This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Burns, Subject name: Surgery
Which of the following is effective against Pseudomonas and is used in burns patients? 
Select and explain. 
A. Silver sulphadiazine, B. Silver sulphazine, C. Sulphamethoxazole, D. Sulphadoxine
A: Silver sulphadiazine
Answer: A: Silver sulphadiazine 
Explanation: Silver sulphadiazine cream(1%) This Broad spectrum prophylaxis against bacterial colonization Paicularly effective against Pseudomonas & MRSA