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Trial · NCT03420781

A Safety and Efficacy Study of Relamorelin in Diabetic Gastroparesis Study 03

NCT03420781, Phase 3, Terminated, Allergan; results first posted 2021-12-22

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. A Safety and Efficacy Study of Relamorelin in Diabetic Gastroparesis Study 03. Trials, record NCT03420781. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03420781

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Trial

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

Title
A Safety and Efficacy Study of Relamorelin in Diabetic Gastroparesis Study 03
NCT number
NCT03420781
Status
Terminated
Phases
Phase 3
Enrollment
467 participants, actual
Lead sponsor
Allergan
Conditions
Gastroparesis, Diabetes Mellitus
Interventions
Placebo, Relamorelin
First posted
2018-02-05
Last updated
2021-12-22
Results first posted
2021-12-22

Source ClinicalTrials.gov

Registered outcomes17

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

ListOutcomeTime frameDescription
PrimaryChange From Baseline to Week 12 in the Weekly Diabetic Gastroparesis Symptom Severity Score (DGSSS) of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to Week 12 of this study
Participants assessed the severity of diabetic gastroparesis symptoms daily using the Diabetic Gastroparesis Symptom Severity Diary (DGSSD), recorded in an electronic diary (e-diary). The DGSSS was derived as the sum of the weekly averages of the 4 DGSSD items: nausea, abdominal pain, postprandial fullness and bloating. Each symptom was scored using an 11-point ordinal scale where: 0=no or not at all uncomfortable to 10=worst possible or most uncomfortable for a total possible DGSSS of 0 (best) to 40 (worst). A negative change from Baseline indicates improvement. Baseline was defined as the average of the 2 weekly DGSSS from the run-in period in the previous studies.
PrimaryPercentage of Participants Meeting the Vomiting Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodWeek 6 to Week 12
The number of vomiting episodes in the previous 24 hours were assessed daily by the participant using the DGSSD and were recorded in the e-diary. A Vomiting Responder was defined as a participant with zero weekly vomiting episodes during each of the last 6 weeks of the first 12-weeks of the 40-week Treatment Period.
SecondaryPercentage of Participants Meeting the Nausea Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 6 to Week 12)
A Nausea Responder was defined as a participant with improvement (decrease) of at least 2-points in the weekly symptom scores for nausea at each of the last 6 weeks of the first 12-weeks of the 40-week Treatment Period. Nausea was one of the items of the DGSSD assessed daily and recorded in the e-diary by the participant using an 11-point ordinal scale where: 0=no nausea to 10=worst possible nausea. Baseline was defined as the average of the 2 weekly DGSSS from the run-in period in the previous studies.
SecondaryPercentage of Participants Meeting the Abdominal Pain Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 6 to Week 12)
An Abdominal Pain Responder was defined as a participant with an improvement (decrease) of at least 2-points in the weekly symptom scores for abdominal pain at each of the last 6 weeks of the first 12-weeks of the 40-week Treatment Period. Abdominal pain was one of the items of the DGSSD assessed daily and recorded in the e-diary by the participant using an 11-point ordinal scale where: 0=no abdominal pain to 10=the worst possible abdominal pain and was recorded in an e-diary. Baseline was defined as the average of the 2 weekly DGSSS from the run-in period in the previous studies.
SecondaryPercentage of Participants Meeting the Bloating Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 6 to Week 12)
A Bloating Responder was defined as a participant with an improvement (decrease) of at least 2-points in the weekly symptom scores for bloating at each of the last 6 weeks of the first 12-weeks of the 40-week Treatment Period. Bloating was one of the items of the DGSSD assessed daily and recorded by the participant in the e-diary using an 11-point ordinal scale where: 0=no bloating and 10=the worst possible bloating and was recorded in the e-diary. Baseline was defined as the average of the 2 weekly DGSSS from the run-in period in the previous studies.
SecondaryPercentage of Participants Meeting the Postprandial Fullness Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 6 to Week 12)
A Postprandial Fullness Responder was defined as a participant with an improvement (decrease) of at least 2-points in the weekly symptom scores for Postprandial Fullness at each of the last 6 weeks of the first 12-weeks of the 40-week Treatment Period. Postprandial Fullness was one of the items of the DGSSD assessed daily and recorded by the participant in the e-diary using an 11-point ordinal scale where: 0=no feeling of fullness until finishing a meal (best) to 10=feeling full after only a few bites (worst). Baseline was defined as the average of the 2 weekly DGSSS from the run-in period in the previous studies.
SecondaryChange From Baseline to Week 40 in the Average Weekly DGSSS of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 37 to Week 40)
Participants assessed the severity of diabetic gastroparesis symptoms daily using the DGSSD, recorded in an e-diary. The DGSSS was derived as the sum of the weekly averages (Week 37 to Week 40) of the 4 DGSSD items: nausea, abdominal pain, postprandial fullness and bloating. Each symptom was scored using an 11-point ordinal scale where: 0=no or not at all uncomfortable to 10=worst possible or most uncomfortable for a total possible DGSSS of 0 (best) to 40 (worst). A negative change from Baseline indicates improvement. Baseline was defined as the average of the 2 weekly DGSSS from the run-in period of the previous studies.
SecondaryPercentage of Participants Meeting the Vomiting Responder Criterion at Week 40 of the Treatment PeriodWeek 37 to Week 40
The number of vomiting episodes in the previous 24 hours were assessed daily by the participant using the DGSSD and were recorded in the e-diary. A Vomiting Responder was defined as a participant with zero weekly vomiting episodes during the last 4 weeks of the 40-week Treatment Period.
SecondaryChange From Baseline to Week 40 in the Average Weekly Number of Vomiting Episodes of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 37 to Week 40)
The number of vomiting episodes in the previous 24 hours were assessed daily by the participant using the DGSSD and were recorded in the e-diary. The average weekly number of vomiting episodes were derived as the average of the weekly number of vomiting episodes in the last 4 weeks of the 40-week Treatment Period. A negative change from Baseline indicates improvement. Baseline was defined as the average of the 2 weekly DGSSS from the run-in period in the previous studies.
SecondaryChange From Baseline to Week 46 in the Average Weekly DGSSS of the Randomized-Withdrawal PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 41 to Week 46)
Participants assessed the severity of diabetic gastroparesis symptoms daily using the DGSSD, recorded in an e-diary. The DGSSS was derived as the sum of the weekly averages of the 4 DGSSD items: nausea, abdominal pain, postprandial fullness and bloating. Each symptom was scored using an 11-point ordinal scale where: 0=no or not at all uncomfortable to 10=worst possible or most uncomfortable for a total possible DGSSS of 0 (best) to 40 (worst). Average weekly scores are derived as the average of the weekly scores from the 6 weeks of the RW Period. A negative change from Baseline indicates improvement. Baseline was defined as the average of the 2 weekly DGSSS from the run-in period in the previous studies.

