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A Study of the Effect of LY2189265 on Blood Pressure and Heart Rate in Type 2 Diabetes

Plain-language guide to NCT01149421: phase 2 randomized trial of Dulaglutide, low blood pressure and orthostatic hypotension, 755 participants. Who took part, design and what was measured.

Key Facts

Registry ID
NCT01149421
Phase
phase 2
Status
completed
Start
2010-06
Completion (planned or actual)
2011-09
Participants
755 (actual)
Design
randomized, quadruple-blind, treatment
Conditions studied
Diabetes Mellitus, Type 2
Results posted
yes

What This Study Did, in Plain Language

What Was Tested

In this phase 2 trial, researchers set out to test Dulaglutide for low blood pressure and orthostatic hypotension.

Placebo: subcutaneous (SC), once weekly (QW).

The registry classes the interventions as drug.

Who Took Part

The registry lists 755 actual participants took part.

It was open to people of any sex aged from 18 years with no upper age limit.

Healthy volunteers were not accepted; participants needed the condition being studied.

The full record lists 9 inclusion and 19 exclusion criteria; among the exclusions: myocardial infarction, stroke, or hospitalization for heart failure within 3 months prior to screening, or heart failure class iii or iv at screening; ongoing or history of frequent intermittent tachyarrhythmia; resting heart rate \<60 beats per minute (bpm) or \>100 bpm at screening.

How the Study Was Run

It was run as a randomized, parallel-group and quadruple-blind study.

Because people in this Dulaglutide study were split into groups at random, differences between the groups are less likely to reflect who happened to join each one.

Groups ran in parallel: each of the low blood pressure and orthostatic hypotension participants stayed in one arm throughout.

Neither the low blood pressure and orthostatic hypotension participants nor the staff measuring them knew who was on Dulaglutide, so expectations could not easily colour the readings.

Those kept unaware of assignments: participant, care provider, investigator and outcomes assessor.

It started in 2010-06 with completion listed for 2011-09.

It ran at 76 sites in United States (42), Canada (11), Argentina (5), India (5), Czechia (4) and Puerto Rico (4).

Its stated primary purpose is treatment.

What Was Measured

Primary outcome: Change From Baseline to 16 Weeks in Mean 24-hour Systolic Blood Pressure (SBP) (time frame: Baseline, 16 weeks).

It also tracked 24 secondary outcomes, for example Change From Baseline to 26 Weeks in Mean 24-hour Systolic Blood Pressure (SBP), Change From Baseline to 16 and 26 Weeks in Mean 24-hour Diastolic Blood Pressure (DBP), Change From Baseline to 16 and 26 Weeks in Mean 24-Hour Heart Rate (HR), Change From Baseline to 16 and 26 Weeks in Mean 24-hour Pulse Pressure, Change From Baseline to 16 and 26 Weeks in Mean 24-hour Mean Arterial Pressure (MAP) and Change From Baseline to 16 and 26 Weeks in Mean Daytime, Nighttime, and Clinic Systolic Blood Pressure (SBP).

What This Means in Plain Language

Put simply, this is a phase 2, randomized trial of Dulaglutide in 755 people with low blood pressure and orthostatic hypotension.

With 755 participants it is a large trial for this field.

The trial is marked completed; results are posted on the registry, and this page does not restate them.

More context: the Dulaglutide compound page, Low blood pressure and orthostatic hypotension research.

Our Notes on the Compound

Dulaglutide: A once-weekly GLP-1 receptor agonist (two GLP-1 analog chains joined to an antibody Fc fragment), sold as Trulicity.

Related Pages

Source: ClinicalTrials.gov record. This explanation is written by PeptideWhiz from the public record. For research and education only. Not medical advice; no dosing information is given.