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Anxiety DisordersPhase 4NCT00546923

Study Evaluating Venlafaxine Extended-Release in Depressed and Anxious Patients

A Phase 4 study testing Venlafaxine XR in people with Anxiety Disorders and Depression, run by Wyeth is now a wholly owned subsidiary of Pfizer.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

To examine the efficacy and safety of venlafaxine XR in the treatment of physical and emotional symptoms in patients with an operationally-defined diagnosis of multisomatoform disorder (MSD). Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Anxiety Disorders, Depression
What is being tested?
Venlafaxine XR
How many people
210 participants
Where
No sites listed yet
Study dates
Aug 2004to Jun 2006
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Subjects must be at least 18 years of age and meet DSM-IV diagnostic criteria for major depressive disorder, generalized anxiety disorder, and/ or social anxiety disorder, meet clinical criteria for MSD, have a total score of greater than or equal to 14 on the HAM-D17 or a total score of greater than or equal to 12 on the HAM-A at screening and no more than a 25% decrease in total HAM-D17 score or total HAM-A score from screening to randomization.

Who cannot join

  • a history of an inability to tolerate or failure to respond to greater than or equal to 2 antidepressants of sufficient dose and duration of administration for the treatment of symptoms present in the current illness;
  • a current or past history of mania, bipolar disorder, schizophrenia, or other psychotic disorder;
  • history of seizure disorder other than childhood febrile seizure;
  • presence of a serious or clinically unstable medical illness or psychiatric condition that would compromise the participation in the study;
  • previous intolerance or hypersensitivity to venlafaxine or venlafaxine XR or nonresponse to a previous adequate trial of any of these drugs, or use of any nonpsychopharmacologic drug with psychotropic effects within 7 days of study randomization;
  • Use of MAOI or fluoxetine within 30 days of screening; or
  • Use of ECT within 3 months of screening.

About this study

Official title: A Randomized, Double-Blind, Placebo-Controlled, Pilot Study To Evaluate The Efficacy And Safety Of Venlafaxine Extended-Release In Depressed And Anxious Patients With Multiple, Unexplained Somatic Symptoms

To examine the efficacy and safety of venlafaxine XR in the treatment of physical and emotional symptoms in patients with an operationally-defined diagnosis of multisomatoform disorder (MSD).

Read the detailed description

The purpose of this study is to examine the efficacy and safety of venlafaxine XR in the treatment of physical and emotional symptoms in patients with an operationally-defined diagnosis of MSD. Primary efficacy will be evaluated using the PHQ-15 scale, and secondary efficacy will be evaluated using the HAM-D17, HAM-A, CGI, MQOL-PS, VAS and SF-36 evaluation scales. Assessment scales and questionnaires will be administered at specified clinical visits between screening and Week 12 (or discontinuation).

Being tested
Venlafaxine XR
Medical subject headings
Anxiety Disorders, Depression

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Venlafaxine XRDrug

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. The primary endpoint is the change from baseline to Week 12 in the PHQ-15 total score.

Secondary outcomes (1)
  1. Efficacy will be evaluated by changes in the total scores of the HAM-D17, HAM-A, CGI, MQOL-PS, VAS and SF-36. Safety will be monitored by collecting spontaneously reported adverse events; vital signs and laboratory measures according to the Schedule.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Oct 2007 (estimated)
  2. Study startAug 2004
  3. Study completionJun 2006

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Enrolment
210 participants
IDs, dates and publications
ClinicalTrials.gov ID
NCT00546923
Sponsor's protocol ID
0600B-101568
Status last verified
Oct 2007
First submitted
18 Oct 2007
Last updated
19 Oct 2007
Results posted
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Venlafaxine XR in people with Anxiety Disorders and Depression, run by Wyeth is now a wholly owned subsidiary of Pfizer.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 19 Oct 2007. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The primary endpoint is the change from baseline to Week 12 in the PHQ-15 total score.. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Oct 2007.

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