<prompt> MRSA is resistant to:Vancomycinb lactamsLinezolidMeropenems  <response>: Ref: Sharma Sharma 3nl ed. P 733 No b Lactams are effective against MRSA, EXCEPT 5th generation cephalosporins like Ceftaroline and Ceftibiprole. DOC for MRSA: Vancomycin DOC for VRSA: Daptomycin Drugs used in VRSA: Quinpristin, Daptomycin, Linezolid 