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Trial · NCT03861871

Fenfluramine in CDKL5 Deficiency Disorder (CDD)

NCT03861871, Phase 2, Completed, NYU Langone Health; results first posted 2023-10-04

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Fenfluramine in CDKL5 Deficiency Disorder (CDD). Trials, record NCT03861871. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03861871

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Trial

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

Title
Fenfluramine in CDKL5 Deficiency Disorder (CDD)
NCT number
NCT03861871
Status
Completed
Phases
Phase 2
Enrollment
7 participants, actual
Lead sponsor
NYU Langone Health
Conditions
CDD
Interventions
Fenfluramine Hydrochloride
First posted
2019-03-04
Last updated
2023-10-04
Results first posted
2023-10-04

Source ClinicalTrials.gov

Registered outcomes5

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

ListOutcomeTime frameDescription
PrimaryChange From Baseline in Median Monthly Convulsive Seizure FrequencyBaseline, Week 14Change between baseline and Week 14 in the median number of monthly convulsive seizures.
SecondaryChange in Caregiver Global Impression of Change (CGIC) ScoreBaseline, Week 14
The CGIC is a 1-item, parent/caregiver-completed assessment used determine how much their child/care-recipient has improved with treatment. The instrument asks parents/caregivers to rate their child's/care-recipient's improvement as: 1) very much improved; 2) much improved; 3) minimally improved; 4) unchanged; 5) a little worse; 6) much worse; 7) very much worse; the total score correspondingly ranges from 1-7.
SecondaryChange in Investigator Global Impression of Change (IGIC) ScoreBaseline, Week 14
The IGIC is a 1-item, investigator-completed assessment used determine how much a patient has improved with treatment. The instrument asks the investigator to rate patients' improvement as: 1) very much improved; 2) much improved; 3) minimally improved; 4) unchanged; 5) a little worse; 6) much worse; 7) very much worse; the total score correspondingly ranges from 1-7.
SecondaryChange in Quality of Life in Childhood Epilepsy (QOLCE) ScoreBaseline, Week 14
Parent/caregiver-completed assessment assessing how epilepsy affects day-to-day functioning of their child/care-recipient in various life areas. Each item is ranked on a 5-point Likert scale from 1 (response correlated with the lowest possible quality of life) to 5 (response correlated with the highest possible quality of life). Item scores are then transformed to a 0-100 scale as follows: 1 = 0, 2 = 25, 3 = 50, 4=75, and 5=100. The total score is the average of all item scores and ranges from 0-100. Higher scores indicate greater quality of life; an increase in scores indicates quality of life increased during the observational period.
SecondaryChange in Pediatric Quality Of Life (PEDS-QL) Epilepsy Module Raw ScoreBaseline, Week 14
The PedsQL Epilepsy Module is a 29-item measure with five scales: Impact, Cognitive, Sleep, Executive Function, and Mood/Behavior. The Impact scale (nine items) assesses how epilepsy interferes with daily activities, interacting with peers, independence, and increased disease burden due to treatment. The Cognitive Scale (six items) assesses memory, ability to learn new materials, school-related difficulties, and reading difficulties. The Sleep Scale (three items) assesses fatigue and sleep difficulties. The Executive Function Scale (six items) assesses organization, task initiation, impulsivity, and inattention. The Mood/Behavior Scale (five items) assesses feelings of anger, sadness, worries, and frustration tolerance. Scores range from 0-100 for each subscale, with higher scores representing better quality of life. The raw score is the sum of each subscale score and ranges from 0-500.

Outcomes5

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange From Baseline in Median Monthly Convulsive Seizure FrequencyBaseline, Week 14Number of monthly seizuresMEDIAN
SECONDARYChange in Caregiver Global Impression of Change (CGIC) ScoreBaseline, Week 14score on a scaleMEAN
SECONDARYChange in Investigator Global Impression of Change (IGIC) ScoreBaseline, Week 14score on a scaleMEAN
SECONDARYChange in Quality of Life in Childhood Epilepsy (QOLCE) ScoreBaseline, Week 14score on a scaleMEAN
SECONDARYChange in Pediatric Quality Of Life (PEDS-QL) Epilepsy Module Raw ScoreBaseline, Week 14score on a scaleMEAN

Results by group5

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

OutcomeGroupCategoryValueSpreadUnits
Change From Baseline in Median Monthly Convulsive Seizure FrequencyFenfluramine Hydrochloride88.429Standard Deviation 122.44Number of monthly seizures
Change in Caregiver Global Impression of Change (CGIC) ScoreFenfluramine Hydrochloride-2.429Standard Deviation 1.988score on a scale
Change in Investigator Global Impression of Change (IGIC) ScoreFenfluramine Hydrochloride1.571Standard Deviation 0.787score on a scale
Change in Quality of Life in Childhood Epilepsy (QOLCE) ScoreFenfluramine Hydrochloride-0.429Standard Deviation 1.512score on a scale
Change in Pediatric Quality Of Life (PEDS-QL) Epilepsy Module Raw ScoreFenfluramine Hydrochloride-103.571Standard Deviation 424.124score on a scale

Participant flow3

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDFenfluramine Hydrochloride7
Overall StudyCOMPLETEDFenfluramine Hydrochloride7
Overall StudyNOT COMPLETEDFenfluramine Hydrochloride0

Adverse events30

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherDiarrheaGastrointestinal disordersFenfluramine Hydrochloride27
otherLethargyGeneral disordersFenfluramine Hydrochloride67
otherCrying episodeGeneral disordersFenfluramine Hydrochloride27
otherScreaming episodeGeneral disordersFenfluramine Hydrochloride17
otherLow appetiteGeneral disordersFenfluramine Hydrochloride67
otherUpper respiratory infectionInfections and infestationsFenfluramine Hydrochloride37
otherCommon coldInfections and infestationsFenfluramine Hydrochloride37
otherTeethingGeneral disordersFenfluramine Hydrochloride17
otherUrinary tract infectionInfections and infestationsFenfluramine Hydrochloride17
otherVomittingGastrointestinal disordersFenfluramine Hydrochloride17

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityFenfluramine Hydrochloride07
Total, other adverse eventsFenfluramine Hydrochloride77
Total, serious adverse eventsFenfluramine Hydrochloride17

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
33979451DERIVED

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/NCT03861871

GET https://conductscience.org/api/trials/v1/NCT03861871/events?page=2