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Resminostat for Maintenance Treatment of Patients With Advanced Stage Mycosis Fungoides (MF) or Sézary Syndrome (SS)

A Multicentre, Double Blind, Randomised, Placebo-controlled, Phase II Trial to Evaluate Resminostat for Maintenance Treatment of Patients With Advanced Stage (Stage IIB-IVB) Mycosis Fungoides (MF) or Sézary Syndrome (SS) That Have Achieved Disease Control With Systemic Therapy - the RESMAIN Study

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02953301
Acronym
RESMAIN
Enrollment
201
Registered
2016-11-02
Start date
2016-11-30
Completion date
2024-08-31
Last updated
2024-08-30

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

Conditions

Lymphoma, T-Cell, Cutaneous, Mycosis Fungoides, Sezary Syndrome

Keywords

Cutaneous T-Cell Lymphoma (CTLC), Maintenance, resminostat, 4SC, HDAC, Mycosis Fungoides, Sézary Syndrome

Brief summary

The purpose of this study is to determine whether resminostat will be able to delay or prevent worsening of disease in patients with advanced stage mycosis fungoides or Sézary Syndrome that have recently achieved disease control with previous systemic therapy.

Interventions

DRUGPlacebo

Sponsors

4SC AG
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
TRIPLE (Subject, Investigator, Outcomes Assessor)

Eligibility

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

Inclusion criteria

Main Inclusion Criteria: * Patients with histologically confirmed MF (Stage IIB-IVB) or SS in an ongoing complete response (CR), partial response (PR) or stable disease (SD) after at least one prior systemic therapy according to local standards (including but not limited to α-interferon, bexarotene, total skin electron beam irradiation, chemotherapy) \[the most recent systemic therapy must have been completed as planned or stopped due to unacceptable toxicity 2-12 weeks prior to randomisation\] * Eastern Cooperative Oncology Group (ECOG) status score 0-2 * Adequate haematological, hepatic and renal function Main

Exclusion criteria

* Patients with progressive disease (PD) * Baseline corrected QT (QTc) interval \> 500 milliseconds * Concurrent use of any other specific anti-tumour therapy including psoralen photo chemotherapy (PUVA), chemotherapy, immunotherapy, hormonal therapy, radiation therapy, or experimental medications

Design outcomes

Primary

MeasureTime frameDescription
PFS (Progression-free survival)From date of randomization until the date of first documented progression or date of death from any cause, whichever came first, up to approximately 32 monthsThe primary objective is to determine if maintenance treatment with resminostat increases progression free survival (PFS) compared to placebo in patients with advanced stage (Stage IIB-IVB) MF or SS that have achieved disease control (complete response \[CR\], partial response \[PR\] or stable disease \[SD\]) with previous systemic therapy.

Secondary

MeasureTime frameDescription
TTSW (Time to symptom worsening): pruritusFrom date of randomisation to first date that criteria for symptom (pruritus) worsening have been met, up to approximately 32 months. Symptom worsening is defined as an increase of a minimum of 3 points on the visual analogue itching scaleTo determine if maintenance treatment with resminostat increases time to symptom (pruritus) worsening (TTSW) compared to placebo.

Other

MeasureTime frameDescription
TTNT (Time to next treatment)From date of randomisation to first date that new treatment is received, up to approximately 44 months.Compare time to next treatment (TTNT) in patients when treated with resminostat vs placebo
PFS2, PFS3 (Progression-free survival 2, 3)From date of start of subsequent treatment to date of progression or death due to any cause in the absence of documented PD whilst receiving second and third line therapy, respectively, up to approximately 44 monthsAssess the effect of maintenance treatment with resminostat by means of PFS of subsequent treatments (PFS2, PFS3)
ORR (Overall response rate)Percent of patients within each treatment Arm that achieve confirmed CR or PR relative to the number of patients belonging to the analysis population of interest, up to approximately 32 months.Compare overall response rate (ORR, including CR, PR) in patients when treated with resminostat vs placebo
DOR (Duration of response)From date confirmed CR or PR (whichever is first) until the criteria for PD have been met, up to approximately 32 months.Compare duration of response (DOR) in patients when treated with resminostat vs placebo
OS (Overall survival)From the day of randomisation to death from any cause, up to approximately 44 months.Compare overall survival (OS) in patients when treated with resminostat vs placebo
Incidence of treatment-related AEs and SAEs (Safety and tolerability)Weekly for 3 cycles, then bi-weekly during treatment phase, up to approximately 9 monthsAssess the safety and tolerability of resminostat
HrQoL (Health related quality of life)Every 28 days, up to approximately 32 monthsCompare changes in health related quality of life (HrQoL) parameters in patients when treated with resminostat vs placebo
Maximum Plasma Concentration [Cmax]At Cycle 3, Day 1 at 0.75h, 2h and 4 h after intake of trial medication / at Cycle 3, Day 5 to be done pre-dose and at 2h and 7h after intake of trial medicationAssess the maximum plasma concentration \[Cmax\] of resminostat and metabolites
Area Under the Curve [AUC]At Cycle 3, Day 1 at 0.75h, 2h and 4 h after intake of trial medication / at Cycle 3, Day 5 to be done pre-dose and at 2h and 7h after intake of trial medicationAssess the Area Under the Curve \[AUC\] of resminostat and metabolites
TTP (Time to progression)From date of randomization until the date of first documented progression, up to approximately 32 monthsCompare time to progression (TTP) in patients when treated with resminostat vs placebo

Countries

Austria, Belgium, France, Germany, Greece, Italy, Japan, Netherlands, Poland, Spain, Switzerland, United Kingdom

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 24, 2026