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Health Canada expands indication for lenalidomide

Lenalidomide (Revlimid®)
Photo courtesy of Celgene

Health Canada has expanded the approved indication for lenalidomide (Revlimid®) to include the treatment of patients with multiple myeloma (MM).

Lenalidomide is now approved for use in combination with dexamethasone to treat patients newly diagnosed with MM who are not eligible for stem cell transplant.

Lenalidomide was previously approved in Canada for the treatment of patients with transfusion-dependent anemia due to low- or intermediate-1-risk myelodysplastic syndromes associated with a deletion 5q cytogenetic abnormality, with or without additional cytogenetic abnormalities.

Lenalidomide is a product of Celgene Corporation.

“The expanded indication of Revlimid® provides [MM] patients with a treatment much earlier in their disease and offers this patient population an all-oral, melphalan-free option for a disease that continues to be difficult to treat,” said Donna Reece, MD, of Princess Margaret Hospital in Toronto, Ontario, Canada.

The expanded approval of lenalidomide is based on safety and efficacy results from the phase 3 FIRST trial. Updated results from this study were published in the Journal of Clinical Oncology last November.

The trial included 1623 patients with newly diagnosed MM who were not eligible for stem cell transplant.

Patients were randomized to receive:

  • Lenalidomide and low-dose dexamethasone (Rd) in 28-day cycles until disease progression (n=535)
  • 18 cycles of Rd (Rd18) for 72 weeks (n=541)
  • Melphalan, prednisone, and thalidomide (MPT) for 72 weeks (n=547).

In the intent-to-treat population, the overall response rate was 81% for the continuous Rd group, 79% for the Rd18 group, and 67% in the MPT group. The complete response rates were 21%, 20%, and 12%, respectively.

The median progression-free survival (PFS) was 26.0 months in the continuous Rd group, 21.0 months in the Rd18 group, and 21.9 months in the MPT group. At 4 years, the PFS rates were 33%, 14%, and 13%, respectively.

The median overall survival (OS) was 58.9 months in the continuous Rd group, 56.7 months in the Rd18 group, and 48.5 months in the MPT group. At 4 years, the OS rates were 60%, 57%, and 51%, respectively.

The most frequent grade 3/4 hematologic treatment-emergent adverse events were neutropenia and anemia. The rate of grade 3/4 neutropenia was higher in the MPT group than the continuous Rd or Rd18 groups.

Infections were the most common grade 3/4 non-hematologic treatment-emergent adverse events. The rate of grade 3/4 infections was higher in the Rd groups than the MPT group.

“With this new clinical evidence, we know that keeping newly diagnosed multiple myeloma patients on Revlimid® may help delay disease progression and reduce the risk of death,” Dr Reece said. “As such, we are looking forward to having Revlimid® as a key option in the first-line setting for the appropriate patients.”

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Lenalidomide (Revlimid®)
Photo courtesy of Celgene

Health Canada has expanded the approved indication for lenalidomide (Revlimid®) to include the treatment of patients with multiple myeloma (MM).

Lenalidomide is now approved for use in combination with dexamethasone to treat patients newly diagnosed with MM who are not eligible for stem cell transplant.

Lenalidomide was previously approved in Canada for the treatment of patients with transfusion-dependent anemia due to low- or intermediate-1-risk myelodysplastic syndromes associated with a deletion 5q cytogenetic abnormality, with or without additional cytogenetic abnormalities.

Lenalidomide is a product of Celgene Corporation.

“The expanded indication of Revlimid® provides [MM] patients with a treatment much earlier in their disease and offers this patient population an all-oral, melphalan-free option for a disease that continues to be difficult to treat,” said Donna Reece, MD, of Princess Margaret Hospital in Toronto, Ontario, Canada.

The expanded approval of lenalidomide is based on safety and efficacy results from the phase 3 FIRST trial. Updated results from this study were published in the Journal of Clinical Oncology last November.

The trial included 1623 patients with newly diagnosed MM who were not eligible for stem cell transplant.

Patients were randomized to receive:

  • Lenalidomide and low-dose dexamethasone (Rd) in 28-day cycles until disease progression (n=535)
  • 18 cycles of Rd (Rd18) for 72 weeks (n=541)
  • Melphalan, prednisone, and thalidomide (MPT) for 72 weeks (n=547).

