Subburao 2005.

Methods	Setting: single centre Design: crossover study Length of intervention period: 1 week (3 week washout) Randomisation: yes, method unclear Allocation concealment: unclear Masking: double‐blind, double dummy Excluded: not stated Withdrawals: Stated Jadad score: 3
Participants	26 adults with mild asthma. Age range: 20‐52 Stable asthma Inclusion criteria: mild asthma (beta‐agonist less than twice weekly) Exclusion criteria: recent exacerbation
Interventions	FP200mcg BID (400mcg/d) BUD200mcg BID (400mcg/d) Placebo Inhaler device: DPI
Outcomes	EAR; LAR
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Adequate sequence generation?	Unclear risk	Described as randomised; other information not available
Allocation concealment?	Unclear risk	Information not available
Blinding? All outcomes	Low risk	Double dummy