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Evaluating the Safety and Efficacy of Tradipitant vs. Placebo in Idiopathic and Diabetic Gastroparesis

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Know the risks and potential benefits of clinical studies and talk to your health care provider before participating. Read our disclaimer for details.
 
ClinicalTrials.gov Identifier: NCT04028492
Recruitment Status : Recruiting
First Posted : July 22, 2019
Last Update Posted : March 22, 2024
Sponsor:
Information provided by (Responsible Party):
Vanda Pharmaceuticals

Brief Summary:
To investigate the safety and efficacy of tradipitant versus placebo in relieving nausea and other symptoms of gastroparesis.

Condition or disease Intervention/treatment Phase
Idiopathic Gastroparesis Diabetic Gastroparesis Gastroparesis Drug: Tradipitant Drug: Placebo Drug: Open Label Tradipitant Phase 3

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Study Type : Interventional  (Clinical Trial)
Estimated Enrollment : 201 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: VP-VLY-686-3301: A Multicenter, Randomized, Double-Blind, Placebo-Controlled Phase Iii Study To Assess The Efficacy Of Tradipitant In Relieving Symptoms Of Gastroparesis
Actual Study Start Date : August 20, 2019
Estimated Primary Completion Date : December 2024
Estimated Study Completion Date : December 2024

Resource links provided by the National Library of Medicine


Arm Intervention/treatment
Experimental: Tradipitant
Oral Capsule
Drug: Tradipitant
BID

Placebo Comparator: Placebo
Oral Capsule
Drug: Placebo
BID

Experimental: Open Label Tradipitant
Oral Capsule
Drug: Open Label Tradipitant
BID




Primary Outcome Measures :
  1. Change from baseline in daily average nausea severity scores from the Gastroparesis Core Symptom Daily Diary (GCS-DD) [ Time Frame: 12 weeks ]
    A daily symptom diary asking patients to rate their nausea on a Likert scale from 0-5 (0=none, 5= very severe).


Secondary Outcome Measures :
  1. Change from baseline in other average core gastroparesis symptoms from the Gastroparesis Core Symptom Daily Diary [ Time Frame: 12 weeks ]
    A patient reported daily symptom diary asking patients to rate their nausea on a Likert scale from 0-5 (0=none, 5= very severe). Other symptoms include vomiting, postprandial fullness, early satiety, and abdominal pain

  2. Change from baseline in Patient Assessment of Gastrointestinal Disorders - Symptoms Severity Index (PAGI-SYM) [ Time Frame: 12 weeks ]
    PAGI-SYM is a patient reported outcome that measures specific symptoms of patients with upper gastrointestinal disorders such as gastroparesis, GERD, and dyspepsia on a 0-5 Likert Scale (0=none, 5=very severe).

  3. Change from baseline in Patient Global Impression - Change (PGI-C) [ Time Frame: 12 weeks ]
    A patient reported outcome measuring a patient's rating of overall improvement after treatment on a 7 point scale that includes items "1=very much worse" and "7=very much improved"

  4. Clinician Global Impression - Severity (CGI-S) [ Time Frame: 12 weeks ]
    A clinician reported outcome that measures the clinician's view of the patient's global functioning prior to and after initiating treatment. Symptom severity is measured on a 7 point scale including "1=normal, not at all ill" and "7=among the most extremely ill patients."

  5. Safety and tolerability as measured by spontaneous reporting of adverse events (AEs) [ Time Frame: 12 weeks ]
    Safety will be monitored using clinical measures, vital signs, blood chemistry, hematology, urology, ECGs, and patient reported questionnaires.



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Ages Eligible for Study:   18 Years to 70 Years   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Diagnosed with gastroparesis
  • Demonstrated delayed gastric emptying
  • Presence of moderate to severe nausea
  • Body Mass Index (BMI) of ≥18 and ≤40 kg/m2

Exclusion Criteria:

  • Another active disorder or treatment which could explain or contribute to symptoms of gastroparesis
  • A positive test for drugs of abuse at the screening or evaluation visits;
  • Exposure to any investigational medication in the past 60 days
  • Gastrectomy, fundoplication, vagotomy, pyloroplasty, bariatric surgery, or gastric stimulation device surgically implanted within the last year

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04028492


Contacts
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Contact: Vanda Pharmacuticals 202-734-3400 clinicaltrials@vandapharma.com

