Romiplostim Treatment of Thrombocytopenia in Subjects With Low or Intermediate-1 Risk Myelodysplastic Syndrome (MDS)

Summary

The Data Monitoring Committee (DMC) for study 20060198 recommended that all subjects discontinue treatment of study drug and continue to be followed for long term follow-up. Amgen adopted the DMC recommendation.

Timeline

Start

2008-07-21

Primary completion

2011-03-31

Completion

2015-11-30

Outcome

Missed primary endpoint

registry Placebo vs Romiplostim; p = 0.13; Hazard Ratio (HR) 0.83 (95% CI 0.66 to 1.05) NCT00614523 ↗

Publications

• Background Diao G, Zeng D, Hu K, Ibrahim JG. Modeling event count data in the presence of informative dropout with application to bleeding and transfusion events in myelodysplastic syndrome. Stat Med. 2017 Sep 30;36(22):3475-3494. doi: 10.1002/sim.7351. Epub 2017 May 30.
• Background Kantarjian HM, Fenaux P, Sekeres MA, Szer J, Platzbecker U, Kuendgen A, Gaidano G, Wiktor-Jedrzejczak W, Carpenter N, Mehta B, Franklin J, Giagounidis A. Long-term follow-up for up to 5 years on the risk of leukaemic progression in thrombocytopenic patients with lower-risk myelodysplastic syndromes treated with romiplostim or placebo in a randomised double-blind trial. Lancet Haematol. 2018 Mar;5(3):e117-e126. doi: 10.1016/S2352-3026(18)30016-4. Epub 2018 Jan 26.
• Background Giagounidis A, Mufti GJ, Fenaux P, Sekeres MA, Szer J, Platzbecker U, Kuendgen A, Gaidano G, Wiktor-Jedrzejczak W, Hu K, Woodard P, Yang AS, Kantarjian HM. Results of a randomized, double-blind study of romiplostim versus placebo in patients with low/intermediate-1-risk myelodysplastic syndrome and thrombocytopenia. Cancer. 2014 Jun 15;120(12):1838-46. doi: 10.1002/cncr.28663. Epub 2014 Apr 4.
• Background Platzbecker U, Sekeres MA, Kantarjian H, Giagounidis A, Mufti GJ, Jia C, Yang AS, Fenaux P. Relationship of different platelet response criteria and patient outcomes in a romiplostim myelodysplastic syndromes trial. Leukemia. 2014 Dec;28(12):2418-21. doi: 10.1038/leu.2014.253. Epub 2014 Sep 2. No abstract available.
• Background Sekeres MA, Giagounidis A, Kantarjian H, Mufti GJ, Fenaux P, Jia C, Yang AS, Platzbecker U. Development and validation of a model to predict platelet response to romiplostim in patients with lower-risk myelodysplastic syndromes. Br J Haematol. 2014 Nov;167(3):337-45. doi: 10.1111/bjh.13037. Epub 2014 Jul 14.
• Background Diao G, Zeng D, Hu K, Ibrahim JG. Semiparametric frailty models for zero-inflated event count data in the presence of informative dropout. Biometrics. 2019 Dec;75(4):1168-1178. doi: 10.1111/biom.13085. Epub 2019 Sep 2.

Drugs

Indications