<prompt> Concentrated alcohol-based antiseptic for skin preparation of the operative site leads to95 reduction in bacterial count50 reduction in bacterial count50 reduction in bacterial countContraindicated for operative site  <response>: One application of a more concentrated alcohol-based antiseptic is adequate for skin preparation of the operative site.This leads to a 95 reduction in bacterial countCaution should be taken not to leave a pool of alcohol-based fluid on the skin which could ignite with diathermy and burn the patient.Ref: Bailey and Love 27e pg: 52 