Multiple dose, apparent oral clearance (CL/F)
Timepoint [15] 0 0
Baseline to 2 years
Secondary outcome [16] 0 0
PK parameters of PF-07799544, Multiple dose, apparent volume of distribution (Vz/F)
Timepoint [16] 0 0
Baseline to 2 years
Secondary outcome [17] 0 0
PK parameters of PF-07799933, Single dose, maximum observed concentration (Cmax)
Timepoint [17] 0 0
Baseline to 2 years
Secondary outcome [18] 0 0
PK parameters of PF-07799933, Single dose, time to maximum plasma concentration (Tmax)
Timepoint [18] 0 0
Baseline to 2 years
Secondary outcome [19] 0 0
PK parameters of PF-07799933, Single dose, area under the plasma concentration-time curve from time 0 to the last time point of quantifiable concentration (AUClast)
Timepoint [19] 0 0
Baseline to 2 years
Secondary outcome [20] 0 0
PK parameters of PF-07799933, Single dose, area under the plasma concentration-time curve from time 0 extrapolated to infinity (AUCinf)
Timepoint [20] 0 0
Baseline to 2 years
Secondary outcome [21] 0 0
PK parameters of PF-07799933, Single dose, terminal elimination half life (t½)
Timepoint [21] 0 0
Baseline to 2 years
Secondary outcome [22] 0 0
PK parameters of PF-07799933, Single dose, apparent oral clearance (CL/F)
Timepoint [22] 0 0
Baseline to 2 years
Secondary outcome [23] 0 0
PK parameters of PF-07799933, Single dose, apparent volume of distribution (Vz/F)
Timepoint [23] 0 0
Baseline to 2 years
Secondary outcome [24] 0 0
PK parameters of PF-07799933, Multiple dose, maximum observed concentration (Cmax)
Timepoint [24] 0 0
Baseline to 2 years
Secondary outcome [25] 0 0
PK parameters of PF-07799933, Multiple dose, time to maximum plasma concentration (Tmax)
Timepoint [25] 0 0
Baseline to 2 years
Secondary outcome [26] 0 0
PK parameters of PF-07799933, Multiple dose, area under the plasma concentration-time curve over the dosing interval (AUCt)
Timepoint [26] 0 0
Baseline to 2 years
Secondary outcome [27] 0 0
PK parameters of PF-07799933, Multiple dose, terminal elimination half life (t½)
Timepoint [27] 0 0
Baseline to 2 years
Secondary outcome [28] 0 0
PK parameters of PF-07799933, Multiple dose, apparent oral clearance (CL/F)
Timepoint [28] 0 0
Baseline to 2 years
Secondary outcome [29] 0 0
PK parameters of PF-07799933, Multiple dose, apparent volume of distribution (Vz/F)
Timepoint [29] 0 0
Baseline to 2 years
Secondary outcome [30] 0 0
ORR (phase 1a and phase 1b dose escalation)
Timepoint [30] 0 0
Baseline to 2 years
Secondary outcome [31] 0 0
Duration of response overall and in CNS
Timepoint [31] 0 0
Baseline to 2 years
Secondary outcome [32] 0 0
Intracranial response (phase 1b Part 2)
Timepoint [32] 0 0
Baseline to 2 years
Secondary outcome [33] 0 0
PFS
Timepoint [33] 0 0
Baseline to 2 years

Eligibility
Key inclusion criteria
* Diagnosis of advanced/metastatic solid tumor including primary brain tumor for monotherapy phase 1a dose escalation
* Disease progressed during/following last prior treatment and no satisfactory alternative treatment options for monotherapy phase 1a dose escalation
* For Substudy B, histological or cytological diagnosis of advanced/metastatic melanoma
* For Substudy C, unresectable or adv/metastatic solid tumor progressed on, or with demonstrated intolerance to SOC, excluding melanoma,
* For Substudy B and C, measurable disease by RECIST version 1.1
* For Substudy B, evidence of a BRAF V600 mutation or BRAF Class II/III alteration in tumor tissue and/or blood
* For Substudy C, evidence of a BRAF founder alteration (non-V600 Class II/III BRAF alteration)
Minimum age
16 Years
Maximum age
No limit
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
* Brain metastasis larger than 4 cm
* History or current evidence of retinal vein occlusion (RVO) or concurrent neuromuscular disorder associated with elevated creatine kinase (CK)

Study design
Purpose of the study
Treatment
Allocation to intervention
Non-randomised trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Open (masking not used)
Who is / are masked / blinded?



Intervention assignment
Other
Other design features
Phase
Phase 1
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Recruiting
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
Sample size
Target
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)
VIC
Recruitment hospital [1] 0 0
Peter MacCallum Cancer Centre - Melbourne
Recruitment hospital [2] 0 0
Royal Melbourne Hospital - Parkville
Recruitment postcode(s) [1] 0 0
3000 - Melbourne
Recruitment postcode(s) [2] 0 0
3052 - Parkville
Recruitment outside Australia
Country [1] 0 0
United States of America
State/province [1] 0 0
Arkansas
Country [2] 0 0
United States of America
State/province [2] 0 0
California
Country [3] 0 0
United States of America
State/province [3] 0 0
Florida
Country [4] 0 0
United States of America
State/province [4] 0 0
Massachusetts
Country [5] 0 0
United States of America
State/province [5] 0 0
Michigan
Country [6] 0 0
United States of America
State/province [6] 0 0
Minnesota
Country [7] 0 0
United States of America
State/province [7] 0 0
New Jersey
Country [8] 0 0
United States of America
State/province [8] 0 0
New York
Country [9] 0 0
United States of America
State/province [9] 0 0
Ohio
Country [10] 0 0
United States of America
State/province [10] 0 0
Oregon
Country [11] 0 0
United States of America
State/province [11] 0 0
Tennessee
Country [12] 0 0
United States of America
State/province [12] 0 0
Texas
Country [13] 0 0
United States of America
State/province [13] 0 0
Washington
Country [14] 0 0
Canada
State/province [14] 0 0
Alberta
Country [15] 0 0
Canada
State/province [15] 0 0
Ontario
Country [16] 0 0
Canada
State/province [16] 0 0
Quebec
Country [17] 0 0
Israel
State/province [17] 0 0
Central District
Country [18] 0 0
Israel
State/province [18] 0 0
Jerusalem
Country [19] 0 0
Israel
State/province [19] 0 0
Southern District
Country [20] 0 0
Israel
State/province [20] 0 0
TELL ABIB

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Pfizer
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
Trial website
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 0 0
Pfizer CT.gov Call Center
Address 0 0
Pfizer
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Pfizer CT.gov Call Center
Address 0 0
Country 0 0
Phone 0 0
1-800-718-1021
Fax 0 0
Email 0 0
Contact person for scientific queries

Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
No/undecided IPD sharing reason/comment
Pfizer will provide access to individual de-identified participant data and related study documents (e.g. protocol, Statistical Analysis Plan (SAP), Clinical Study Report (CSR)) upon request from qualified researchers, and subject to certain criteria, conditions, and exceptions. Further details on Pfizer's data sharing criteria and process for requesting access can be found at: https://www.pfizer.com/science/clinical\_trials/trial\_data\_and\_results/data\_requests.


What supporting documents are/will be available?

No Supporting Document Provided


Results publications and other study-related documents

No documents have been uploaded by study researchers.