Abstract
Background
Patients with large territory infarction are at high risk of cerebral edema and neurological deterioration, including death. Preclinical studies have shown that a continuous infusion of glyburide blocks edema formation and improves outcome. We hypothesize that treatment with RP-1127 (Glyburide for Injection) reduces formation of brain edema in patients after large anterior circulation infarction.
Methods
GAMES-RP is a prospective, randomized, double-blind, multicenter trial designed to evaluate RP-1127 in patients at high risk for the development of malignant cerebral edema. The study population consisted of subjects with a clinical diagnosis of acute severe anterior circulation ischemic stroke with a baseline diffusion-weighted image lesion between 82 and 300 cm3 who are 18–80 years of age. The target time from symptom onset to start of study infusion was ≤10 h. Subjects were randomized to RP-1127 (glyburide for injection) or placebo and treated with a continuous infusion for 72 h.
Results
The primary efficacy outcome was a composite of the modified Rankin Scale and the incidence of decompressive craniectomy, assessed at 90 days. Safety outcomes were the frequency and severity of adverse events, with a focus on cardiac- and glucose-related serious adverse events.
Conclusions
GAMES-RP was designed to provide critical information regarding glyburide for injection in patients with large hemispheric stroke and will inform the design of future studies.
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Conflict of interest
The authors received research Grants from the sponsor of the study to conduct study activities. No author has received speaking honoraria, nor owns stock in the sponsoring company.
Funding
The sponsor of this phase II study, GAMES-RP, is Remedy Pharmaceuticals.
Additional information
The GAMES-RP Study Team members are listed in the Appendix.
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Appendices
Executive Committee
Kevin N. Sheth, W. Taylor Kimberly, Sven Jacobson, Jordan Elm.
Neuroimaging and Biomarker Core
Lauren A. Beslow (Yale), Gordon K. Sze (Yale), Hannah J. Irvine (Massachusetts General Hospital), Thomas W. K. Battey (Massachusetts General Hospital), Ann-Christin Ostwaldt (Massachusetts General Hospital).
Data Monitoring Committee
J. Donald Easton (UCSF), Karen Johnston (University of Virginia), Michael Diringer (Washington University).
GAMES-RP Site Investigators
Bradley Molyneaux (University of Pittsburgh), Paul Muscat (Maine Medical Center), W. Taylor Kimberly (Massachusetts General Hospital), Kendra Drake (University of Arizona), Jennifer Majerisk (Utah), Edward Manno (Cleveland Clinic), Raphael Carandang (University of Massachusetts), Carolyn Cronin (University of Maryland), Michel Torbey (Ohio State), Shyam Prabhakaran (Northwestern), David Hwang (Yale), Scott Silliman (University of Florida), Osman Kozak (Abington), Holly Hinson (Oregon Health Sciences), Igor Rybinnik (Rutgers), Wei Liu (University of Louisville), Gregory Albers (Stanford), Edward Jauch (Medical University of South Carolina).
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Sheth, K.N., Elm, J.J., Beslow, L.A. et al. Glyburide Advantage in Malignant Edema and Stroke (GAMES-RP) Trial: Rationale and Design. Neurocrit Care 24, 132–139 (2016). https://doi.org/10.1007/s12028-015-0189-7
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DOI: https://doi.org/10.1007/s12028-015-0189-7