http://health.usnews.com/health-new...s-mice-from-cocaines-effects-study-finds.html In mice, the vaccine appears to provoke an effective and long-lasting antibody immune response, attacking cocaine molecules and keeping them from reaching the brain where they would normally trigger the drug's classic hyperactive responseIn mice, the vaccine appears to provoke an effective and long-lasting antibody immune response, attacking cocaine molecules and keeping them from reaching the brain where they would normally trigger the drug's classic hyperactive response