Increasing prevalence of respiratory diseases such as asthma and COPD across the globe further prples the demand of asthma and COPD drugs. As per Centre for Diseases Control and Prevention, about 1 in 13 people in the US have asthma in the US, equal to 25 million people. About 7.5% of adults and 8.5% of children are affected by it in the country. As per Asthma UK, about 5.4 million people are...