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Attention Deficit Disorder With HyperactivityPhase 2NCT00514202

Pilot Study Examining Effect for Dextroamphetamine to Treat Cocaine Dependence Plus Attention-deficit Hyperactivity Disorder (ADHD)

A Phase 2 study testing Dextroamphetamine SR in people with Attention Deficit Disorder With Hyperactivity and Cocaine-Related Disorders, run by The University of Texas Health Science Center, Houston at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Dextroamphetamine is commonly used to treat ADHD, and recent evidence suggests that this medication may decrease drug use in individuals dependent on cocaine. Thus, the present pilot study will determine the ability of dextroamphetamine to treat individuals with both cocaine dependence and ADHD. Read more about this study

Who is it for?
Ages 18 to 65 years
What is being tested?
Dextroamphetamine SR
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
5 participants
Where
1 siteUnited States
Study dates
Aug 2007to Oct 2008
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 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Provide informed consent
  • Generally good health except for problems related to drug use
  • Meet DSM criteria for cocaine dependence and ADHD
  • Have stable living situation

Who cannot join

  • DSM diagnosis for current psychotic, anxiety disorders as well as current substance dependence (with the exception of marijuana and nicotine)
  • Current use of prescription medications
  • Females who are currently pregnant or nursing
  • History of significant acute or chronic physical illness
  • History of or current liver disease
  • Existing cardiovascular disease
  • Plans to leave metropolitan area within 3 months
  • Probation or parole with constraints that preclude full study participation

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Texas Health Science Center

    Houston, Texas, 77030

Other trials in United States

About this study

Official title: Dextroamphetamine Treatment for Comorbid Cocaine Dependence and ADHD

Dextroamphetamine is commonly used to treat ADHD, and recent evidence suggests that this medication may decrease drug use in individuals dependent on cocaine. Thus, the present pilot study will determine the ability of dextroamphetamine to treat individuals with both cocaine dependence and ADHD.

Read the detailed description

This double-blind, placebo-controlled pilot study will determine the ability of dextroamphetamine to treat comorbid cocaine dependence and ADHD. Participants will be randomly assigned on receive placebo or Dextroamphetamine SR (60 mg/day) during a 12-week study period. All participants will receive weekly cognitive behavioral therapy.

Being tested
Placebo, Dextroamphetamine SR
Keywords
cocaine, ADHD, attention, hyperactivity, drug, dependence
Medical subject headings
Attention Deficit Disorder with Hyperactivity, Cocaine-Related Disorders, Substance-Related Disorders, Spasm

What participants receive

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

  • PlaceboDrug

    matched placebo

  • Dextroamphetamine SRDrug

    Also called Dexedrine Spansules

    60 mg/day

Study groups in NCT00514202
Study groupRoleWhat they receive
1Placebo comparatorPlacebo plus cognitive behavioral therapy
Receives: Drug: Placebo
2ExperimentalDextroamphetamine SR (60 mg/kg) plus cognitive behavioral therapy
Receives: Drug: Dextroamphetamine SR

What is being measured

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

  1. Substance use

    Measured: Duration of study

  2. ADHD symptoms

    Measured: Duration of study

Secondary outcomes (2)
  1. Treatment retention

    Measured: Duration of study

  2. Cocaine craving

    Measured: Duration of study

Timeline

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

  1. First posted9 Aug 2007 (estimated)
  2. Study startAug 2007
  3. Primary completionOct 2008
  4. Study completionOct 2008

Why it stopped: Investigator left UTHSC-Houston

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
5 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00514202
Sponsor's protocol ID
HSC-MS-07-0024
Other IDs
P50DA009262
Status last verified
Feb 2012
First submitted
7 Aug 2007
Last updated
22 Feb 2012
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Dextroamphetamine SR in people with Attention Deficit Disorder With Hyperactivity and Cocaine-Related Disorders, run by The University of Texas Health Science Center, Houston at 1 site in United States.

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 4 inclusion and 8 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: stopped early, as of the sponsor's last update on 22 Feb 2012. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

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 was stopped early (reason given: Investigator left UTHSC-Houston). Results are not available in the source record.

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?

Substance use (time frame: Duration of study). The study lists 2 primary outcomes in all. 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 22 Feb 2012.

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