Multisite Controlled Trial of Cocaine Vaccine

Completed · Phase 2 · Has a placebo group

Conditions studied: Cocaine Dependence

In brief

The purpose of this study is to test the efficacy of a newly developed active vaccine against cocaine (TA-CD).

Key facts

Study ID

NCT00969878

Run by

Baylor College of Medicine

People needed

300

Starts

2010-08-01

Expected to finish

2014-07-01

Last updated by the study team

2017-03-15

Who can join

Age: 18 and older, up to 55. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Male or female. Females either must be of non-child bearing potential (i.e., surgically sterilized or postmenopausal) or must be using adequate contraception, have a negative pregnancy test, and must agree to continue to use such precautions for 3 months after the last vaccination;
• Meets DSM-IV-TR criteria for a principal diagnosis of cocaine dependence as confirmed by the MINI;
• Motivated to discontinue or reduce cocaine use during the period of the study as evidenced both by the judgment of the Investigator or designee and by the subject providing at least 2 urine samples in each of the 2 baseline weeks;
• In good general health as determined by medical history, general clinical examination, laboratory tests;
• Has provided written informed consent. Subjects should be cooperative, willing and able to participate and adhere to the Protocol requirements.

You may not qualify if…

• Subject is cocaine-free (i.e., negative urine results [BE level]) during the 2-week screening period;
• Subject has known immunodeficiency or has a history of autoimmune disease or hypersensitivity to other vaccines. A human immunodeficiency virus (HIV) test must be performed at Screening and reported as negative for HIV-1 and HIV-2;
• Currently taking medication known to have significant immunosuppressive effects such as systemic glucocorticoids (topical and inhaled formulations are permitted) or oral systemic corticosteroids, within 30 days prior to randomization;
• Currently taking a dopaminergic, dopamine-blocking, dopamine-modulating, or other central dopamine-altering drug (e.g., antipsychotic drugs); a monoamine oxidase inhibitor (MAOI); or an opiate antagonist;
• Subject has an unstable medical, neurologic, or psychiatric illness that would interfere with the subject's safety, ability to participate in the study, or the interpretability of data. Subjects who meet the DSM-IV-TR criteria for psychosis, schizophrenia, bipolar disorder or clinically significant suicidal ideation;
• Subject had dependence on benzodiazepines, barbiturates, opiates or amphetamines according to DSM-IV-TR during the year prior to Screening. Opioid dependence includes methadone or buprenorphine maintenance treatment;
• Subject requiring medical detox for alcohol dependence;
• History of sensitivity to aluminium hydroxide gel;
• History of severe adverse reaction to cholera vaccine;
• Subject had previous vaccination with TA-CD;
• Subject received other vaccines, including flu vaccine, within 14 days prior to signing consent;
• Subject has participated in another clinical trial or received any other investigational compound within 14 days prior to signing consent;
• Subject has received blood or blood products within the 3 months prior to signing consent;
• Subject has liver function tests greater than 3 times the upper limit of normal at Screening;
• Subject has systolic blood pressure higher than 140 mmHg and/or diastolic blood pressure >90 mmHg;
• Female subjects with a positive pregnancy test, lactating mothers, women refusing to agree to adequate contraception and pregnancy tests during the study, or women who are planning to become pregnant during the period of the trial. Acceptable contraceptive methods are oral or parenteral hormonal contraceptives, intrauterine device (IUD), or barrier and spermicide, but not abstinence;
• Male subjects refusing to agree to adequate contraception during the study, or males who are part of a couple planning to become pregnant during the period of the trial;
• People who are involuntarily detained in a penal institution or people who become involuntarily detained during the study;
• Any other factor that in the opinion of the Investigator or designee would make the subject unsafe or unsuitable for the study.

Where it is running

• Johns Hopkins University — Baltimore, Maryland, United States
• NYU Langone Medical Center — New York, New York, United States
• Substance Abuse Treatment and Research Service (Downtown) — New York, New York, United States
• Cincinnati Addiction Research Center — Cincinnati, Ohio, United States
• University of Pennsylvania — Philadelphia, Pennsylvania, United States
• Baylor College of Medicine — Houston, Texas, United States

Full record on ClinicalTrials.gov

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