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Completed Phase 2 Interventional Results available

Study to Evaluate the Efficacy and Safety of Once-Weekly Oral NBI-1065846 in the Treatment of Anhedonia in MDD

ClinicalTrials.gov ID: NCT05165394

Public ClinicalTrials.gov record NCT05165394. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jun 27, 2026, 10:18 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double-Blind, Placebo-Controlled, Proof-of-Concept Study to Evaluate the Efficacy and Safety of Once-Weekly Oral NBI-1065846 in the Treatment of Anhedonia in Major Depressive Disorder (TERPSIS STUDY)

Study identification

NCT ID
NCT05165394
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Neurocrine Biosciences
Industry
Enrollment
93 participants

Conditions and interventions

Interventions

  • Placebo Drug
  • NBI-1065846 Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 65 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Nov 29, 2021
Primary completion
Jul 6, 2023
Completion
Sep 12, 2023
Last update posted
Jul 30, 2024

2021 – 2023

United States locations

U.S. sites
22
U.S. states
12
U.S. cities
22
Facility City State ZIP Site status
Neurocrine Clinical Site Birmingham Alabama 35294
Neurocrine Clinical Site Garden Grove California 92845
Neurocrine Clinical Site Lemon Grove California 91945
Neurocrine Clinical Site Orange California 92868
Neurocrine Clinical Site Riverside California 92506
Neurocrine Clinical Site San Diego California 92103
Neurocrine Clinical Site San Francisco California 94107
Neurocrine Clinical Site Orlando Florida 32803
Neurocrine Clinical Site Pensacola Florida 32502
Neurocrine Clinical Site Winter Park Florida 32792
Neurocrine Clinical Site Atlanta Georgia 30338
Neurocrine Clinical Site Chicago Illinois 60641
Neurocrine Clinical Site Skokie Illinois 60076
Neurocrine Clinical Site Saint Charles Missouri 63304
Neurocrine Clinical Site Raleigh North Carolina 27609
Neurocrine Clinical Site Columbus Ohio 43210
Neurocrine Clinical Site Oklahoma City Oklahoma 73112
Neurocrine Clinical Site Dallas Texas 75235
Neurocrine Clinical Site Friendswood Texas 77546
Neurocrine Clinical Site Houston Texas 77030
Neurocrine Clinical Site Murray Utah 84107
Neurocrine Clinical Site Everett Washington 98201

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05165394, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 30, 2024 · Synced Jun 27, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05165394 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →