It is well established that PRRSV elimination is an effective strategy for PRRS control. but published reports concerning successful PRRSV elimination cases in farrow-to-finishing herds are rare. Here. we have reported a successful PRRSV elimination case in a farrow-to-finish herd by employing a “herd closure and rollover” approach with some modifications. https://parisnaturalfoodes.shop/product-category/hair-force/