AUTHOR=Lu Junli , Lei Yuyan , Mo Yuanyuan , Wang Xiangping , Liu Wanying , Yan Yu , Yang Hongying , Li Canxia , Huang Lifeng , Shen Qiuxia , Wang Caihong , Chen Jingjie , Chen Lulu , Li Xiaohui TITLE=Pharmacokinetics and bioequivalence of two formulations of the S-1 (tegafur/gimeracil/oxonate) capsule in Chinese cancer patients under fasting and fed conditions: a multicenter, randomized, open-label, single-dose, double-cycle crossover study JOURNAL=Frontiers in Pharmacology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2025.1494902 DOI=10.3389/fphar.2025.1494902 ISSN=1663-9812