one of the vets here ONLY uses cefa....... i think partially because most cats (and bugs) around here don't have any resistance built up to it.
but what do i know, i'm not a vet, nor am i married to one. -- Spay & Neuter Your Neighbors! Maybe That'll Make The Difference.... MaryChristine AIM / YAHOO: TenHouseCats MSN: [EMAIL PROTECTED] ICQ: 289856892