This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Microbial, Subject name: Pharmacology
Which of the cephalosporin is used in pseudomonas aeruginosa:? 
Select and explain. 
A. Cefadroxil, B. Cefuroxime, C. Ceftazidime, D. Cefotaxime
C: Ceftazidime
Answer: C: Ceftazidime 
Explanation: Ans. C. Ceftazidime4 and 5 generations of cephalosporins can be given for pseudomonas infection. Only ceftazidime and cefoperazone are the third generation drugs given as antipseudomonal agents.