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: Dental
In avulsion which of the following increases success rate 
Select and explain. 
A. Doxycyclin, B. Ledermycin, C. Dexamethasone, D. Ampicillin
A: Doxycyclin
Answer: A: Doxycyclin 
Explanation: None