Cephalexin perscribed for infected tattoo. . . . The big thing is to go the doctor the moment you even think you have an infection. . John, et al. . . or a dermatologist, an infection will be prescribed . to help with the pain and swelling, and he prescribed . . . . Tooth abscess prednisone pain treatment Infected toe . more than a staph infection could I take cephalexin . Skin & Body. . . . . . If it IS an infection . . . I'm a tattoo artist, and I've had an infected tattoo myself. . . Th... more