Garcia et al. (June 16 issue) conclude that the transmission of taeniasis and cysticercosis was interrupted in a region in which these diseases are endemic owing to mass drug administration in humans and pigs. We are not convinced that this costly strategy provides a long-term solution for eradicating taeniasis and cysticercosis. Mass drug administration is a temporary solution, since unhealthful conditions and poverty prevail in countries where these diseases are endemic. Mass drug administration was widely used in Latin America during the 1980s and 1990s. However, taeniasis and cysticercosis are still prevalent in those countries and continue...