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Trial · NCT03829241

Randomized Trial of Adult Participants With Generalized Anxiety Disorder

NCT03829241, Phase 3, Completed, Biohaven Pharmaceuticals, Inc.; results first posted 2022-12-28

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Randomized Trial of Adult Participants With Generalized Anxiety Disorder. Trials, record NCT03829241. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03829241

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Randomized Trial of Adult Participants With Generalized Anxiety Disorder
NCT number
NCT03829241
Status
Completed
Phases
Phase 3
Enrollment
881 participants, actual
Lead sponsor
Biohaven Pharmaceuticals, Inc.
Conditions
Generalized Anxiety Disorder
Interventions
Troriluzole, Placebo
First posted
2019-02-04
Last updated
2024-05-08
Results first posted
2022-12-28

Source ClinicalTrials.gov

Registered outcomes6

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryChange From Baseline in the HAM-A Total Score at Week 8Baseline, Week 8
The HAM-A was an investigator-administered scale and consisted of 14 items: anxious mood, tension, fears, insomnia, concentration, depressed mood, behavior at interview, somatic muscular, somatic sensory, cardiovascular, respiratory, gastrointestinal, genitourinary, and autonomic symptoms. Each item was scored on a scale of 0 (not present) to 4 (severe) with a total score range of 0-56. A decreased score indicated a decrease in anxiety symptoms.
SecondaryNumber of Participants With Serious Treatment-Emergent Adverse Events (TEAEs), TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Medication During Randomized PhaseFrom first dose to Week 8 plus 30 days (maximum duration: 12 weeks)
A serious adverse event (SAE) was defined as any event that met any of the following criteria: death; life-threatening; inpatient hospitalization or prolongation of existing hospitalization; persistent or significant disability/incapacity; congenital anomaly/birth defect in the offspring of a participant who received rimegepant; other important medical events that may not have resulted in death, be life-threatening, or required hospitalization, based upon appropriate medical judgment, they may have jeopardized the participant and may have required medical or surgical intervention. Treatment-emergent AEs (TEAEs) in the randomization phase included any adverse event (AE) with an onset date on or after the first day of double-blind study drug and up to the first day of open-label study drug in the extension phase (for participants entering the extension phase) or last day of the randomization phase study drug + 30 days.
SecondaryNumber of Participants With Serious TEAEs, TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Drug During Extension PhaseFrom Week 9 to the last dose of troriluzole in extension phase plus 30 days (maximum duration: 333 days)
An SAE was defined as any event that met any of the following criteria: death; life-threatening; inpatient hospitalization or prolongation of existing hospitalization; persistent or significant disability/incapacity; congenital anomaly/birth defect in the offspring of a participant who received rimegepant; other important medical events that may not have resulted in death, be life-threatening, or required hospitalization, based upon appropriate medical judgment, they may have jeopardized the participant and may have required medical or surgical intervention. TEAEs in the extension phase included any AE with an onset date on or after the first day of the study drug in the extension phase and up to the last day of the study drug in the extension phase + 30 days.
SecondaryNumber of Participants With Clinically Significant Laboratory Abnormalities During the Randomization PhaseFrom first dose to Week 8 plus 30 days (maximum duration: 12 weeks)
Clinically significant laboratory abnormalities were defined as Grade 3 to 4 laboratory test results according to numeric laboratory test criteria found in Common Technical Criteria for Adverse Events (CTCAE) Version 5.0 (2017) or the Division of Acquired Immune Deficiency Syndrome (DAIDS) Table for Grading the Severity of Adult and Pediatric Adverse Events Corrected Version 2.1 (2017), where Grade 3=Severe and Grade 4=Potentially Life Threatening. Laboratory test groups of clinical interest included hematology, serum chemistry, and urinalysis.
SecondaryChange From Baseline in Sheehan Disability Scale (SDS) Total Score at Week 8Baseline, Week 8
The SDS was assessed in 3 domains: work/school (0-10), social life (0-10), and family life (0-10). The score from each domain was summed into a single-dimensional measure of global functional impairment (SDS total score) that ranged from 0 (unimpaired) to 30 (highly impaired).
SecondaryChange From Baseline in Clinical Global Impression of Severity Scale (CGI-S) Score at Week 8Baseline, Week 8
Participants rated on the seven-point severity of Illness with severity of wherein 1 = normal, not at all; 2= borderline ill; 3= mildly ill; 4= moderately ill; 5= markedly ill; 6= severely ill; and 7 = among the most extremely ill participants.

Outcomes6

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange From Baseline in the HAM-A Total Score at Week 8Baseline, Week 8
The mITT participants in the randomization phase (randomized participants who received at least 1 dose of blinded study therapy \[troriluzole or placebo\], and provided a non-missing baseline assessment and at least 1 non-missing post-baseline efficacy assessment during the randomization phase) were analyzed.
score on a scaleLEAST_SQUARES_MEAN
SECONDARYNumber of Participants With Serious Treatment-Emergent Adverse Events (TEAEs), TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Medication During Randomized PhaseFrom first dose to Week 8 plus 30 days (maximum duration: 12 weeks)Treated participants in the randomization phase: Enrolled participants who received at least 1 dose of blinded study therapy (troriluzole or placebo).ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYNumber of Participants With Serious TEAEs, TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Drug During Extension PhaseFrom Week 9 to the last dose of troriluzole in extension phase plus 30 days (maximum duration: 333 days)Treated participants in the extension phase: Treated participants in the randomization phase who received at least 1 dose of troriluzole in the open-label (OL) extension phase.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYNumber of Participants With Clinically Significant Laboratory Abnormalities During the Randomization PhaseFrom first dose to Week 8 plus 30 days (maximum duration: 12 weeks)Treated participants in the randomization phase with available data were analyzed.ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYChange From Baseline in Sheehan Disability Scale (SDS) Total Score at Week 8Baseline, Week 8The mITT participants in the randomization phase with available data were analyzed.score on a scaleLEAST_SQUARES_MEAN
SECONDARYChange From Baseline in Clinical Global Impression of Severity Scale (CGI-S) Score at Week 8Baseline, Week 8The mITT participants in the randomization phase were analyzed.score on a scaleLEAST_SQUARES_MEAN

