a multi-centre , randomized , blind comparative group study was carried out in 202 adult patients , who had suffered from asthma for at least 2 years , to assess the effectiveness and tolerability of maintenance treatment with either 4 mg nedocromil sodium 4-times daily , 0.1 mg beclomethasone dipropionate 4-times daily or 2 puffs of placebo 4-times daily , given by inhalation .
C0004096
asthma
C0004906
beclomethasone dipropionate