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HypertensionPhase 3NCT01496430

Efficacy and Safety of Azilsartan Medoxomil Used in Combination With Metformin in Participants With Hypertension and Diabetes

A Phase 3 study testing Azilsartan medoxomil in people with Hypertension and Diabetes, run by Takeda at 68 sites in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The purpose of this study was to evaluate the antihypertensive and antiglycemic effects, as well as the safety and tolerability of TAK-491 (azilsartan medoxomil), once daily (QD), in stage 1 hypertensive, type 2 diabetes mellitus (T2DM) participants whose glycemic control was inadequate on metformin alone. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Hypertension, Diabetes
What is being tested?
Azilsartan medoxomil
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
105 participants
Where
68 sitesUnited States
Study dates
Jan 2012to May 2013
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Was male or female and ≥18 years.
  • Had type 2 diabetes mellitus with HbA1c of ≥7.5 to ≤9.5% at Screening.
  • Was treated with metformin alone (no treatment with any antidiabetic agents other than metformin within the 3 months prior to Screening) and was experiencing inadequate glycemic control. The participant should have received metformin monotherapy for ≥8 weeks prior to Screening at a stable dose ≥1500 mg). Participants with a maximum tolerated dose (MTD) that was documented to be less than 1500 mg of metformin could also be enrolled if this dose had been stable for 8 weeks prior to Screening.
  • Was treated with antihypertensive therapy and had a mean, trough, sitting clinic systolic blood pressure (SBP) ≥135 and < 160 mm Hg on Day -1 (after washout of prior antihypertensive therapy) or the participant had not received antihypertensive treatment within 28 days before Screening and had a mean sitting clinic SBP ≥135 and < 160 mm Hg at the Screening Visit and on Day -1.
  • Had clinical laboratory evaluations (including clinical chemistry, hematology, and complete urinalysis) within the reference range for the testing laboratory or results that were deemed not clinically significant in this participant population for inclusion in this study, by the investigator.

Who cannot join

  • Had a mean, trough, sitting clinic diastolic blood pressure (DBP) ≥ 100 mm Hg at Day -1.
  • Had type 1 or poorly controlled type 2 diabetes mellitus (HbA1c >9.5%) at Screening.
  • Was taking or expected to take an excluded medication.
  • Had a history of myocardial infarction, heart failure, unstable angina, coronary artery bypass graft, percutaneous coronary intervention, hypertensive encephalopathy, cerebrovascular accident, or transient ischemic attack.
  • Had clinically significant cardiac conduction defects (for example, 3rd degree atrioventricular block, left bundle branch block, sick sinus syndrome, atrial fibrillation).
  • Had hemodynamically significant left ventricular outflow obstruction due to aortic valvular disease.
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  • Had secondary hypertension of any etiology (e.g., renovascular disease, pheochromocytoma, Cushing's syndrome).
  • Had renal dysfunction defined as estimated glomerular filtration rate (eGFR) <60 mL/min/1.73 m2 at Screening.
  • Had albuminuria defined as >200 mg/g at Screening.
  • Had known or suspected unilateral or bilateral renal artery stenosis.
  • Had unexplained microhematuria ≥3 RBCs/HPF or macrohematuria at Screening and confirmed on repeat testing.
  • Treatment with antidiabetic agents (sulfonylureas, glucagon-like peptide-1 (GLP-1) analogues, dipeptidyl peptidase-4 (DPP-4) inhibitors, glinides, thiazolidinediones (TZDs), and/or insulin) other than metformin during the 3 months prior to Screening.
  • Had hyperkalemia as defined by central laboratory normal reference range at Screening.

Trial locations and contacts

68 sites in 1 country.

