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

Information source: GlaxoSmithKline
ClinicalTrials.gov processed this data on August 23, 2015
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Depressive Disorder

Intervention: paroxetine 10mg tablet (Drug); paroxetine 20mg tablet (Drug); matched placebo to paroxetine 10mg (Drug); matched placebo to paroxetine 20mg (Drug)

Phase: Phase 4

Status: Terminated

Sponsored by: GlaxoSmithKline

Official(s) and/or principal investigator(s):
GSK Clinical Trials, Study Director, Affiliation: GlaxoSmithKline

Summary

This study is designed to compare the efficacy of oral paroxetine 10 to 40 mg/day (initial dose: 10 mg/day) versus placebo administered once daily (after evening meal) for 8 weeks in children and adolescents with major depressive disorder (MDD) based on the change from baseline to Week 8/end-of-study in the CDRS-R total score in a randomized, double-blind, placebo-controlled parallel-group study.

Clinical Details

Official title: A Randomised, Double-blind, Placebo Controlled, Parallel Group , Flexible Dose Study to Evaluate the Efficacy and Safety of PaxilŽ Tablets in Children and Adolescents With Major Depressive Disorder

Study design: Allocation: Randomized, Endpoint Classification: Safety/Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Primary Purpose: Treatment

Primary outcome: Change From Baseline in the Children's Depression Rating Scale -Revised (CDRS-R) Total Score at Week 8

Secondary outcome:

Change From Baseline in the CDRS-R Total Score at Weeks 1, 2, 3, 4, and 6

Number of Clinical Global Impression - Global Improvement (CGI-GI) Responders at Weeks 1, 2, 3, 4, 6, and 8

Change From Baseline in the Clinical Global Impression - Severity of Illness (CGI-SI) Score at Weeks 1, 2, 3, 4, 6, and 8

Plasma Paroxetine Concentrations at 12 Hours and 24 Hours After Administration of Study Drug at Week 8 or Withdrawal

Eligibility

Minimum age: 7 Years. Maximum age: 17 Years. Gender(s): Both.

Criteria:

Inclusion Criteria: run-in period: A subject will be considered eligible for the study only if all of the following criteria apply at start of placebo run-in period.

- Patients who are diagnosed with the following depressive disorders according to the

DSM-IV-TR criteria, and currently presents with a depressive episodes. Depressive disorders: MDD, single episode (296. 2), MDD, recurrent (296. 3)

- 7 years and older and under 18 years old (at the time of consent obtained)

- Patients with a total raw summary score on the CDRS-R of 45 or greater at the Week -2

visit.

- Patients whose legally acceptable representative (e. g., caretaker, custodian) is able

to give written consent to participation to this study. Patients aged 12 and above at the time of consent obtained should be able to sign the informed consent on one's own. Efforts should be exerted in obtaining the informed assent in writing from patients aged less than 12.

- Patients with ideal body weight +/- 2SD

- Gender: Male or female

treatment period: Subjects who meet the following criteria at Week 0 (Baseline) may be progressed to the Treatment period:

- Patients with a total raw summary score on the CDRS-R at Week 0 visit of 45 or greater.

Exclusion Criteria run-in period: A subject will not be eligible for inclusion to this study if any of the following criteria applies at start of run-in period:

- Patients who in the investigator's judgment presented with a clinically predominant

Axis I disorder other than MDD (e. g. dysthymic disorder, eating disorders, Specific phobia, PTSD, OCD, Panic disorder, etc)

- Patients with any history of a psychotic episode or psychotic disorder (including

schizophrenia ), or complication of these diseases.

- Patients with a history of a bipolar disorder, or complication of these diseases.

- Patients with Attention-Deficit, or Hyperactivity Disorder

- Patients with Mental Retardation or Pervasive Development Disorder

- Patients diagnosed with Substance Abuse or Dependence within 12 weeks prior to the

Screening visit

- Patients with past treatment experience with the investigational drug (i. e.

paroxetine)

- Patients treated with electroconvulsive therapy in the immediate 12 weeks prior to

the Screening visit

- Patients with past history of serotonin syndrome and neuroleptic malignant syndrome.

- Patients with CDRS-R score of "suicidal ideation" of 3 or greater. Or patients whose

C-SSRS assessment suggests that they are or have been at significant risk for harming themselves or have actually harmed themselves, or who, in the opinion of the chief investigator (subinvestigator), are at significant risk for harming self.

