We have shown that the bacteriostatic and bactericidal agents edetic acid and benzaLkonium chloride present in nebuliser solutions may cause bronchoconstriction when inhaled by asthmatic patients and suggested that this may account for some of the pardoxical bronchoconstriction that occurs after inhalation ofnebulised bronchodilator aerosols. ' As antibacterial agents may be removed from nebuli...
