Cockroaches (Dictyoptera: Blattidae) in the creamery profession transport microorganisms such as Escherichia coli (E. coli), Pseudomonas, Salmonella, Listeria monocytogenes and conidia of mycotoxigenic fungi. At the domestic level, there is relation between cockroach infestation and standard levels of health[1]. These synanthropic insects may play as potential vectors in the epidemiology of hospital infections, especially the transmission of drug-resistant E. coli, Pseudomonas aeruginosa (P. aeruginosa), Klebsiella spp and so on[2]. Nosocomial infection or hospital infection is acquired after the customer’s admission in the hospital and is manifested during his or her remain there or after furlough in case it is linked to hospitalization.