68 sites in 1 country

United States68 sites
  • Study site

    Albuquerque, New Mexico

  • Study site

    Anderson, South Carolina

  • Study site

    Avon, Indiana

  • Study site

    Baltimore, Maryland

  • Study site

    Birmingham, Alabama

  • Study site

    Bradenton, Florida

  • Study site

    Brooklyn, New York

  • Study site

    Brooksville, Florida

  • Study site

    Buena Park, California

  • Study site

    Burke, Virginia

  • Study site

    Calabash, North Carolina

  • Study site

    Centerville, Ohio

  • Study site

    Chattanooga, Tennessee

  • Study site

    Chicago, Illinois

  • Study site

    Cincinnati, Ohio

  • Study site

    Columbia, Missouri

  • Study site

    Dallas, Texas

  • Study site

    Denver, Colorado

  • Study site

    Downingtown, Pennsylvania

  • Study site

    Evergreen Park, Illinois

  • Study site

    Fleetwood, Pennsylvania

  • Study site

    Green Valley, Arizona

  • Study site

    Greenfield, Indiana

  • Study site

    Greensboro, North Carolina

  • Study site

    Gurnee, Illinois

  • Study site

    Hallandale, Florida

  • Study site

    Hawaiian Gardens, California

  • Study site

    Houston, Texas

  • Study site

    Irving, Texas

  • Study site

    Jupiter, Florida

  • Study site

    Kingsport, Tennessee

  • Study site

    Las Vegas, Nevada

  • Study site

    Lenoir, North Carolina

  • Study site

    Lexington, Kentucky

  • Study site

    Manassas, Virginia

  • Study site

    Margate City, New Jersey

  • Study site

    Miami, Florida

  • Study site

    Morehead City, North Carolina

  • Study site

    Nashville, Tennessee

  • Study site

    North Richland Hills, Texas

  • Study site

    Norwalk, California

  • Study site

    Oklahoma City, Oklahoma

  • Study site

    Omaha, Nebraska

  • Study site

    Orlando, Florida

  • Study site

    Paducah, Kentucky

  • Study site

    Paramount, California

  • Study site

    Pearland, Texas

  • Study site

    Pembroke Pines, Florida

  • Study site

    Providence, Rhode Island

  • Study site

    Rancho Cucamonga, California

  • Study site

    Reading, Pennsylvania

  • Study site

    Richmond, Virginia

  • Study site

    Roswell, Georgia

  • Study site

    Sacramento, California

  • Study site

    Salisbury, North Carolina

  • Study site

    Salt Lake City, Utah

  • Study site

    San Antonio, Texas

  • Study site

    San Diego, California

  • Study site

    St. Petersburg, Florida

  • Study site

    Tampa, Florida

  • Study site

    Tempe, Arizona

  • Study site

    Tucson, Arizona

  • Study site

    Tustin, California

  • Study site

    Virginia Beach, Virginia

  • Study site

    Wauwatosa, Wisconsin

  • Study site

    Wilmington, North Carolina

  • Study site

    Winston-Salem, North Carolina

  • Study site

    Winter Park, Florida

Other trials in United States

About this study

Official title: A Randomized, Double-Blind, Phase 3b Proof-of-Concept Study to Evaluate the Efficacy and Safety of TAK-491 Compared to Placebo When Used in Combination With Metformin in Subjects With Hypertension and Type 2 Diabetes

The purpose of this study was to evaluate the antihypertensive and antiglycemic effects, as well as the safety and tolerability of TAK-491 (azilsartan medoxomil), once daily (QD), in stage 1 hypertensive, type 2 diabetes mellitus (T2DM) participants whose glycemic control was inadequate on metformin alone.

Read the detailed description

The study included a Screening Period of up to 4 weeks, which coincided with a 2-week single-blind, placebo Run-in Period, a 24 week Treatment Period, and a 2-week Follow-up Period. The duration of the study was approximately 30 weeks. The planned number of participants (n=450) was not reached; actual enrollment consisted of 105 particpants. Due to low enrollment this study was terminated early by Takeda.

Being tested
Placebo, Azilsartan medoxomil
Keywords
Drug Therapy, Hypertension and Diabetes
Medical subject headings
Hypertension, Diabetes Mellitus

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • PlaceboDrug

  • Azilsartan medoxomilDrug

    Also called TAK-491

  • Azilsartan medoxomilDrug

    Also called TAK-491

Study groups in NCT01496430
Study groupRoleWhat they receive
Placebo QDPlacebo comparatorAzilsartan medoxomil placebo-matching tablets, orally, once daily for up to 24 weeks.
Receives: Drug: Placebo
Azilsartan Medoxomil 40 mg QDExperimentalAzilsartan medoxomil 40 mg, tablets, orally, once daily for up to 24 weeks.
Receives: Drug: Azilsartan medoxomil
Azilsartan Medoxomil 80 mg QDExperimentalAzilsartan medoxomil 80 mg, tablets, orally, once daily for up to 24 weeks.
Receives: Drug: Azilsartan medoxomil

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change From Baseline in Trough Sitting Clinic Systolic Blood Pressure

    The change in trough systolic blood pressure measured at week 8 relative to baseline. The trough is the average of the non-missing values of the 3 serial trough sitting systolic blood pressure measurements.

