Treatment of bacterial infections and prevention of
cofactor-associated diseases is also a good practice in
preventing PCV2 diseases. Treating M. hyopneumonia
with chlorotetracyclines was highly effective.152 Bleach
(3–6% sodium hypochlorite) is an effective chemical in
killing PCV2, but has unknown field efficacy. The protocol
utilized at Iowa State University to disinfect pens is
included in Table 2