This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Drug of choice for Type 1 Brittle asthma is 
Select and explain. 
A. Subcutaneous salbutamol, B. Subcutaneous terbutaline, C. Subcutaneous adrenaline, D. Subcutaneous mometasone
B: Subcutaneous terbutaline
Answer: B: Subcutaneous terbutaline 
Explanation: Brittle asthma is very severe asthma resistant to inhalational Beta 2 agonists. 
DOC for Type1 Brittle Asthma: Subcutaneous Terbutaline.
DOC for Type2 Brittle Asthma: Subcutaneous Adrenaline.