Outcomes17

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

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange From Baseline to Week 12 in the Weekly Diabetic Gastroparesis Symptom Severity Score (DGSSS) of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to Week 12 of this study
Modified-intent-to-treat (mITT) Population included all participants in the ITT population with ≥1 postbaseline assessment of DGSSD. Number analyzed is the number of participants with data available for analysis at the given timepoint.
score on a scaleMEAN
PRIMARYPercentage of Participants Meeting the Vomiting Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodWeek 6 to Week 12mITT Population included all participants in the ITT population with ≥1 postbaseline assessment of DGSSD.percentage of participantsNUMBER
SECONDARYPercentage of Participants Meeting the Nausea Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 6 to Week 12)mITT Population included all participants in the ITT population with ≥1 postbaseline assessment of DGSSD.percentage of participantsNUMBER
SECONDARYPercentage of Participants Meeting the Abdominal Pain Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 6 to Week 12)mITT Population included all participants in the ITT population with ≥1 postbaseline assessment of DGSSD.percentage of participantsNUMBER
SECONDARYPercentage of Participants Meeting the Bloating Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 6 to Week 12)mITT Population included all participants in the ITT population with ≥1 postbaseline assessment of DGSSD.percentage of participantsNUMBER
SECONDARYPercentage of Participants Meeting the Postprandial Fullness Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 6 to Week 12)mITT Population included all participants in the ITT population with ≥1 postbaseline assessment of DGSSD.percentage of participantsNUMBER
SECONDARYChange From Baseline to Week 40 in the Average Weekly DGSSS of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 37 to Week 40)
mITT Population included all participants in the ITT population with ≥1 postbaseline assessment of DGSSD. Number analyzed is the number of participants with data available for analysis at the given timepoint.
score on a scaleMEAN
SECONDARYPercentage of Participants Meeting the Vomiting Responder Criterion at Week 40 of the Treatment PeriodWeek 37 to Week 40mITT Population included all participants in the ITT population with ≥1 postbaseline assessment of DGSSD.percentage of participantsNUMBER
SECONDARYChange From Baseline to Week 40 in the Average Weekly Number of Vomiting Episodes of the Treatment PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 37 to Week 40)
mITT Population included all participants in the ITT population with ≥1 postbaseline assessment of DGSSD. Number analyzed is the number of participants with data available for analysis at the given timepoint.
vomiting episodes per weekMEAN
SECONDARYChange From Baseline to Week 46 in the Average Weekly DGSSS of the Randomized-Withdrawal PeriodBaseline (14-day Run-in Period of the previous relamorelin study RLM-MD-01 or RLM-MD-02) to (Week 41 to Week 46)
RW Population included all participants who were re-randomized or assigned to a treatment of RW Period and received ≥1 administration of study treatment during the RW Period. Overall number analyzed are the number of participants with data available for analyses. Number analyzed is the number of participants with data available for analysis at the given timepoint.
score on a scaleMEAN

