Figure 4From: Rapid effects of extrafine beclomethasone dipropionate/formoterol fixed combination inhaler on airway inflammation and bronchoconstriction in asthma: a randomised controlled trial Mean FEV 1 on the first day of treatment with extrafine BDP/F low dose (100/6 μg, 1 actuation), high dose (100/6 μg, 4 actuations), or placebo.Back to article page