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Trial · NCT01065558

Safety and Tolerability of the D1 Dopamine Receptor Antagonist Ecopipam in Patients With Lesch-Nyhan Disease

NCT01065558, Phase 1, Completed, Psyadon Pharma; results first posted 2013-04-18

3 sourcestrials-2026-11-12-0.4.0

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ConductScience Library. Safety and Tolerability of the D1 Dopamine Receptor Antagonist Ecopipam in Patients With Lesch-Nyhan Disease. Trials, record NCT01065558. Release trials-2026-11-12-0.4.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01065558

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Safety and Tolerability of the D1 Dopamine Receptor Antagonist Ecopipam in Patients With Lesch-Nyhan Disease
NCT number
NCT01065558
Status
Completed
Phases
Phase 1
Enrollment
5 participants, actual
Lead sponsor
Psyadon Pharma
Conditions
Lesch-Nyhan Disease
Interventions
Ecopipam
First posted
2010-02-09
Last updated
2013-04-18
Results first posted
2013-04-18
Limitations and caveats
This was an open label trial of oral ecopipam in pediatric, adolescent and adult patients with Lesch-Nyhan Disease.In this population, ecopipam's safety and PK was similar to non-LND subjects.

Source ClinicalTrials.gov

Registered outcomes2

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryNumber of Participants With Clinically Significant Changes in Standard Laboratory TestsTwo weeks
This study's primary outcome is the safety of ecopipam in Lesch-Nyhan patients as measured by standard clinical laboratory tests. The patients will also be observed and questioned about other side effects, such as whether they feel more or less tired.Standard clinical laboratory tests for liver, kidney and blood function were conducted. The normal ranges for each of these tests were different and are too numerous to be individually listed here. However, if any individual value were to be either three-times greater or lesser than the upper or the lower limit of the test, then that value was considered to have been changed.
SecondaryDecrease in Self-injurious Behavior at End of Study (Two Weeks After Screening) Compared to ScreeningScreening visit and end of study (two weeks)
Change in the self-injurious subscale of the Behavior Problems Inventory (BPI). the BPI is a well-validate test to evaluate the frequency and severity of a patient's self-injurious behavior. Values range from 0 to 50, and a low score means few/less severe behaviors

Outcomes2

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With Clinically Significant Changes in Standard Laboratory TestsTwo weeksAll patients were analyzedParticipantsNUMBER
SECONDARYDecrease in Self-injurious Behavior at End of Study (Two Weeks After Screening) Compared to ScreeningScreening visit and end of study (two weeks)All patients who received any dose of ecopipam were in the analysis populationChange in BPI scoreMEAN

Results by group2

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With Clinically Significant Changes in Standard Laboratory TestsEcopipam Treated Patients0Participants
Decrease in Self-injurious Behavior at End of Study (Two Weeks After Screening) Compared to ScreeningEcopipam Treated Patients22.5Standard Deviation 13.4Change in BPI score

Participant flow3

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDEcopipam (12.5- 200 mg/Day)5
Overall StudyCOMPLETEDEcopipam (12.5- 200 mg/Day)5
Overall StudyNOT COMPLETEDEcopipam (12.5- 200 mg/Day)0

Adverse events5

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherSedationNervous system disordersEcopipam Treated Patients353
otherDystoniaNervous system disordersEcopipam Treated Patients252
otherNauseaGastrointestinal disordersEcopipam Treated Patients252
seriousFlank PainRenal and urinary disordersEcopipam Treated Patients151
seriousRespiratory InfectionInfections and infestationsEcopipam Treated Patients151

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityEcopipam Treated Patients
Total, other adverse eventsEcopipam Treated Patients55
Total, serious adverse eventsEcopipam Treated Patients25

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
2905002BACKGROUND

Source PubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01065558

GET https://conductscience.org/api/trials/v1/NCT01065558/registered