Effect of Addition of Oral Montelukast to Standard Treatment in Acute Moderate to Severe Asthma in Children

"Standard case management will be carried out as per guidelines given by British Thoracic Society. All patients will receive montelukast or similar looking placebo tablets. The doses of montelukast will be as follows:~5-12 years: 5 mg chewable tablet of montelukast; \> 12 years: 10 mg chewable tablet of montelukast. Study drug will be administered at time of administration of steroid."

The patients will receive placebo tablets.