A Study of Melphalan Flufenamide (Melflufen)-Dex or Pomalidomide-dex for RRMM Patients Refractory to Lenalidomide

Summary

This was a randomized, controlled, open-label, Phase 3 multicenter study which enrolled patients with RRMM following 2-4 lines of prior therapy and who were refractory to lenalidomide in the last line of therapy as demonstrated by disease progression on or within 60 days of completion of the last dose of lenalidomide. Patients received either melflufen+dex or pomalidomide+dex.

Timeline

Start

2017-06-12

Primary completion

2021-02-03

Completion

2023-02-03

Publications

• Acs K, Miettinen JJ, Sergeev P, Heckel T, Diao Y, Witt-Mulder K, Thureson M, Bischler T, Huppunen ME, Suvela M, Obermuller J, Munawar U, Slipicevic A, Bargou RC, Lehmann F, Gelius SS, Norin S, Schjesvold F, Sonneveld P, Stuhmer T, Heckman CA. Efficacy of melflufen in multiple myeloma with mutated or deleted TP53. Exp Hematol Oncol. 2025 Dec 23;14(1):138. doi: 10.1186/s40164-025-00729-1.
• Schjesvold FH, Ludwig H, Delimpasi S, Robak P, Coriu D, Tomczak W, Pour L, Spicka I, Dimopoulos MA, Masszi T, Chernova NG, Sandberg A, Thuresson M, Norin S, Bakker NA, Mateos MV, Richardson PG, Sonneveld P. Health-related quality of life in relapsed/refractory multiple myeloma treated with melflufen and dexamethasone: analyses from the phase III OCEAN study. Haematologica. 2024 Jul 1;109(7):2331-2336. doi: 10.3324/haematol.2023.284635. No abstract available.
• Sonneveld P, Richardson PG, Ludwig H, Dimopoulos MA, Schjesvold FH, Hajek R, Abdulhaq H, Thuresson M, Norin S, Bakker NA, Mateos MV. Benefit Versus Risk Assessment of Melflufen and Dexamethasone in Relapsed/Refractory Multiple Myeloma: Analyses From Longer Follow-up of the OCEAN and HORIZON Studies. Clin Lymphoma Myeloma Leuk. 2023 Sep;23(9):687-696. doi: 10.1016/j.clml.2023.05.004. Epub 2023 May 6.
• Schjesvold FH, Dimopoulos MA, Delimpasi S, Robak P, Coriu D, Legiec W, Pour L, Spicka I, Masszi T, Doronin V, Minarik J, Salogub G, Alekseeva Y, Lazzaro A, Maisnar V, Mikala G, Rosinol L, Liberati AM, Symeonidis A, Moody V, Thuresson M, Byrne C, Harmenberg J, Bakker NA, Hajek R, Mateos MV, Richardson PG, Sonneveld P; OCEAN (OP-103) Investigators. Melflufen or pomalidomide plus dexamethasone for patients with multiple myeloma refractory to lenalidomide (OCEAN): a randomised, head-to-head, open-label, phase 3 study. Lancet Haematol. 2022 Feb;9(2):e98-e110. doi: 10.1016/S2352-3026(21)00381-1. Epub 2022 Jan 12.

Drugs

Indications