MedPath

A Efficacy Study of PRX-00023 in Patients With Major Depressive Disorder

Phase 2
Completed
Conditions
Major Depressive Disorder (MDD)
Interventions
Drug: PRX-00023
Drug: Placebo for PRX-00023
Registration Number
NCT00448292
Lead Sponsor
Epix Pharmaceuticals, Inc.
Brief Summary

The purpose of this randomized, double-blind, placebo-controlled study is to assess the safety and efficacy of PRX-00023 in patients with major depressive disorder.

Detailed Description

Patients with major depressive disorder who meet all of the eligibility criteria will be randomly assigned to receive twice daily doses of either placebo or PRX-00023. Study drug will be taken for up to approximately 9 weeks. Patients will have periodic office visits for the purpose of monitoring safety and tolerability, as well as efficacy assessments.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
330
Inclusion Criteria
  • Diagnosis of major depressive disorder

Key

Read More
Exclusion Criteria
  • Females who are pregnant or nursing
  • Electroconvulsive therapy within previous year
  • Type 1 diabetes or uncontrolled type 2 diabetes
  • HIV, Hepatitis B or Hepatitis C
  • Use of illegal drugs, history of drug abuse, and/or alcohol dependence
  • Clinically significant abnormal lab results

Other protocol-defined eligibility criteria may apply.

Read More

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
1PRX-00023PRX-00023 taken twice daily, escalating from 40 mg to 80 mg to 120 mg
2Placebo for PRX-00023Placebo taken twice daily, escalating from 40 mg to 80 mg to 120 mg
Primary Outcome Measures
NameTimeMethod
Change from baseline on the Montgomery-Asberg Depression Rating Scale (MADRS).change from baseline through end of study
Secondary Outcome Measures
NameTimeMethod
Side effects during and immediately following the treatment periodassessed throughout study
changes from baseline on the Hamilton Anxiety Rating (HAM-A) scalechange from baseline through end of study
changes from baseline on the Quick Inventory of Depressive Symptomatology-self report (QIDS-SR)change from baseline through end of study
changes from baseline on the Clinical Global Impressions (CGI) scalechange from baseline through end of study
responder and remission rateschange from baseline through end of study
changes from baseline on the Changes in Sexual Function (CSFQ) scale.change from baseline through end of study

Trial Locations

Locations (19)

AVI Clinical Research

🇺🇸

Torrance, California, United States

Vince and Associates Clinical Research

🇺🇸

Overland Park, Kansas, United States

University of Texas - Southwestern Medical Center

🇺🇸

Dallas, Texas, United States

University of Pennsylvannia

🇺🇸

Philadelphia, Pennsylvania, United States

R/D Clinical Research, Inc.

🇺🇸

Lake Jackson, Texas, United States

SE Health Consultants, LLC

🇺🇸

Charleston, South Carolina, United States

Summit Research Network

🇺🇸

Seattle, Washington, United States

Northwest Clinical Research Center

🇺🇸

Bellevue, Washington, United States

Pharmacology Research Institute

🇺🇸

Los Alamitos, California, United States

Vista Medical Research, Inc.

🇺🇸

Mesa, Arizona, United States

Synergy Clinical Research Center

🇺🇸

National City, California, United States

Pacific Clinical Research Medical Group

🇺🇸

Upland, California, United States

Excell Research

🇺🇸

Oceanside, California, United States

GWU Clinical Psychiatric Research Center

🇺🇸

Washington, District of Columbia, United States

CNS Healthcare of Jacksonville

🇺🇸

Jacksonville, Florida, United States

Atlanta Institute of Medicine and Research

🇺🇸

Atlanta, Georgia, United States

Chicago Research Center, Inc.

🇺🇸

Chicago, Illinois, United States

Piedmont Neuropsychiatry

🇺🇸

Charlotte, North Carolina, United States

Brentwood Research Institute

🇺🇸

Shreveport, Louisiana, United States

© Copyright 2025. All Rights Reserved by MedPath