Asthma drugs main problems
SABA >>> arrhythmia , hypokalemia
LABA>>> may be associated with severe asthma excerbation if used alone without steroid combination
Montelokast >>> Risk of Churg Strauss syndrome
Inhaled steroid >>> Oropharyngeal candida
Aminophylline >>> narrow therapeutic index , arrhythmia, toxicity with use of enzyme inhibitors .