- Patients with past history of suicide attempt, self harm(excluding "no suicidal

intent " ), or an intentional overdose (excluding obviously unintentional overdose)

- Patients who have been treated with other clinical trial investigational drug

(including post-marketing clinical trial) in the immediate past 3 months of the Week

- 2 visit.

- Patients who have taken antidepressant medication 1 week prior to screening.

- Patients with complicated disease of glaucoma.

- Patients with convulsive disorders such as epilepsy or past history of these

diseases.

- Patients regularly using drugs (e. g. NSAIDs) that would increase the risk of

haemorrhage, or patients with bleeding tendency or haemorrhagic diathesis.

- Patients with severe renal and hepatic disorder.

- Patients with serious organic disorder in the brain.

- Patients with chronic hepatitis type B and/or C which is positive of hepatitis B

surface antigen (HBsAg) and/or hepatitis C antibody.

- Patients with a current history of carcinoma or malignant tumor, or complication of

these diseases.

- Female patients who are pregnant, lactating, or who might be pregnant, or who wish to

be pregnant during the study period

- Patients in the opinion of the chief investigator (subinvestigator) judged as not

eligible for the study.

- Patients with clinical significant comorbid impulsivity symptoms.(e. g. Personality

Disorder, Conduct Disorder) treatment period: Subjects for whom any of the following categories apply at Week 0 (start of the treatment period) will not be progressed to the treatment phase.

- Patients with CDRS-R score of "suicidal ideation" of 3 or greater, or patients who,

in the opinion of the chief investigator (sub investigator), are at significant risk for harming self

- Patients with variation of the CDRS-R total raw summary score at Week 0 of +/-25% or

greater compared to that of Week - 2.

- Patients with drug compliance of Drug 1 (run-in placebo) from Week -2 to Week 0 less

than 80%.

- Patients, in the opinion of the chief investigator (sub investigator) judged as not

appropriate for the study.

Locations and Contacts

GSK Investigational Site, Aichi 453-0015, Japan

GSK Investigational Site, Aichi 474-8710, Japan

GSK Investigational Site, Aichi 479-0837, Japan

GSK Investigational Site, Aichi 445-0064, Japan

GSK Investigational Site, Fukui 910-1193, Japan

GSK Investigational Site, Fukuoka 836-0004, Japan

GSK Investigational Site, Fukuoka 802-0064, Japan

GSK Investigational Site, Fukuoka 810-0001, Japan

GSK Investigational Site, Fukuoka 800-0207, Japan

GSK Investigational Site, Hokkaido 002-8029, Japan

GSK Investigational Site, Hyogo 653-0841, Japan

GSK Investigational Site, Hyogo 661-0002, Japan

GSK Investigational Site, Hyogo 673-8501, Japan

GSK Investigational Site, Ishikawa 921-8163, Japan

GSK Investigational Site, Kagawa 765-8501, Japan

GSK Investigational Site, Kanagawa 210-0006, Japan

GSK Investigational Site, Kanagawa 220-0004, Japan

GSK Investigational Site, Kanagawa 244-0816, Japan

GSK Investigational Site, Kumamoto 861-8002, Japan

GSK Investigational Site, Kumamoto 862-0920, Japan

GSK Investigational Site, Kumamoto 860-8556, Japan

GSK Investigational Site, Nagano 390-8510, Japan

GSK Investigational Site, Nara 634-8522, Japan

GSK Investigational Site, Nara 631-0036, Japan

GSK Investigational Site, Okayama 710-0057, Japan

GSK Investigational Site, Osaka 596-0076, Japan

GSK Investigational Site, Osaka 545-8586, Japan

GSK Investigational Site, Osaka 560-0082, Japan

GSK Investigational Site, Osaka 534-0021, Japan

GSK Investigational Site, Shizuoka 410-2295, Japan

GSK Investigational Site, Tokushima 770-8076, Japan

GSK Investigational Site, Tokyo 107-0062, Japan

GSK Investigational Site, Tokyo 107-0052, Japan

Additional Information

Related publications:

GSK has concluded that it is not feasible to publish this study in a peer-reviewed scientific journal because the nature of the study is unlikely to be of interest to a journal. GSK is providing the attached study results summary with a conclusion.

Starting date: March 2009
Last updated: August 29, 2013

Page last updated: August 23, 2015

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