This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: AIIMS 2017, Subject name: Pharmacology
Treatment of choice for anaphylactic shock is: 
Select and explain. 
A. Adrenaline 0.5 mL of 1:1000 solution by intramuscular route, B. Adrenaline 1 mL of 1:10000 by intravenous route, C. Atropine 3 mg intravenously, D. Adenosine 12 mg intravenously
A: Adrenaline 0.5 mL of 1:1000 solution by intramuscular route
Answer: A: Adrenaline 0.5 mL of 1:1000 solution by intramuscular route 
Explanation: DOC is adrenaline.Route is intramuscular > subcutaneous.Dose: 0.5 ml of 1:1000(1mg/ml solution).This dose is repeated once gain within 10 minutes.If it's still not improving; then intravenous 1:10,000 dose is given.