In the intent-to-treat population, the overall response rate was 81% for the continuous Rd group, 79% for the Rd18 group, and 67% in the MPT group. The complete response rates were 21%, 20%, and 12%, respectively.

The median progression-free survival (PFS) was 26.0 months in the continuous Rd group, 21.0 months in the Rd18 group, and 21.9 months in the MPT group. At 4 years, the PFS rates were 33%, 14%, and 13%, respectively.

The median overall survival (OS) was 58.9 months in the continuous Rd group, 56.7 months in the Rd18 group, and 48.5 months in the MPT group. At 4 years, the OS rates were 60%, 57%, and 51%, respectively.

The most frequent grade 3/4 hematologic treatment-emergent adverse events were neutropenia and anemia. The rate of grade 3/4 neutropenia was higher in the MPT group than the continuous Rd or Rd18 groups.

Infections were the most common grade 3/4 non-hematologic treatment-emergent adverse events. The rate of grade 3/4 infections was higher in the Rd groups than the MPT group.

“With this new clinical evidence, we know that keeping newly diagnosed multiple myeloma patients on Revlimid® may help delay disease progression and reduce the risk of death,” Dr Reece said. “As such, we are looking forward to having Revlimid® as a key option in the first-line setting for the appropriate patients.”

Lenalidomide (Revlimid®)
Photo courtesy of Celgene

Health Canada has expanded the approved indication for lenalidomide (Revlimid®) to include the treatment of patients with multiple myeloma (MM).

Lenalidomide is now approved for use in combination with dexamethasone to treat patients newly diagnosed with MM who are not eligible for stem cell transplant.

Lenalidomide was previously approved in Canada for the treatment of patients with transfusion-dependent anemia due to low- or intermediate-1-risk myelodysplastic syndromes associated with a deletion 5q cytogenetic abnormality, with or without additional cytogenetic abnormalities.

Lenalidomide is a product of Celgene Corporation.

“The expanded indication of Revlimid® provides [MM] patients with a treatment much earlier in their disease and offers this patient population an all-oral, melphalan-free option for a disease that continues to be difficult to treat,” said Donna Reece, MD, of Princess Margaret Hospital in Toronto, Ontario, Canada.

The expanded approval of lenalidomide is based on safety and efficacy results from the phase 3 FIRST trial. Updated results from this study were published in the Journal of Clinical Oncology last November.

The trial included 1623 patients with newly diagnosed MM who were not eligible for stem cell transplant.

Patients were randomized to receive:

  • Lenalidomide and low-dose dexamethasone (Rd) in 28-day cycles until disease progression (n=535)
  • 18 cycles of Rd (Rd18) for 72 weeks (n=541)
  • Melphalan, prednisone, and thalidomide (MPT) for 72 weeks (n=547).

In the intent-to-treat population, the overall response rate was 81% for the continuous Rd group, 79% for the Rd18 group, and 67% in the MPT group. The complete response rates were 21%, 20%, and 12%, respectively.

The median progression-free survival (PFS) was 26.0 months in the continuous Rd group, 21.0 months in the Rd18 group, and 21.9 months in the MPT group. At 4 years, the PFS rates were 33%, 14%, and 13%, respectively.

The median overall survival (OS) was 58.9 months in the continuous Rd group, 56.7 months in the Rd18 group, and 48.5 months in the MPT group. At 4 years, the OS rates were 60%, 57%, and 51%, respectively.

The most frequent grade 3/4 hematologic treatment-emergent adverse events were neutropenia and anemia. The rate of grade 3/4 neutropenia was higher in the MPT group than the continuous Rd or Rd18 groups.

Infections were the most common grade 3/4 non-hematologic treatment-emergent adverse events. The rate of grade 3/4 infections was higher in the Rd groups than the MPT group.

“With this new clinical evidence, we know that keeping newly diagnosed multiple myeloma patients on Revlimid® may help delay disease progression and reduce the risk of death,” Dr Reece said. “As such, we are looking forward to having Revlimid® as a key option in the first-line setting for the appropriate patients.”

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