The purpose of this study is to determine whether intravenous Bortezomib combined with oral Panobinostat (LBH589) are effective in treating adult patients with relapsed/refractory peripheral T-cell lymphoma or NK/T-cell lymphoma after the failure of conventional chemotherapy.
Peripheral T-cell lymphoma (PTCL) and NK/T-cell lymphoma are uncommon diseases that are prevalent in Asia. They are associated with poor prognosis when treated with conventional chemotherapeutic regimes. Their long term disease-free survivals are dismal with only 10-30% of patients surviving long term. More intensive regimens including high dose chemotherapy with autologous stem cell transplant have been tried as primary induction treatment, but have not been shown to be beneficial. Given the rarity of PTCL and NK/T-cell lymphoma, much of the literature consists of studies with small sample size and anecdotal case reports. Therefore, no consensus exists on the best therapeutic strategy for either newly diagnosed or relapsed disease. The failure of conventional chemotherapy in this regard suggests that novel therapies including epigenetic approaches and proteasome inhibition should be explored. Preclinical data of bortezomib and histone deacetylase inhibitors (HDIs) in T-cell and NK/T-cell lymphoma cell lines are encouraging. Bortezomib and HDIs have also separately demonstrated activity in T and NK/T-cell lymphomas in phase II studies, leading to their separate developments in phase III studies. Demonstration of synergism in these 2 agents, in part due to their dependence on overlapping pathways, suggests that they should be explored as a combination, especially when treating a disease with a very unfavourable outcome. The purpose of this phase II study is to assess the efficacy of orally-administered panobinostat, a potent class I/II pan-deacetylase inhibitor with intravenous bortezomib in this patient population.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
25
oral panobinostat 30 mg 3 times per week AND intravenous bortezomib 1.3mg/m2 on days 1,4,8,11 per cycle
Hospital Universiti Kebangsaan Malaysia ( HUKM )
Kuala Lumpur, Kuala Lumpur, Malaysia
Subang Jaya Medical Centre
Subang Jaya, Selangor, Malaysia
National Cancer Center
Singapore, Singapore
Singapore General Hospital
Singapore, Singapore
Samsung Medical Centre
Seoul, Seoul, South Korea
Objective Response Rate
Time frame: 1 year
Time to response, Duration of response, Progression-free survival, Overall survival, Safety and tolerability, Changes in disease-related symptoms and ECOG performance status.
Time frame: 1 year
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