Article
Genome-wide association analysis of treatment response to onabotulinumtoxinA in Han Chinese patients with chronic migraine: a pilot study.
BMC neurology - 15 Apr 2026
An Yu-Chin, Liang Chih-Sung, Tsai Chia-Kuang, Tsai Chia-Lin, Lin Yu-Kai, Liao Wen-I, Yeh Po-Kuan, Lin Guan-Yu, Hsieh Cheng-Hao, Hung Kuo-Sheng, Yang Fu-Chi
Abstract excerpt
BACKGROUND/OBJECTIVES: OnabotulinumtoxinA (BoNT-A) use is an established preventive treatment for chronic migraine (CM); however, individual response rates vary. Although genetic factors may contribute to this variability, the underlying genetic determinants remain largely undefined, especially in Asian populations. Therefore, we aimed to identify genetic variants associated with the response to BoNT-A treatment...
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