Title {1}	Efficacy and safety of Bujing Yishi tablet for glaucoma with controlled IOP: study protocol for a multi-centre randomized controlled trial
Trial registration {2a and 2b}.	Chinese Clinical Trial Registry, ID: ChiCTR1800016431. Registered on 1 June 2018
Protocol version {3}	Date April 6, 2018 and version 2.0
Funding {4}	This trial was supported by the Chinese Medicine Bureau of Sicuan Province (2018) NO. 2018LC008.
Author details {5a}	1.College of Ophthalmology, Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, 610075, China; Department of Ophthalmology, Mianyang Central Hospital, Mianyang, Sichuan, 621000, China; 2.Department of Ophthalmology, Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, 610075, China; 3.Department of Ophthalmology, The Affiliated Eye Hospital of Wenzhou Medical University, Wenzhou, Zhejiang, 325027, China; 4.Good Clinical Practice Centre, Hospital of Chengdu University of Traditional Chinese Medicine, Chengdu, Sichuan, 610075, China; 5.Department of Ophthalmology, Mianyang Central Hospital, Mianyang, Sichuan, 621000, China; 6.Department of Ophthalmology, Mianyang Hospital of Traditional Chinese Medicine, Mianyang, Sichuan, 621000, China; 7.Department of Ophthalmology, The Second People’s Hospital of Chengdu PiDu District, Chengdu, Sichuan, 611733, China; 8.Zhongshan Ophthalmic Center, Sun Yat-sen University, Guangzhou, Guangdong, 510275, China
Name and contact information for the trial sponsor {5b}	Chinese Medicine Bureau of Sicuan Province, No. 15 Yongxing lane, Jingjiang District, Chengdu, 610000, China
Role of sponsor {5c}	The study funder has no role in the study design, data collection and management, and manuscript writing publication