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Cocaine DependencePhase 2NCT00344565

A Placebo-Controlled Double-Blind Combined Treatment of Modafinil and CBT for Cocaine Dependence

A Phase 2 study testing Modafinil and Cognitive Behavioral Therapy--Relapse Prevention in people with Cocaine Dependence, run by Research Foundation for Mental Hygiene, Inc..

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to test whether a cognitive behavioral therapy (CBT) and a medication called modafinil, which is approved to treat sleep disorders, will help individuals who are abusing cocaine. Read more about this study

Who is it for?
Ages 18 to 55 years
Conditions the study is for
Cocaine Dependence
What is being tested?
Modafinil and Cognitive Behavioral Therapy--Relapse Prevention
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
15 participants
Where
No sites listed yet
Study dates
Nov 2005to Mar 2007
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 55 years
  • All sexes
  • No healthy volunteers
  • Adult

Who may be able to join

  • Meets DSM IV criteria for current cocaine dependence and is seeking treatment.
  • Used cocaine at least eight days in the past month or reports episodic binges of large amounts of cocaine (at least $150 worth) at least twice per month
  • Able to give informed consent and comply with study procedures.

Who cannot join

  • Meets DSM IV criteria for current mood disorder or past or current mania (i.e. bipolar disorder), schizophrenia or any psychotic disorder other than transient psychosis due to drug abuse.
  • Baseline 21 item Hamilton Depression Scale scores ≥ 15
  • History of seizures
  • Chronic organic mental disorder.
  • Significant current suicidal risk.
  • Pregnancy, lactation, or failure in sexually active female participants to use adequate contraceptive methods.
Show all 18Show fewer
  • Unstable physical disorders, which might make participation hazardous such as hypertension, hepatitis, participants with mildly elevated AST and ALT levels (< 3 X upper limit or normal are acceptable), or diabetes.
  • Coronary vascular disease as indicated by history, or suspected by abnormal EKG or history of cardiac symptoms.
  • Current use of prescribed psychotropic medications.
  • Current use of medications that interact with modafinil: Tricyclic anti-depressants; MOA Inhibitors; diazepam; phenytoin and medications containing Ethinyl Estradiol
  • Known hypersensitivity to modafinil
  • Currently meets DSM-IV criteria for narcolepsy
  • Currently meets DSM-IV criteria for ADHD
  • Currently meets DSM-IV criteria for opioid or sedative-hypnotic dependence.
  • Currently meets criteria for DSM-IV alcohol dependence with evidence of clinically significant physiological dependence in need of medically supervised detoxification.
  • Current cannabis dependence is identified as the main problem-i.e. participants with current DSM-IV cannabis dependence are eligible, as long as cocaine is identified by the participant as the primary substance problem for which they are seeking treatment.
  • Gross visual or auditory impairments
  • First language is not English and received NO formal education in English-speaking school

About this study

Official title: Combined Treatment of Modafinil and Cognitive Behavioral Therapy for Cocaine Dependence

The purpose of this study is to test whether a cognitive behavioral therapy (CBT) and a medication called modafinil, which is approved to treat sleep disorders, will help individuals who are abusing cocaine.

Read the detailed description

Chronic cocaine abuse has been documented to produce cognitive impairments in various domains. The observed cognitive deficits in the substance abuse population include, but are not restricted to, attention, concentration, verbal and nonverbal memory, problem solving and abstract reasoning. Our recent studies (IRB Protocol # 3998) demonstrated that in cocaine dependent participants such cognitive deficits have been shown to: 1) negatively effect retention and 2) impede the ability of the drug abuser to benefit from cognitive behavioral therapy- relapse prevention (CBT-RP) that requires participant to attend to novel stimuli, integrate new information with existing stores, and translate information into behavior change (Aharonovich, Hasin \& Nunes, 2003; Aharonovich et al, in press). Furthermore, the toxic effects of cocaine together with withdrawal symptoms, such as fatigue and hypersomnia make it difficult to fully engage in any psychosocial intervention including CBT-RP.

Recent findings indicate that cocaine dysregulates reward-related glutamate pathways (Dackis \& O'Brien, 2003; Kalivas et al, 2003). Modafinil is a medication known to improve attention, increase wakefulness, energy, and alertness in part by increasing glutamate levels. In light of this work and the negative affect of cognitive impairments on treatment outcomes, testing cognitive enhancing medications that act on glutamate pathways is a novel promising strategy for improving treatment for cocaine dependence. Modafinil is approved for sleep disorders and is a relatively safe medication for cocaine-dependent participants as it has a low abuse potential and has shown promise in a double blind placebo controlled trial for cocaine dependence (Rush et al, 2002; Jasinski, 2000, Dackis et al, 2005). We therefore propose a double blind placebo controlled 12-week exploratory pilot study of modafinil, a "wakefulness agent," in conjunction with sessions of CBT-RP enhanced with motivational interviewing components.

Being tested
Modafinil, Cognitive Behavioral Therapy--Relapse Prevention
Medical subject headings
Cocaine-Related Disorders

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • ModafinilDrug

    Also called Provigil

    During the first lead-in week, participants will attend the clinic 3 times per week, participate in one session of neuropsychological assessment and receive motivational interviewing and Cognitive Behavioral Therapy--Relapse Prevention (CBT-RP). At the end of the first lead-in week participants will be randomized to modafinil or placebo stratified by the levels of cocaine use, and whether or not abstinence was achieved. Participants will then be followed for 11 weeks with measures of cocaine cravings and withdrawal, and drug use outcome, and will receive CBT-RP.

  • Cognitive Behavioral Therapy--Relapse PreventionBehavioural

    Also called CBT-RP

    Once weekly individual session of motivational interviewing and Cognitive Behavioral Therapy--Relapse Prevention (CBT-RP)

Study groups in NCT00344565
Study groupRoleWhat they receive
PlaceboPlacebo comparatorPlacebo, was matched to modafinil up to 400 mg/day. Patients also receive motivational interviewing and Cognitive Behavioral Therapy-Relapse Prevention (CBT-RP)
Receives: Drug: Modafinil; Behavioral: Cognitive Behavioral Therapy--Relapse Prevention
ModafinilActive comparatorModafinil (Active comparator). Patients received motivational interviewing and Cognitive Behavioral Therapy--relapse prevention (CBT-RP)
Receives: Drug: Modafinil; Behavioral: Cognitive Behavioral Therapy--Relapse Prevention

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Cocaine use outcome at week 12 (measured with urine toxicology and self-reports)

    Measured: At week 12

Secondary outcomes (2)
  1. Cognitive functioning at week 12 (measured with neuropsychological assessment)

    Measured: At week 12

  2. Cocaine withdrawal symptoms throughout (measured with clinical assessments and self-reports)

    Measured: At week 12

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted27 Jun 2006 (estimated)
  2. Study startNov 2005
  3. Primary completionDec 2006
  4. Study completionMar 2007

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
15 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00344565
Sponsor's protocol ID
# 5148
Other IDs
K23DA016743-03
Status last verified
Nov 2012
First submitted
26 Jun 2006
Last updated
3 Dec 2012
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Modafinil and Cognitive Behavioral Therapy--Relapse Prevention in people with Cocaine Dependence, run by Research Foundation for Mental Hygiene, Inc..

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 18 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 3 Dec 2012. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Cocaine use outcome at week 12 (measured with urine toxicology and self-reports) (time frame: At week 12). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 3 Dec 2012.

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