Status:

RECRUITING

A Phase 2 Study of PCS6422 With Capecitabine in Patients With Advanced or Metastatic Breast Cancer

Lead Sponsor:

Processa Pharmaceuticals

Conditions:

Breast Cancer

TNBC - Triple-Negative Breast Cancer

Eligibility:

All Genders

18+ years

Phase:

PHASE2

Brief Summary

This is an adaptive Phase 2, open-label, randomized, multi-center study evaluating up to 2 regimens of PCS6422 with capecitabine (Cap) vs. standard dose of Cap alone in patients with advanced or metas...

Detailed Description

This is an adaptive Phase 2, open-label, randomized, multi-center study evaluating up to 2 regimens of PCS6422 with Cap vs. standard dose of Cap alone in patients with advanced or metastatic breast ca...

Eligibility Criteria

Inclusion

  • Aged ≥18 years at Screening
  • Diagnosis of histologically confirmed breast cancer that is unresectable. The following subsets of breast cancer are included:
  • Patients with triple-negative breast cancer, advanced or metastatic
  • Patients with hormone receptor (HR) positive, ER positive, HER2 negative advanced or metastatic breast cancer
  • Has measurable disease in accordance with RECIST 1.1 obtained by imaging within 28 days prior to C1D1
  • Other therapies are not indicated (eg, resistant or intolerant to taxanes and/or an anthracycline-containing regimen) for treatment of advanced or metastatic breast cancer
  • Has a life expectance of at least 24 weeks
  • Has Eastern Cooperative Oncology Group Performance Status (ECOG PS) 0 or 1 at screening
  • Has adequate bone marrow, liver, and renal function as assessed by the following laboratory requirements conducted within 7 days before C1D1 (Note: labs will also be repeated pre-dose on C1D1 to confirm eligibility): a. Hemoglobin ≥9 g/dL (≥90 g/L) b. Adequate renal function by estimated glomerular filtration rate (eGFR) defined as a creatinine clearance \>50 mL/min (\>0.84 mL/s) (Cockcroft-Gault equation) and normalized to body surface area c. Peripheral absolute neutrophil count (ANC) of ≥1.5×109/L d. Platelet count of ≥100×109/L without growth factor/transfusion e. Total bilirubin \<1.5× upper limit of normal (ULN); or ≤3×ULN if the patient has Gilbert's disease f. Aspartate aminotransferase (AST) or alanine aminotransferase (ALT) \<2.5×ULN, with liver metastasis \<5×ULN g. International normalized ratio (INR) \<1.5 and prothrombin time (PT) ≤1.5×ULN, unless both of the following conditions are met: i. Patient is receiving anticoagulant therapy, and ii. PT or partial thromboplastin time (PTT) is within therapeutic range of intended use of anticoagulant h. Activated partial thromboplastin time (aPTT) ≤1.5×ULN, unless both of the following conditions are met: i. Patient is receiving anticoagulant therapy, and ii. PT or PTT is within therapeutic range of intended use of anticoagulants

Exclusion

  • Received any line of treatment for advanced or metastatic breast cancer within 21 days or 5 half-lives (whichever is longer) prior to randomization
  • Currently receiving any hormone replacement therapy, unless discontinued within 21 days prior to randomization
  • Received IV 5-FU or oral 5-FU analog in the 4 weeks prior to C1D1
  • Received DPD inhibitor within 4 weeks prior to C1D1
  • Has homozygous or compound heterozygous DPYD variants that result in complete or near-complete absence of DPD activity
  • Cardiac:
  • Has history or presence of clinically significant abnormal 12-lead electrocardiogram (ECG) results, in the Medical Monitor or Investigator's opinion
  • Has prolonged QTc (with Fridericia's correction) of \>480 msec performed at Screening
  • Has a history of prolonged QTc interval, ventricular tachycardia/fibrillation or significant ventricular arrhythmia, or Torsades de Pointes, or a history of ventricular ablation for arrhythmia
  • Has congenital long QT syndrome or a family history of long QT syndrome
  • Has other clinically significant cardiac disease including, but not limited to, myocardial infarction, unstable angina, cardiac or other vascular stenting, angioplasty, or surgery ≤12 months prior to randomization, congestive heart failure
  • Class II per the New York Heart Association, or history of myocarditis
  • Is pregnant or breastfeeding

Key Trial Info

Start Date :

October 2 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

October 1 2026

Estimated Enrollment :

90 Patients enrolled

Trial Details

Trial ID

NCT06568692

Start Date

October 2 2024

End Date

October 1 2026

Last Update

June 19 2025

Active Locations (13)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 4 (13 locations)

1

Arizona Oncology Associates

Tucson, Arizona, United States, 85711

2

Valkyrie Clinical Trials

Los Angeles, California, United States, 90067

3

FOMAT Medical Research

Oxnard, California, United States, 93030

4

AP Medical Research

Miami, Florida, United States, 33165