Fig. 2From: Navafenterol (AZD8871) in healthy volunteers: safety, tolerability and pharmacokinetics of multiple ascending doses of this novel inhaled, long-acting, dual-pharmacology bronchodilator, in two phase I, randomised, single-blind, placebo-controlled studiesPatient disposition and flow in (a) study A and (b) study B. PK = pharmacokinetic; PP = per protocol. aOne volunteer withdrew prior to the first dose and was replaced by a reserve volunteer as per the protocolBack to article page