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FT536 Monotherapy and in Combination With Monoclonal Antibodies in Advanced Solid Tumors

A Phase I, Open-Label, Multicenter Study of FT536 as Monotherapy and in Combination With Monoclonal Antibodies in Subjects With Advanced Solid Tumors

Status
Terminated
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05395052
Enrollment
5
Registered
2022-05-27
Start date
2022-05-31
Completion date
2023-08-11
Last updated
2023-09-21

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

Conditions

Non Small Cell Lung Cancer, Colorectal Cancer, Breast Cancer, Ovarian Cancer, Pancreatic Cancer, Head and Neck Cancer, GastroEsophageal Cancer

Brief summary

This is a Phase 1 dose-finding study of FT536 given in combination with a monoclonal antibody following lymphodepletion in participants with advanced solid tumors. The study will consist of a dose-escalation stage and an expansion stage where participants will be enrolled into indication-specific cohorts.

Interventions

DRUGFT536

FT536 is an allogeneic natural killer (NK)-cell immunotherapy

DRUGCyclophosphamide

Lympho-conditioning agent

DRUGFludarabine

Lympho-conditioning agent

DRUGIL-2

For Cohort AA ONLY: To be combined with FT536 at the MTD or MAD

COMBINATION_PRODUCTAvelumab

Monoclonal antibody

COMBINATION_PRODUCTPembrolizumab

For Cohorts C/CC, the combination product (monoclonal antibody) will be ONE of the following: pembrolizumab, nivolumab, or atezolizumab.

COMBINATION_PRODUCTNivolumab

For Cohorts C/CC, the combination product (monoclonal antibody) will be ONE of the following: pembrolizumab, nivolumab, or atezolizumab.

COMBINATION_PRODUCTAtezolizumab

For Cohorts C/CC, the combination product (monoclonal antibody) will be ONE of the following: pembrolizumab, nivolumab, or atezolizumab.

COMBINATION_PRODUCTTrastuzumab

Monoclonal antibody

COMBINATION_PRODUCTCetuximab

Monoclonal antibody

COMBINATION_PRODUCTAmivantamab

Monoclonal antibody

Sponsors

Fate Therapeutics
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Participants with locally advanced or metastatic disease who have progressed/relapsed, are refractory, intolerant to or refuse standard therapy approved for their specific tumor type: Cohort A/A2/AA/AA2: NSCLC, CRC, BC, ovarian cancer, or pancreatic cancer Cohorts B/B2/BB/BB2 and C/C2/CC/CC2: Subjects with NSCLC, HNSCC, gastroesophageal adenocarinoma, triple negative breast cancer, or urothelial carcinoma whose tumors express PD-L1 according to defined cutoff Cohort D/D2/DD/DD2: Subjects with advanced solid tumor whose tumor(s) express HER2 defined as: ≥2+ by IHC, Average HER2 copy number ≥4 signals per cell by in situ hybridization or ≥4 copies as determined by next generation sequencing Cohort E/E2/EE/EE2: Squamous NSCLC; head and neck cancer that relapsed or progressed following prior cetuximab treatment; CRC subjects who are KRAS/NRAS/BRAF wild-type are required to have progressed/relapsed on prior cetuximab or panitumumab Cohort F/F2/FF/FF2: NSCLC known to have at least one of the following: epidermal growth factor receptor (EGFR) driver mutation(s) and have progressed on or were intolerant to at least one prior line of EGFR Tyrosine Kinase Inhibitor (TKI) or were not candidates for or declined TKI; mesenchymal-epithelial transition (MET) exon 14 skipping mutation that has progressed on or intolerant of at least one prior line of MET TKI or were not candidates for or declined TKI; MET amplification defined as MET/CEP7 ratio ≥1.8 by Fluorescence in situ hybridization (FISH) * Has measurable disease per Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 * For subjects with \>1 measurable lesion by RECIST v1.1 that can be safely accessed, willingness to undergo tumor biopsy * Agrees to contraceptive use for women and men as defined in the protocol

Exclusion criteria

* Is a pregnant or breast-feeding female * Has Eastern Cooperative Oncology Group (ECOG) performance status ≥2 * Has evidence of insufficient organ function * Has clinically significant cardiovascular disease including left-ventricular ejection fraction \< 45% * Has received any therapy within 2 weeks prior to Day 1 or five half-lives, whichever is shorter or any investigational therapy within 28 days prior to Day 1 * Has a known active malignancy in the central nervous system (CNS) that hasn't remained stable for at least 3 months following effective treatment for CNS disease * Has a non-malignant CNS disease such as stroke, epilepsy, CNS vasculitis or neurodegenerative disease or receipt of medications for these conditions * Has had any active malignancy other than those studied in this trial within 2 years of the first dose of study therapy * Is currently receiving or likely to require immunosuppressive therapy * Has an active bacterial, fungal, or viral infections including hepatitis B, hepatitis C, or human immunodeficiency virus (HIV) * Has received a live vaccine within 6 weeks prior to start of lympho-conditioning * Has a known allergy to albumin (human) or dimethyl sulfoxide (DMSO)

Design outcomes

Primary

MeasureTime frameDescription
Determine the Recommended Phase 2 Dose (RP2D)Up to approximately 3 yearsThe RP2Ds of FT536 monotherapy and FT536 + monoclonal antibody (mAbs) will be determined. The RP2D will be determined based on the overall safety and efficacy profile.
Number of Participants with ≥ Adverse Event (AE) according to National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE), v5.0Following enrollment completion within dose escalation and expansion, approximately 3 yearsThe safety and tolerability of FT536 monotherapy and in combination with mAbs will be determined.

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 11, 2026