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Trial · NCT00812812

Paxil Japanese Post Marketing Paediatric Study in Depression (Double-blind, Placebo Controlled Study)

NCT00812812, Phase 4, Terminated, GlaxoSmithKline; results first posted 2011-10-13

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Paxil Japanese Post Marketing Paediatric Study in Depression (Double-blind, Placebo Controlled Study). Trials, record NCT00812812. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00812812

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Trial

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

Title
Paxil Japanese Post Marketing Paediatric Study in Depression (Double-blind, Placebo Controlled Study)
NCT number
NCT00812812
Status
Terminated
Phases
Phase 4
Enrollment
56 participants, actual
Lead sponsor
GlaxoSmithKline
Conditions
Depressive Disorder
Interventions
paroxetine 10mg tablet, paroxetine 20mg tablet, matched placebo to paroxetine 10mg, matched placebo to paroxetine 20mg
First posted
2008-12-22
Last updated
2017-01-13
Results first posted
2011-10-13

Source ClinicalTrials.gov

Registered outcomes5

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

ListOutcomeTime frameDescription
PrimaryChange From Baseline in the Children's Depression Rating Scale -Revised (CDRS-R) Total Score at Week 8Baseline and Week 8
The CDRS-R has been widely used for the evaluation of children and adolescents with major depressive disorder (MDD). The CDRS-R total score is the sum of the responses to 17 questions. Each question is graded on a 5- or 7-point scale. The highest possible score is 113 (the most severe measure of depression), and the lowest is 17 (not suffering from depression). CDRS-R scores were assessed by the investigator. The change from Baseline in the CDRS-R total score was calculated as the total score at Week 8 minus the total score at Baseline. The data were adjusted with the total score at Baseline.
SecondaryChange From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6Baseline and Weeks 1, 2, 3, 4, and 6
The CDRS-R has been widely used for the evaluation of children and adolescents with major depressive disorder (MDD). The CDRS-R total score is the sum of the responses to 17 questions. Each question is graded on a 5- or 7-point scale. The highest possible score is 113 (the most severe measure of depression), and the lowest is 17 (not suffering from depression). CDRS-R scores were assessed by the investigator. The change from Baseline in the CDRS-R total score was calculated as the total score at Week 8 minus the total score at Baseline. The data were adjusted with the total score at Baseline.
SecondaryNumber of Clinical Global Impression - Global Improvement (CGI-GI) Responders at Weeks 1, 2, 3, 4, 6, and 8Weeks 1, 2, 3, 4, 6, and 8
CGI-GI is assessed on an 8-grade scale: 0, not assessed; 1, very much improved; 2, much improved; 3, minimally improved; 4, no change; 5, minimally worse; 6, much worse; and 7, very much worse. CGI-GI was assessed by the investigator. Participants who were rated as 1 (very much improved) or 2 (much improved) were categorized as CGI-GI responders.
SecondaryChange From Baseline in the Clinical Global Impression - Severity of Illness (CGI-SI) Score at Weeks 1, 2, 3, 4, 6, and 8Baseline and Weeks 1, 2, 3, 4, 6, and 8
CGI-SI is assessed on an 8-grade scale: 0, not assessed; 1, normal, not at all ill; 2, borderline mentally ill; 3, mildly ill; 4, moderately ill; 5, markedly ill; 6, severely ill; and 7, among the most extremely ill. CGI-SI was assessed by the investigator. The change from Baseline in CGI-SI score was calculated as the score at Weeks 1, 2, 3, 4, 6, and 8 minus the score at Baseline.
SecondaryPlasma Paroxetine Concentrations at 12 Hours and 24 Hours After Administration of Study Drug at Week 8 or WithdrawalWeek 8 or Withdrawal (up to Week 8)
Summary statistics for the plasma paroxetine concentrations at each time point were calculated by the dosage just before blood sampling using data from participants in whom plasma samples were collected at either 12 hours (plus or minus 2 hours) or 24 hours (plus or minus 2 hours) after the last administration of the study drug at Week 8 or Withdrawal (up to Week 8).

