Status:

TERMINATED

A Clinical Study of Melphalan Flufenamide (Melflufen) and Dexamethasone for Patients With Immunoglobulin Light Chain (AL) Amyloidosis

Lead Sponsor:

Oncopeptides AB

Collaborating Sponsors:

PRA Health Sciences

Conditions:

AL Amyloidosis

Eligibility:

All Genders

18+ years

Phase:

PHASE1

Brief Summary

This is a phase 1/2 open label study of melphalan flufenamide (melflufen) in combination with dexamethasone for participants with Al amyloidosis following at least one prior line of therapy. Melflufen...

Detailed Description

This is a clinical trial of melphalan flufenamide (melflufen), a peptide-conjugated alkylator which belongs to an novel class of drugs called peptidase-enhanced compounds, and targets the transformati...

Eligibility Criteria

Inclusion

  • (For full list of inclusion criteria, see study protocol)
  • Male or female, age 18 years or older at the time of signing the informed consent
  • Proven histochemical diagnosis of AL amyloidosis based on tissue specimens with Congo red staining
  • At least one prior line of therapy, defined as either one non-transplant regimen, one ASCT (autologous stem cell transplantation), or one regimen of induction therapy followed by a single ASCT. No more that 4 cycles of melphalan containing chemotherapy is allowed.
  • Measurable hematologic disease
  • Objectively measurable organ amyloid involvement
  • ECOG performance status ≤ 2 (ECOG = Eastern cooperative oncology group)
  • Women of child bearing potential must have a negative serum or urine pregnancy test
  • Less than 30% plasma cells in bone marrow aspirate or biopsy
  • Acceptable laboratory results met (absolute neutrophil count (ANC), platelet count, hemoglobin, total bilirubin,alkaline phosphatase, AST (aspartate aminotransferase) and ALT (alanine aminotransferase), renal function)
  • Male participant agrees to use contraception during treatment and 90 days after last dose of melflufen

Exclusion

  • (For full list of exclusion criteria, see study protocol)
  • Amyloidosis due to known mutations of the transthyretin gene or presence of another non-AL amyloidosis
  • Evidence of gastro-intestinal bleeding
  • Cardiac risk stage 3
  • Low platelets value with evidence of mucosal or internal bleeding
  • Medical documented cardiac syncope, NYHA Class 3 or 4 congestive heart failure, myocardial infarction, unstable angina pectoris, clinically significant ventricular arrhythmias (NYHA=New York Heart Association Functional Classification)
  • Clinically significant finding on 24 h Holter recording
  • Severe orthostatic hypotension
  • Clinically significant factor X deficiency
  • Clinically significant autonomic disease
  • Any medical condition that would impose excessive risk to the patient
  • Serious psychiatric illness, active alcoholism or drug addiction that may hinder or confuse compliance
  • Known HIV or active hepatitis B or C viral infections
  • Previous cytotoxic therapies, including cytotoxic investigational agents within 3 weeks prior to start of study treatment. Monoclonal antibodies within 4 weeks. Concomitant immunotherapy, investigational therapy and anticoagulation therapy are not permitted
  • Prior autologous or allogenic stem cell transplant within 12 weeks of initiation of therapy
  • Prior allogeneic stem cell transplant with active graft-host-disease
  • Prior major surgical procedure or radiation therapy within 4 weeks of the first dose of study treatment

Key Trial Info

Start Date :

August 6 2020

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

January 5 2022

Estimated Enrollment :

6 Patients enrolled

Trial Details

Trial ID

NCT04115956

Start Date

August 6 2020

End Date

January 5 2022

Last Update

March 28 2022

Active Locations (9)

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Page 1 of 3 (9 locations)

1

Boston University Medical Center

Boston, Massachusetts, United States, 02111

2

Fakultní Nemocnice Ostrava

Ostrava - Poruba, Czechia, 70852

3

Centre Hospitalier Universitaire de Limoges

Limoges, France, 87000

4

Universitätsklinikum Heidelberg

Heidelberg, Germany, 69120