Locations
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United States, Alabama
Vanda Investigational Site Recruiting
Birmingham, Alabama, United States, 53244
Contact: 202-734-3400         
United States, Arizona
Vanda Investigational Site Recruiting
Peoria, Arizona, United States, 85381
Contact: 202-734-3400         
United States, Arkansas
Vanda Investigational Site Recruiting
Little Rock, Arkansas, United States, 72211
Contact    202-734-3400      
United States, California
Vanda Investigational Site Recruiting
Chula Vista, California, United States, 91910
Contact    202-734-3400      
Vanda Investigational Site Recruiting
La Jolla, California, United States, 92093
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
Los Angeles, California, United States, 90010
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
Los Angeles, California, United States, 90026
Contact: 202-734-3400         
United States, Florida
Vanda Investigational Site Recruiting
Maitland, Florida, United States, 32751
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
Palmetto Bay, Florida, United States, 33157
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
Tampa, Florida, United States, 33613
Contact    202-734-3400      
United States, Georgia
Vanda Investigational Site Recruiting
Morrow, Georgia, United States, 30260
Contact: 202-734-3400         
United States, Illinois
Vanda Investigational Site Recruiting
Wauconda, Illinois, United States, 60084
Contact: 202-734-3400         
United States, Iowa
Vanda Investigational Site Recruiting
West Des Moines, Iowa, United States, 50265
Contact: 202-734-3400         
United States, Kansas
Vanda Investigational Site Recruiting
Wichita, Kansas, United States, 67214
Contact: 202-734-3400         
United States, Kentucky
Vanda Investigational Site Recruiting
Louisville, Kentucky, United States, 40202
Contact    303-734-3400      
United States, Louisiana
Vanda Investigational Site Recruiting
Marrero, Louisiana, United States, 70072
Contact    202-734-3400      
United States, Maryland
Vanda Investigational Site Recruiting
Chevy Chase, Maryland, United States, 20815
Contact    202-734-3400      
United States, Massachusetts
Vanda Investigational Site Recruiting
Boston, Massachusetts, United States, 02114
Contact    202-734-3400      
Vanda Investigational Site Recruiting
Boston, Massachusetts, United States, 02115
Contact: 202-734-3400         
United States, Missouri
Vanda Investigational Site Recruiting
Chesterfield, Missouri, United States, 63005
Contact: 202-734-3400         
United States, Nevada
Vanda Investigational Site Recruiting
Las Vegas, Nevada, United States, 89121
Contact    202-734-3400      
United States, New York
Vanda Investigational Site Recruiting
Brooklyn, New York, United States, 11201
Contact    202-734-3400      
United States, North Carolina
Vanda Investigational Site Recruiting
Charlotte, North Carolina, United States, 28209
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
Raleigh, North Carolina, United States, 27612
Contact    202-734-3400      
United States, Ohio
Vanda Investigational Site Recruiting
Columbus, Ohio, United States, 43214
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
Huber Heights, Ohio, United States, 45424
Contact    202-734-3400      
United States, Oklahoma
Vanda Investigational Site Recruiting
Edmond, Oklahoma, United States, 73034
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
Tulsa, Oklahoma, United States, 74104
Contact    202-734-3400      
United States, Pennsylvania
Vanda Investigational Site Recruiting
Philadelphia, Pennsylvania, United States, 19104
Contact: 202-734-3400         
United States, Tennessee
Vanda Investigational Site Recruiting
Chattanooga, Tennessee, United States, 37421
Contact    202-734-3400      
Vanda Investigational Site Recruiting
Nashville, Tennessee, United States, 37211
Contact    202-734-3400      
United States, Texas
Vanda Investigational Site Recruiting
Houston, Texas, United States, 77043
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
Houston, Texas, United States, 77084
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
Plano, Texas, United States, 75024
Contact: 202-734-3400         
Vanda Investigational Site Recruiting
San Antonio, Texas, United States, 78215
Contact: 202-734-3400         
United States, Utah
Vanda Investigational Site Recruiting
Salt Lake City, Utah, United States, 84132
Contact: 202-734-3400         
Sponsors and Collaborators
Vanda Pharmaceuticals
Investigators
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Study Director: Vanda Pharmaceuticals Vanda Pharmaceuticals
  Study Documents (Full-Text)

Documents provided by Vanda Pharmaceuticals:
Study Protocol  [PDF] October 27, 2022
Statistical Analysis Plan  [PDF] October 27, 2022

Additional Information:
Publications of Results:
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Responsible Party: Vanda Pharmaceuticals
ClinicalTrials.gov Identifier: NCT04028492    
Other Study ID Numbers: VP-VLY-686-3301
First Posted: July 22, 2019    Key Record Dates
Last Update Posted: March 22, 2024
Last Verified: March 2024
Individual Participant Data (IPD) Sharing Statement:
Plan to Share IPD: No

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Studies a U.S. FDA-regulated Drug Product: Yes
Studies a U.S. FDA-regulated Device Product: No
Keywords provided by Vanda Pharmaceuticals:
gastroparesis
idiopathic
diabetic
tradipitant
nausea
vomiting
stomach
motility
functional
NK-1 antagonist
neurokinin 1 receptor
substance p
Additional relevant MeSH terms:
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Gastroparesis
Stomach Diseases
Gastrointestinal Diseases
Digestive System Diseases
Paralysis
Neurologic Manifestations