Study	Reason for exclusion
Brändli 1989	Controlled clinical trial that compared FDCs versus single‐drug formulations for pulmonary TB, but with 2 different treatment regimens in intervention and control groups.
Brändli 1993	RCT that compared FDCs versus single‐drug formulations for pulmonary TB, but with 2 different treatment regimens in intervention and control groups.
Chu 2004	RCT that compared 2 FDCs: Chinese fixed‐dose compounds (2FEISU/4FEINING regimen) with 2RIFANAH/4RIFINAH regimen for new smear positive pulmonary TB participants, presented as an abstract for the 9th Congress of the Asian Pacific Society of Respirology 10–13 December 2004, Hong Kong. Complete data were unavailable.
Cowie 1990	RCT that compared FDCs versus single‐drug formulations for pulmonary TB, but with 2 different treatment regimens in intervention and control groups.
Dubra 1972	RCT that compared 2 different regimens of treatment for pulmonary TB administered as single‐drug formulations.
Ferreira 2013	Descriptive study of use of 4FDCs tablets for pulmonary TB.
Glatthaar 1991	RCT that compared FDCs versus single‐drug formulations for pulmonary TB, but with 2 different treatment regimens in intervention and control groups.
González Montaner 1978	RCT that compared 2 different regimens for pulmonary TB.
Herman 2007	RCT that compared FDCs versus single‐drug formulations for pulmonary TB, and was presented as a poster in the 12th Congress of the Asian Pacific Society of Respirology. Completed data were unavailable.
HKCS/BMRC 1989	RCT that compared FDCs versus single‐drug formulations for pulmonary TB, but also included TB participants that were already treated.
ISRCTN95204603	RCT that met the inclusion criteria of this Cochrane review according to published protocol, but is not yet published. Data were unavailable.
Macnab 1994	Controlled clinical trial that compared FDCs versus single‐drug formulations for pulmonary TB, but had 2 different treatment regimens in intervention and control groups.
Merle 2012	Descriptive study of methodological issue of unpublished RCTs (registration: ClinicalTrial.gov database: NCT00216385). Compared 4FDCs tablets versus 3FDCs + Gatifloxacin for pulmonary TB.
Punnotok 1995	RCT that compared different treatment regimens (2Rifater/4Rifinah versus 2Rifater+E/6H+Thiacetazone) for untreated, sputum positive pulmonary TB.
Soehardiman 2007	RCT that compared FDCs versus single‐drug formulations for pulmonary TB, and was presented as a poster in the 12th Congress of the Asian Pacific Society of Respirology. Completed data were unavailable.
Sokolova 1993	Study compared FDCs versus single‐drug formulations for pulmonary TB. It is unclear whether or not this is a clinical trial, as there is no mention of allocation or randomization.
Xu 2004	RCT that compared FDCs versus single‐drug formulations, but with 2 different treatment regimens in intervention and control groups.

Abbreviations: FDCs: fixed‐dose combinations; TB: tuberculosis; RCT: randomized controlled trial.