Outcomes5

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange From Baseline in the Children's Depression Rating Scale -Revised (CDRS-R) Total Score at Week 8Baseline and Week 8
Full Analysis Set (FAS): all participants who entered the treatment phase, but excluding participants without the target indication, participants who received no tablet of the treatment phase medication, or participants who had no post-baseline CDRS-R data. The analysis was performed on the last observation carried forward (LOCF) dataset.
scores on a scaleLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6Baseline and Weeks 1, 2, 3, 4, and 6FAS. The analysis was performed on the observed case (OC) dataset. Participants whose observation was missing at a particular visit were not included in the analysis for that week.scores on a scaleLEAST_SQUARES_MEAN
SECONDARYNumber of Clinical Global Impression - Global Improvement (CGI-GI) Responders at Weeks 1, 2, 3, 4, 6, and 8Weeks 1, 2, 3, 4, 6, and 8
FAS. The analysis was performed on the OC dataset. Participants whose observation was missing at a particular visit were not included in the analysis for that week. The analysis of data at Week 8 was also performed on the LOCF dataset.
participantsNUMBER
SECONDARYChange From Baseline in the Clinical Global Impression - Severity of Illness (CGI-SI) Score at Weeks 1, 2, 3, 4, 6, and 8Baseline and Weeks 1, 2, 3, 4, 6, and 8
FAS. The analysis was performed on the OC dataset. Participants whose observation was missing at a particular visit were not included in the analysis for that week. The analysis of data at Week 8 was also performed on the LOCF dataset.
scores on a scaleMEAN
SECONDARYPlasma Paroxetine Concentrations at 12 Hours and 24 Hours After Administration of Study Drug at Week 8 or WithdrawalWeek 8 or Withdrawal (up to Week 8)
All participants who received paroxetine and in whom plasma samples were collected at either 12 hours (plus or minus 2 hours) or 24 hours (plus or minus 2 hours) after the last administration of the study drug at Week 8 or Withdrawal (up to Week 8).
nanograms per milliliter (ng/mL)MEAN

Results by group47

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

OutcomeGroupCategoryValueSpreadUnits
Change From Baseline in the Children's Depression Rating Scale -Revised (CDRS-R) Total Score at Week 8Placebo-11.9Standard Error 2.54scores on a scale
Change From Baseline in the Children's Depression Rating Scale -Revised (CDRS-R) Total Score at Week 8Paroxetine-16.5Standard Error 2.45scores on a scale
Change From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6PlaceboWeek 1, n=27, 29-4.6Standard Error 1.10scores on a scale
Change From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6ParoxetineWeek 1, n=27, 29-5.4Standard Error 1.06scores on a scale
Change From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6PlaceboWeek 2, n=26, 29-4.9Standard Error 1.56scores on a scale
Change From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6ParoxetineWeek 2, n=26, 29-8.8Standard Error 1.48scores on a scale
Change From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6PlaceboWeek 3, n=24, 28-10.6Standard Error 1.90scores on a scale
Change From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6ParoxetineWeek 3, n=24, 28-12.0Standard Error 1.76scores on a scale
Change From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6PlaceboWeek 4, n=25, 27-12.5Standard Error 2.24scores on a scale
Change From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6ParoxetineWeek 4, n=25, 27-14.6Standard Error 2.15scores on a scale

Participant flow6

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

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDPlacebo27
Overall StudySTARTEDParoxetine29
Overall StudyCOMPLETEDPlacebo24
Overall StudyCOMPLETEDParoxetine25
Overall StudyNOT COMPLETEDPlacebo3
Overall StudyNOT COMPLETEDParoxetine4

Adverse events10

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherNasopharyngitisInfections and infestationsPlacebo427
otherNasopharyngitisInfections and infestationsParoxetine629
otherInfluenzaInfections and infestationsPlacebo227
otherInfluenzaInfections and infestationsParoxetine129
otherSuicidal ideationPsychiatric disordersPlacebo327
otherSuicidal ideationPsychiatric disordersParoxetine029
otherDysmenorrhoeaReproductive system and breast disordersPlacebo227
otherDysmenorrhoeaReproductive system and breast disordersParoxetine129
otherHeadacheNervous system disordersPlacebo027
otherHeadacheNervous system disordersParoxetine229

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityPlacebo
Total, all-cause mortalityParoxetine
Total, other adverse eventsPlacebo927
Total, other adverse eventsParoxetine929
Total, serious adverse eventsPlacebo027
Total, serious adverse eventsParoxetine029

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

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 comparisons1

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

Comparison
Paroxetine vs Placebo: serious adverse events

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/NCT00812812

GET https://conductscience.org/api/trials/v1/NCT00812812/results?page=2