This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: COPD and Asthma, Subject name: Medicine
Which is the commonly used route of administration for Omalizumab in asthma? 
Select and explain. 
A. Subcutaneous, B. Inhalational, C. Intradermal, D. Intramuscular
A: Subcutaneous
Answer: A: Subcutaneous 
Explanation: Omalizumab is indicated for moderate-to-severe persistent asthma in patients with a positive skin test or in vitro reactivity to a perennial aeroallergen and symptoms that are inadequately controlled with inhaled coicosteroids 150-375 mg SC q 2-4 weeks. It is given subcutaneous route.