"Based on 35 clinical trials involving 1,997 newborns, it can be concluded that [dorsal penile nerve block] and EMLA do not eliminate circumcision pain... Trials of oral acetaminophen, sugar solutions, pacifiers, music, and other environmental modifications to reduce circumcision pain did not prove them effective."
Quelle: http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0012623/