Results by group251

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

OutcomeGroupCategoryValueSpreadUnits
Change From Baseline to Week 12 in the Weekly Diabetic Gastroparesis Symptom Severity Score (DGSSS) of the Treatment PeriodTreatment Period: PlaceboBaseline24.9Standard Deviation 5.65score on a scale
Change From Baseline to Week 12 in the Weekly Diabetic Gastroparesis Symptom Severity Score (DGSSS) of the Treatment PeriodTreatment Period: Relamorelin 10 μgBaseline24.8Standard Deviation 6.28score on a scale
Change From Baseline to Week 12 in the Weekly Diabetic Gastroparesis Symptom Severity Score (DGSSS) of the Treatment PeriodTreatment Period: PlaceboChange from Baseline to Week 12-11.9Standard Deviation 9.43score on a scale
Change From Baseline to Week 12 in the Weekly Diabetic Gastroparesis Symptom Severity Score (DGSSS) of the Treatment PeriodTreatment Period: Relamorelin 10 μgChange from Baseline to Week 12-11.2Standard Deviation 9.00score on a scale
Percentage of Participants Meeting the Vomiting Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodTreatment Period: Placebo29.4percentage of participants
Percentage of Participants Meeting the Vomiting Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodTreatment Period: Relamorelin 10 μg21.4percentage of participants
Percentage of Participants Meeting the Nausea Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodTreatment Period: Placebo46.0percentage of participants
Percentage of Participants Meeting the Nausea Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodTreatment Period: Relamorelin 10 μg43.2percentage of participants
Percentage of Participants Meeting the Abdominal Pain Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodTreatment Period: Placebo40.4percentage of participants
Percentage of Participants Meeting the Abdominal Pain Responder Criterion During Each of the Last 6 Weeks of the First 12-weeks of the Treatment PeriodTreatment Period: Relamorelin 10 μg39.7percentage of participants

Participant flow35

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

PeriodMilestoneGroupParticipantsUnits counted
Treatment Period (40 Weeks)STARTEDTreatment Period: Placebo236
Treatment Period (40 Weeks)STARTEDTreatment Period: Relamorelin 10 μg231
Treatment Period (40 Weeks)STARTEDRandomized Withdrawal Period: Placebo Then Relamorelin 10 μg0
Treatment Period (40 Weeks)STARTEDRandomized Withdrawal Period: Relamorelin 10 μg Then Relamorelin 10 μg0
Treatment Period (40 Weeks)STARTEDRandomized Withdrawal Period: Relamorelin 10 μg Then Placebo0
Treatment Period (40 Weeks)Safety PopulationTreatment Period: Placebo235
Treatment Period (40 Weeks)Safety PopulationTreatment Period: Relamorelin 10 μg231
Treatment Period (40 Weeks)Safety PopulationRandomized Withdrawal Period: Placebo Then Relamorelin 10 μg0
Treatment Period (40 Weeks)Safety PopulationRandomized Withdrawal Period: Relamorelin 10 μg Then Relamorelin 10 μg0
Treatment Period (40 Weeks)Safety PopulationRandomized Withdrawal Period: Relamorelin 10 μg Then Placebo0

Adverse events390

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

TypeEventOrgan systemGroupAffectedAt riskEvents
otherUrinary tract infectionInfections and infestationsTreatment Period: Placebo13235
otherUrinary tract infectionInfections and infestationsTreatment Period: Relamorelin 10 μg16231
otherUrinary tract infectionInfections and infestationsRandomized Withdrawal Period: Placebo Then Relamorelin 10 μg091
otherUrinary tract infectionInfections and infestationsRandomized Withdrawal Period: Relamorelin 10 μg Then Relamorelin 10 μg059
otherUrinary tract infectionInfections and infestationsRandomized Withdrawal Period: Relamorelin 10 μg Then Placebo043
otherHyperglycaemiaMetabolism and nutrition disordersTreatment Period: Placebo7235
otherHyperglycaemiaMetabolism and nutrition disordersTreatment Period: Relamorelin 10 μg12231
otherHyperglycaemiaMetabolism and nutrition disordersRandomized Withdrawal Period: Placebo Then Relamorelin 10 μg091
otherHyperglycaemiaMetabolism and nutrition disordersRandomized Withdrawal Period: Relamorelin 10 μg Then Relamorelin 10 μg059
otherHyperglycaemiaMetabolism and nutrition disordersRandomized Withdrawal Period: Relamorelin 10 μg Then Placebo043

Adverse event totals15

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityTreatment Period: Placebo3236
Total, all-cause mortalityTreatment Period: Relamorelin 10 μg2231
Total, all-cause mortalityRandomized Withdrawal Period: Placebo Then Relamorelin 10 μg091
Total, all-cause mortalityRandomized Withdrawal Period: Relamorelin 10 μg Then Relamorelin 10 μg059
Total, all-cause mortalityRandomized Withdrawal Period: Relamorelin 10 μg Then Placebo043
Total, other adverse eventsTreatment Period: Placebo18235
Total, other adverse eventsTreatment Period: Relamorelin 10 μg27231
Total, other adverse eventsRandomized Withdrawal Period: Placebo Then Relamorelin 10 μg091
Total, other adverse eventsRandomized Withdrawal Period: Relamorelin 10 μg Then Relamorelin 10 μg059
Total, other adverse eventsRandomized Withdrawal Period: Relamorelin 10 μg Then Placebo043

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/NCT03420781

GET https://conductscience.org/api/trials/v1/NCT03420781/results?page=2