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I thank Lee and Song1 for their thoughtful comments on our recent publication.2 The authors state that our study did not examine the steroid-sparing effect of tocilizumab because of mandatory glucocorticoid tapering. Given that the dose reduction rate of glucocorticoid significantly correlates with the relapse rate,3 this randomised, double-blind, placebo-controlled study was designed with mandatory glucocorticoid tapering to investigate whether tocilizumab treatment enables glucocorticoid tapering without relapse of Takayasu arteritis. Although the primary endpoint, …
Footnotes
Handling editor Josef S Smolen
Contributor YN wrote the response to the eLetter.
Funding This study was funded by Chugai Pharmaceutical Co. Funding for manuscript preparation was provided by F. Hoffmann-La Roche.
Competing interests YN reports personal fees from Chugai as a consultant of the sponsor-initiated clinical trial (Chugai Pharmaceutical Co.) using tocilizumab for Takayasu arteritis; grants and personal fees from Chugai; grants and personal fees from Astellas, Pfizer, and MSD outside the submitted work; grants from Takeda, Otsuka, Bayer outside the submitted work; and personal fees from Daiichi Sankyo and Kowa Pharmaceutical Co. outside the submitted work.
Provenance and peer review Commissioned; internally peer reviewed.