Bactrim ds for mrsa dosinginfections (ABSSSI), including infections caused by methicillin-resistant Staphylococcus aureus . DS, Septra, Septra DS is commonly used to control MRSA . . . . High Dose Bactrim for treating PCP (as a point of reference)Article about MRSA infection. . 1 DS tab or 2 regular tabs every 12 hours for 5 . Bactrim DS, Septra, Septra DS), and linezolid . bactrim mg mrsa. . . . . . . 1 DS tab or 2 regular tabs every 12 hours for 5 . . . Folic acid is likely not the . . . If ... more