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Velusetrag

Phase 2

Gastroparesis | Small molecule | Gastrointestinal |Theravance Biopharma, Inc.|Last Updated: Jul 8, 2025

Success Probability

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials2
Total Enrollment267

FDA Designations

No designations recorded

Clinical trial landscape

Velusetrag · 3 trials · 2 indications

Phase 2 2Phase 1 1
NCT02267525The Diabetic and Idiopathic Gastroparesis Efficacy, Safety, and Tolerability (DIGEST) StudyGastroparesis
COMPLETED233 Analytics
NCT01718938Phase 2 Study of Velusetrag in Diabetic or Idiopathic GastroparesisGastroparesis
COMPLETED34 Analytics
PHASE2COMPLETED
The Diabetic and Idiopathic Gastroparesis Efficacy, Safety, and Tolerability (DIGEST) Study
GastroparesisUnlock trial analytics
PHASE2COMPLETED
Phase 2 Study of Velusetrag in Diabetic or Idiopathic Gastroparesis
GastroparesisUnlock trial analytics

Study Endpoints

Primary Endpoints

7-day mean GCSI-24H (Gastroparesis Cardinal Symptoms Index) composite score
At Week 4
Gastric emptying half time (GE t1/2)
From baseline to week 5
Tolerability of repeat dosing of velusetrag
3 weeks

Number of subjects who complete the treatment period and are not withdrawn due to adverse events (AEs) or clinically significant findings on vital signs or ECGs

Secondary Endpoints

Gastric emptying half-time
At Week 4
Adverse events
103 days
Duration of lag time to gastric emptying (tlag)
From baseline to Week 5
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Velusetrag 5mgEXPERIMENTALVelusetrag 5mg capsules QD (once daily) x 12 weeks
Velusetrag 15mgEXPERIMENTALVelusetrag 15mg capsules QD x 12 weeks
Velusetrag 30mgEXPERIMENTALVelusetrag 30mg capsules QD x 12 weeks
PlaceboPLACEBO_COMPARATORPlacebo capsules QD x 12 weeks
Sequence 1EXPERIMENTAL3-way crossover of velusetrag or placebo
Sequence 2EXPERIMENTAL3-way crossover of velusetrag or placebo
Sequence 3EXPERIMENTAL3-way crossover of velusetrag or placebo
Sequence 4EXPERIMENTAL3-way crossover of velusetrag or placebo
Dose regimen 1EXPERIMENTALVaried doses
Dose regimen 2EXPERIMENTALVaried doses

Interventions

NameTypeDescription
VelusetragDRUG -
PlaceboDRUG -
velusetrag dose 1DRUG -
velusetrag dose 2DRUG -
velusetrag dose 3DRUG -
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Eligibility Criteria

Age Range18 Years to 75 Years
SexALL
Healthy VolunteersNo

Inclusion Criteria: * Symptoms of gastroparesis (eg, nausea, early satiety, fullness, bloating, upper abdominal pain, retching or vomiting) for at least 3 months prior to Screening * Composite score ≥2and \<5 on nausea, bloating, feeling excessively full after meals, and not able to finish a normal...

Countries:United States
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Competitive Landscape -Gastroparesis 2 trials

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Frequently asked questions about Velusetrag

What is Velusetrag used for?

Velusetrag is an investigational small molecule being studied for the treatment of gastroparesis and Alzheimer's disease. It has been evaluated in clinical trials for diabetic or idiopathic gastroparesis and in a study of healthy elderly subjects related to Alzheimer's disease. Velusetrag is not approved and remains in clinical development.

Who makes Velusetrag?

Velusetrag is being developed by Theravance Biopharma, Inc., a biopharmaceutical company traded on the NASDAQ under the ticker symbol TBPH. The company has sponsored clinical trials of Velusetrag in the United States for gastroparesis and Alzheimer's disease.

What phase is Velusetrag in?

Velusetrag is in clinical development, with completed trials in Phase 1 and Phase 2. It has not been approved by regulatory authorities. The development program includes a Phase 1 study in healthy elderly subjects and two Phase 2 studies in patients with gastroparesis.

What clinical trials is Velusetrag in?

Velusetrag has been studied in three completed clinical trials. NCT01467726 was a Phase 1 study in healthy elderly subjects. NCT01718938 was a Phase 2 study in diabetic or idiopathic gastroparesis. NCT02267525, the DIGEST study, was a Phase 2 trial in diabetic and idiopathic gastroparesis with 233 participants.

Is Velusetrag the same as other drugs?

Velusetrag is a distinct investigational drug developed by Theravance Biopharma. No alternative names for Velusetrag have been reported in the clinical trial information. It is a small molecule being studied for gastrointestinal and neurological conditions.