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Study Comparing Venlafaxine vs. Paroxetine in Panic Disorder

Pilot Study of Venlafaxine Extended Release (XR) in the Treatment of Panic Disorder (PD) in Comparison to Paroxetine.

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00195598
Enrollment
70
Registered
2005-09-19
Start date
2005-01-31
Completion date
2006-04-30
Last updated
2010-04-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Panic Disorders

Keywords

Panic Disorders

Brief summary

The purpose of this pilot study is to evaluate the improvement in social function following therapy with venlafaxine extended release (XR) in the treatment of panic disorder (PD) in comparison to paroxetine. An additional purpose of this pilot study is to obtain the tolerability of using venlafaxine extended release (XR) in the treatment of panic disorder (PD) in comparison to paroxetine.

Interventions

DRUGParoxetine
DRUGVENLAFAXINE

Sponsors

Wyeth is now a wholly owned subsidiary of Pfizer
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

* Meet DSM IV criteria for Panic Disorder (with or without agoraphobia) for at least 3 months before study day 1. * Have a minimum of 8 full-symptom panic attacks during the 4 weeks before the screening visit. * Provide a written informed consent

Exclusion criteria

* Treatment with Venlafaxine within 6 months of study day 1, as well Paroxetine * Known hypersensitivity to Venlafaxine or related compounds as well to Paroxetine. * Psychopharmacologic drugs within 14 days of study day 1

Design outcomes

Primary

MeasureTime frame
To evaluate the improvement of social function following therapy with Venlafaxine extended release (XR)in the Treatment of Panic Disorder in comparison to Paroxetine.

Secondary

MeasureTime frame
Obtain the tolerability of using Venlafaxine extended release (XR) in the treatment of Panic Disorder in comparison to Paroxetine.

Countries

Brazil

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026