Yale School of Medicine

Research Studies at Yale

Research Studies at Yale

Pharmacotherapy & CM for Opioid and Cocaine Dependence

For Patients For Researchers

Conditions: Improve Memory; Impulse Control; Lower Cocaine Use; Treatment for Cocaine Addiction

What is the purpose of this trial?

The purpose of this study is to compare the efficacy of the combined treatment modafinil + Contingency Management (CM) to either treatment condition alone or to yoked-controls on cocaine abstinence.

To investigate the role of modafinil-related improvements in memory, impulse control, and attention in mediating cocaine abstinence.


Dates: May 2008 -
Study Status: Recruiting

Who can participate?

Ages Eligible: 18 Years - 65 Years
Gender Eligible: Both

Inclusion Criteria:

- Inclusion criteria

- Male and female opioid-dependent patients between the ages of 18-65 will be
entered into the study. Females must not be pregnant as determined by pregnancy
screening, nor breast feeding, and must be using acceptable birth control
methods during study participation.

- Current opioid dependence as evidenced by documentation of prior treatment for
opioid dependence or signs of withdrawal, self-reported history of opioid
dependence for consecutive 12 month period and a positive urine for opiates.

- Subjects must fulfill DSM-IV criteria for opioid and cocaine dependence.

- Subjects must have a history of cocaine use, with a reported street cocaine use
of a minimum of 1/2 gram during the preceding 30 days. Additionally, laboratory
confirmation of recent cocaine use (positive urine for cocaine) within 2 weeks
prior to admission to the study is required.

- Subjects must be treatment-seekers for opioid and cocaine use.

Exclusion criteria

- Current DSM-IV diagnosis of other drug or alcohol dependence (other than opiates,
cocaine, or tobacco)

- History of heart disease, left ventricular hypertrophy, ischemic ECG changes, chest
pain, arrhythmia, hypertension.

- History of severe renal, endocrine or hepatic diseases.

- History of psychosis, schizophrenia, or bipolar type I.

- History of seizure disorder.

- Current use of over-the-counter or prescription psychoactive drugs (antidepressant,
anxiolytics, antipsychotics, mood stabilizers, psychostimulants).

- Liver function tests (SGOT,SGPT) greater than 3 times normal.

- Current use of modafinil

- Current suicidality

- Pregnancy or breast-feeding;

- Medical contraindication to treatment with study medication (e.g. for modafinil,
history of heart disease, ischemic ECG changes, arrhythmia, hypertension).

- Women of child-bearing potential must agree to use other means of birth control and
to have a pregnancy test repeated at least once monthly.

- Known allergy to modafinil or methadone.

Sponsor: National Institute on Drug Abuse (NIDA)

First Received: February 6, 2009 
Last Updated: January 6, 2010
Clinicaltrials.gov ID: NCT00838981
Study HIC # 0705002636

Conditions: Improve Memory; Impulse Control; Lower Cocaine Use; Treatment for Cocaine Addiction

Interventions: Drug: Modafinil;
Drug: Placebo or sugar pill

What is the purpose of this trial?

The purpose of this study is to compare the efficacy of the combined treatment modafinil + Contingency Management (CM) to either treatment condition alone or to yoked-controls on cocaine abstinence.

To investigate the role of modafinil-related improvements in memory, impulse control, and attention in mediating cocaine abstinence.


show additional information...

Dates: May 2008 -
Study Status: Recruiting

Who can participate?

Ages Eligible: 18 Years - 65 Years
Gender Eligible: Both

Inclusion Criteria:

- Inclusion criteria

- Male and female opioid-dependent patients between the ages of 18-65 will be
entered into the study. Females must not be pregnant as determined by pregnancy
screening, nor breast feeding, and must be using acceptable birth control
methods during study participation.

- Current opioid dependence as evidenced by documentation of prior treatment for
opioid dependence or signs of withdrawal, self-reported history of opioid
dependence for consecutive 12 month period and a positive urine for opiates.

- Subjects must fulfill DSM-IV criteria for opioid and cocaine dependence.

- Subjects must have a history of cocaine use, with a reported street cocaine use
of a minimum of 1/2 gram during the preceding 30 days. Additionally, laboratory
confirmation of recent cocaine use (positive urine for cocaine) within 2 weeks
prior to admission to the study is required.

- Subjects must be treatment-seekers for opioid and cocaine use.

Exclusion criteria

- Current DSM-IV diagnosis of other drug or alcohol dependence (other than opiates,
cocaine, or tobacco)

- History of heart disease, left ventricular hypertrophy, ischemic ECG changes, chest
pain, arrhythmia, hypertension.

- History of severe renal, endocrine or hepatic diseases.

- History of psychosis, schizophrenia, or bipolar type I.

- History of seizure disorder.

- Current use of over-the-counter or prescription psychoactive drugs (antidepressant,
anxiolytics, antipsychotics, mood stabilizers, psychostimulants).

- Liver function tests (SGOT,SGPT) greater than 3 times normal.

- Current use of modafinil

- Current suicidality

- Pregnancy or breast-feeding;

- Medical contraindication to treatment with study medication (e.g. for modafinil,
history of heart disease, ischemic ECG changes, arrhythmia, hypertension).

- Women of child-bearing potential must agree to use other means of birth control and
to have a pregnancy test repeated at least once monthly.

- Known allergy to modafinil or methadone.


Additional Location

Connecticut

Sponsor: National Institute on Drug Abuse (NIDA)

First Received: February 6, 2009 
Last Updated: January 6, 2010
Clinicaltrials.gov ID: NCT00838981
Study HIC # 0705002636

Participate in this trial

Yale Researcher

James Poling, Ph.D.
Principal Investigator  

HIC # 0805003779