The following drug is NOT useful during acute attack of bronchial asthma:
drugs used in an acute attack of asthma a) hydrocoisone b)salbutamol c)oxygen d)antibiotic (intensive), IV theophylline cromolyn sodium, nedocromil-mast cell stabilizers are used in chronic asthma ESSENTIALS OF MEDICAL PHARMACOLOGY SEVENTH EDITION KD TRIPATHI PG NO.233
Salbutamol
Hydrocoisone
Cromolyn sodium
Theophylline
Respiratory system