<prompt> True about Mafenide :Can penetrate escharsDoesnt cause burning sensation when applied to raw surfaceCan be used orallyMay cause metabolic acidosis  <response>: Ans. D, May cause metabolic acidosisMafenide:Typical sulpHonamide.Used only totally-inhibits a variety of gram-positive and gram-negative bacteria.Biggest limitation - Produces burning sensation and severe pain when applied to raw surface.Mainly employed for bunt dressing to prevent infection, but not to heat already infected cases. 