ClinicalTrials.gov record
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Evaluating the Effects of Tasimelteon vs. Placebo on Jet Lag Type Insomnia

ClinicalTrials.gov ID: NCT03373201

Public ClinicalTrials.gov record NCT03373201. 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 May 20, 2026, 2:29 AM EDT

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

Study identification

NCT ID
NCT03373201
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Vanda Pharmaceuticals
Industry
Enrollment
320 participants

Conditions and interventions

Interventions

  • Placebo Drug
  • Tasimelteon Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 75 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

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

Study timeline

Start date
Oct 15, 2017
Primary completion
Mar 4, 2018
Completion
Mar 4, 2018
Last update posted
Sep 14, 2023

2017 – 2018

United States locations

U.S. sites
12
U.S. states
10
U.S. cities
12
Facility City State ZIP Site status
Vanda Investigational Site Little Rock Arkansas 72211
Vanda Investigational Site Alameda California 94501
Vanda Investigational Site San Diego California 92103
Vanda Investigational Site Santa Monica California 90404
Vanda Investigational Site Oakland Park Florida 33334
Vanda Investigational Site Atlanta Georgia 30342
Vanda Investigational Site Chevy Chase Maryland 20815
Vanda Investigational Site St Louis Missouri 63141
Vanda Investigational Site New York New York 10019
Vanda Investigational Site Cincinnati Ohio 45212
Vanda Investigational Site Oklahoma City Oklahoma 73112
Vanda Investigational Site Houston Texas 77063

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03373201, 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 Sep 14, 2023 · Synced May 20, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03373201 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →