to assess the optimal inhalation procedure of a fenoterol ( berotec ) powder inhaler , the degree of reversibility of lung function impairment was studied in 10 patients with stable asthma after 1 ) deposition of 0.2 mg fenoterol under the tongue , 2 ) a rapid inhalation from residual volume ( rv ) to total lung capacity ( tlc ) , and 3 ) a slow inhalation from functional residual capacity ( frc ) to tlc .
C0024109
lung
C0004096
asthma