Topical antibiotics therapy is a well-recognized prophylactic therapy towards the catheter exit site infection in peritoneal dialysis patient. Previous data has shown the superiority of gentamicin cream over the mupirocin cream in this aspect. However, the efficacy of the combination therapy using gentamicin cream alternating with mupirocin cream has not been tested. There is a potention benefit of reducing drug resistant strain in the combination group theoretically.