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Safety and Efficacy Evaluation Of Pregabalin (Lyrica) With Patients With Generalized Anxiety Disorder
This study is currently recruiting participants.
Verified by Pfizer, September 2009
First Received: February 15, 2008   Last Updated: September 3, 2009   History of Changes
Sponsored by: Pfizer
Information provided by: Pfizer
ClinicalTrials.gov Identifier: NCT00624780
  Purpose

The purpose of this study is to characterize the safety and efficacy in patients with generalized anxiety disorder after short- (3 months) and long-term (6 months) use of Pregabalin (Lyrica).


Condition Intervention Phase
Generalized Anxiety Disorder
Drug: Pregabalin
Drug: Lorazepam
Drug: Placebo
Phase IV

Study Type: Interventional
Study Design: Treatment, Randomized, Double Blind (Subject, Investigator), Parallel Assignment, Safety/Efficacy Study
Official Title: Long Term Safety And Efficacy Study Of Pregabalin (Lyrica) In Subjects With Generalized Anxiety Disorder

Resource links provided by NLM:


Further study details as provided by Pfizer:

Primary Outcome Measures:
  • Safety endpoints: Adverse events at 3 and 6 months, Physicians Withdrawal Checklist (PWC), Rebound Anxiety (HAM-A), Discontinuation Emergent Signs and Symptoms (DESS) [ Time Frame: 3 and 6 months ] [ Designated as safety issue: Yes ]
  • Efficacy endpoints: Hamilton Anxiety Scale (HAM-A), Clinical Global Impression-Severity (CGI-S), Clinical Global Impression-Improvement (CGI-I). [ Time Frame: 3 and 6 months ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Adverse events [ Time Frame: through study ] [ Designated as safety issue: Yes ]

Estimated Enrollment: 600
Study Start Date: April 2009
Estimated Study Completion Date: June 2011
Estimated Primary Completion Date: June 2011 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
1: Experimental Drug: Pregabalin
Pregabalin 150-300 mg given twice a day
2: Active Comparator Drug: Lorazepam
Lorazepam 3-4 mg given twice a day
3: Experimental Drug: Pregabalin
Pregabalin 450-600 mg given twice a day
4: Placebo Comparator Drug: Placebo
Placebo

  Eligibility

Ages Eligible for Study:   18 Years to 65 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

Diagnosis of GAD. HAM-A score >=18 and HAM-D (item 1) score >=2 at screening and baseline. Needs pharmacological treatment.

Exclusion Criteria:

Current or past diagnosis of any other DSM IV Axis I disorders. A history of failed treatment with a benzodiazepine. Any clinically significant, serious, or unstable hematologic, autoimmune, endocrine, cardiovascular, renal, hepatic, gastrointestinal, or neurological disorder.

  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00624780

Contacts
Contact: Pfizer CT.gov Call Center 1-800-718-1021

  Show 39 Study Locations
Sponsors and Collaborators
Pfizer
Investigators
Study Director: Pfizer CT.gov Call Center Pfizer
  More Information

Additional Information:
No publications provided

Responsible Party: Pfizer, Inc. ( Director, Clinical Trials Disclosure Group )
Study ID Numbers: A0081147
Study First Received: February 15, 2008
Last Updated: September 3, 2009
ClinicalTrials.gov Identifier: NCT00624780     History of Changes
Health Authority: Finland: National Agency of Medicines (Lääkelaitos)

Study placed in the following topic categories:
Neurotransmitter Agents
Tranquilizing Agents
Psychotropic Drugs
Pregabalin
Central Nervous System Depressants
Antiemetics
Lorazepam
Anxiety Disorders
Mental Disorders
Hypnotics and Sedatives
Anti-Anxiety Agents
Analgesics
Peripheral Nervous System Agents
Anticonvulsants

Additional relevant MeSH terms:
Neurotransmitter Agents
Molecular Mechanisms of Pharmacological Action
GABA Modulators
Physiological Effects of Drugs
Psychotropic Drugs
Antiemetics
Lorazepam
Pathologic Processes
Sensory System Agents
Mental Disorders
Therapeutic Uses
Hypnotics and Sedatives
Analgesics
Disease
Tranquilizing Agents
Gastrointestinal Agents
Central Nervous System Depressants
Pregabalin
Pharmacologic Actions
Anxiety Disorders
Autonomic Agents
GABA Agents
Anti-Anxiety Agents
Peripheral Nervous System Agents
Central Nervous System Agents
Anticonvulsants

ClinicalTrials.gov processed this record on September 04, 2009