A 24 year old male is admitted with acute severe asthma. Treatment is initiated with 100% oxygen, nebulised Salbutamol and Ipratropium Bromide nebulizers and IV hydrocortisone. Despite initial treatment there is no improvement. Which is the next step in management?
A. IV Aminophylline
B. IV Magnesium Sulphate
C. IV Salbutamol
D. IM Adrenaline
E. IV Adrenaline.
Ans:A. IV Aminophylline