Beta 2 agonist used in rescue therapy in acute respiratory conditions are all except -

Ans. is 'd' i.e., Ketotifen BronchodilatorsDrugs reducing inflammationa) b2 SympathomimeticsLeukotriene antagonistsMast cell stabilizersCorticosteroidsAnti-IgE antibodyo Salbutamolo Terbutalineo Montelukasto Sodium cromoglycatea) Systemico Omalizumabo Bambuteralo Salmeterolo Zafirlukasto Ketotifeno Hydrocortisone o Formoterolo Ephedrine o Prednisolone b) Inhalation b) Methylxanthines o Beclomethasome o Theophyllineo Aminophylline o Budesonide o Doxophylline o Fluticasone c) Anticholinergics o Flunisolide o Ipratropiumo Tiopratropium o Ciclesonide