This report presents, briefly, the cost of drug prohibition for seven institutions of the criminal justice system (Military Police, Civil Police, Public Ministry, Public Defender's Office, Court of Justice, Penitentiary System, Socio-Educational System) during one year, 2017, in the states of Rio de Janeiro and São Paulo. The figures presented were updated to November 2020.

The report "A Shot in the Foot" is the first research report published by the project "Drugs: How much does it cost to prohibit", implemented by the CESeC.