Be at least 18 years of age

Is seeking treatment for cocaine dependence

Is able to understand and provide written informed consent

Has completed all psychological assessments and procedures required during the 7 - 14 day screening period

If female, agrees to use an acceptable method of birth control

Is, in the opinion of the Investigator, likely to complete the 11-week Treatment Phase of the study

A Multi-Center Trial of Nepicastat for Cocaine Dependence