“…This drug-induced asthma, which can result in death, highlights a major defect in the control of airway tone in asthmatics, the mechanism behind which is unknown and warrants investigation. In this issue of the Journal, Fujimura i'l ai have investigated whether sensory neuropeptides are involved in the bronchoconstriction evoked by the /3-blocker, propranolol, in an animal model of 0blocker-induced asthma [6].…”