Results by group70

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Change From Baseline in the HAM-A Total Score at Week 8Troriluzole-9.2895% Confidence Interval -10.23 to -8.32score on a scale
Change From Baseline in the HAM-A Total Score at Week 8Placebo-9.3595% Confidence Interval -10.34 to -8.36score on a scale
Number of Participants With Serious Treatment-Emergent Adverse Events (TEAEs), TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Medication During Randomized PhaseTroriluzoleParticipants with at least 1 serious TEAE0Participants
Number of Participants With Serious Treatment-Emergent Adverse Events (TEAEs), TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Medication During Randomized PhasePlaceboParticipants with at least 1 serious TEAE0Participants
Number of Participants With Serious Treatment-Emergent Adverse Events (TEAEs), TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Medication During Randomized PhaseTroriluzoleParticipants with at least 1 TEAE related to study medication59Participants
Number of Participants With Serious Treatment-Emergent Adverse Events (TEAEs), TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Medication During Randomized PhasePlaceboParticipants with at least 1 TEAE related to study medication47Participants
Number of Participants With Serious Treatment-Emergent Adverse Events (TEAEs), TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Medication During Randomized PhaseTroriluzoleParticipants with at least 1 TEAE leading to withdrawal from study drug11Participants
Number of Participants With Serious Treatment-Emergent Adverse Events (TEAEs), TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Medication During Randomized PhasePlaceboParticipants with at least 1 TEAE leading to withdrawal from study drug11Participants
Number of Participants With Serious TEAEs, TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Drug During Extension PhaseTroriluzoleParticipants with at least 1 serious TEAE3Participants
Number of Participants With Serious TEAEs, TEAEs Leading to Discontinuation, and TEAEs Judged to be Related to Study Drug During Extension PhasePlaceboParticipants with at least 1 serious TEAE1Participants

Participant flow18

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Randomization Phase (Week 1 to Week 8)STARTEDTroriluzole202
Randomization Phase (Week 1 to Week 8)STARTEDPlacebo200
Randomization Phase (Week 1 to Week 8)TreatedTroriluzole199
Randomization Phase (Week 1 to Week 8)TreatedPlacebo191
Randomization Phase (Week 1 to Week 8)Modified Intent-to- Treat (mITT) ParticipantsTroriluzole198
Randomization Phase (Week 1 to Week 8)Modified Intent-to- Treat (mITT) ParticipantsPlacebo187
Randomization Phase (Week 1 to Week 8)COMPLETEDTroriluzole171
Randomization Phase (Week 1 to Week 8)COMPLETEDPlacebo158
Randomization Phase (Week 1 to Week 8)NOT COMPLETEDTroriluzole31
Randomization Phase (Week 1 to Week 8)NOT COMPLETEDPlacebo42

Adverse events36

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherNauseaGastrointestinal disordersTroriluzole - Randomization Phase17199
otherNauseaGastrointestinal disordersPlacebo - Randomization Phase16191
otherNauseaGastrointestinal disordersTroriluzole - Randomization Phase/Troriluzole - Extension Phase3153
otherNauseaGastrointestinal disordersPlacebo - Randomization Phase/Troriluzole - Extension Phase3149
otherHeadacheNervous system disordersTroriluzole - Randomization Phase8199
otherHeadacheNervous system disordersPlacebo - Randomization Phase12191
otherHeadacheNervous system disordersTroriluzole - Randomization Phase/Troriluzole - Extension Phase7153
otherHeadacheNervous system disordersPlacebo - Randomization Phase/Troriluzole - Extension Phase2149
otherFatigueGeneral disordersTroriluzole - Randomization Phase10199
otherFatigueGeneral disordersPlacebo - Randomization Phase9191

Adverse event totals12

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityTroriluzole - Randomization Phase0199
Total, all-cause mortalityPlacebo - Randomization Phase0191
Total, all-cause mortalityTroriluzole - Randomization Phase/Troriluzole - Extension Phase0153
Total, all-cause mortalityPlacebo - Randomization Phase/Troriluzole - Extension Phase0149
Total, other adverse eventsTroriluzole - Randomization Phase43199
Total, other adverse eventsPlacebo - Randomization Phase36191
Total, other adverse eventsTroriluzole - Randomization Phase/Troriluzole - Extension Phase28153
Total, other adverse eventsPlacebo - Randomization Phase/Troriluzole - Extension Phase30149
Total, serious adverse eventsTroriluzole - Randomization Phase0199
Total, serious adverse eventsPlacebo - Randomization Phase0191

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT03829241

GET https://conductscience.org/api/trials/v1/NCT03829241/results?page=2