    Measured: Baseline and Week 8

Secondary outcomes (22)
  1. Change From Baseline in Glycosylated Hemoglobin (HbA1c)

    The change in the value of glycosylated hemoglobin (the concentration of glucose bound to hemoglobin as a percent of the absolute maximum that can be bound) collected at week 24 relative to baseline.

    Measured: Baseline and Week 24

  2. Change From Baseline in Trough Sitting Clinic Diastolic Blood Pressure

    The change in trough diastolic blood pressure measured at week 8 relative to baseline. The trough is the average of the non-missing values of the 3 serial trough sitting diastolic blood pressure measurements.

    Measured: Baseline and Week 8

  3. Change From Baseline in the 24-hour Mean Systolic Blood Pressure, as Measured by Ambulatory Blood Pressure Monitoring

    The change in 24-hour mean systolic blood pressure measured at week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. The 24-hour mean is the average of all measurements recorded for 24 hours after dosing.

    Measured: Baseline and Week 8

  4. Change From Baseline in the 24-hour Mean Diastolic Blood Pressure, as Measured by Ambulatory Blood Pressure Monitoring

    The change in 24-hour mean diastolic blood pressure measured at week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. The 24-hour mean is the average of all measurements recorded for 24 hours after dosing.

    Measured: Baseline and Week 8

  5. Change From Baseline in the Mean Daytime (6 AM to 10 PM) Systolic Blood Pressure, as Measured by Ambulatory Blood Pressure Monitoring

    The change in daytime (6am to 10pm) mean systolic blood pressure measured week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. Daytime mean is the average of all measurements recorded between the hours of 6 am and 10 pm.

    Measured: Baseline and Week 8

  6. Change From Baseline in the Mean Daytime (6 AM to 10 PM) Diastolic Blood Pressure, as Measured by Ambulatory Blood Pressure Monitoring

    The change in daytime (6am to 10pm) mean diastolic blood pressure measured at week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. Daytime mean is the average of all measurements recorded between the hours of 6 am and 10 pm.

    Measured: Baseline and Week 8

  7. Change From Baseline in the Mean Nighttime (12 AM to 6 AM) Systolic Blood Pressure, as Measured by Ambulatory Blood Pressure Monitoring

    The change in nighttime (12am to 6am) mean systolic blood pressure measured at week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. Nighttime mean is the average of all measurements recorded between the hours of 12 am and 6 am.

    Measured: Baseline and Week 8

  8. Change From Baseline in the Mean Nighttime (12 AM to 6 AM) Diastolic Blood Pressure, as Measured by Ambulatory Blood Pressure Monitoring

    The change in nighttime (12am to 6am) mean diastolic blood pressure measured at week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. Nighttime mean is the average of all measurements recorded between the hours of 12 am and 6 am.

    Measured: Baseline and Week 8

  9. Change From Baseline in the 12-hr Mean Systolic Blood Pressure Measured by Ambulatory Blood Pressure Monitoring

    The change in 12-hour mean systolic blood pressure measured at week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. The 12-hour mean is the average of all measurements recorded during the first 12 hours after dosing.

    Measured: Baseline and Week 8

  10. Change From Baseline in the 12-hr Mean Diastolic Blood Pressure Measured by Ambulatory Blood Pressure Monitoring

    The change in 12-hour mean systolic blood pressure measured at week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. The 12-hour mean is the average of all measurements recorded during the first 12 hours after dosing.

    Measured: Baseline and Week 8

  11. Change From Baseline in the Trough (22 to 24 Hours After Dosing) Systolic Blood Pressure as Measured by Ambulatory Blood Pressure Monitoring

    The change in trough systolic blood pressure measured at week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. The trough is the average of all measurements recorded from 22 to 24 hours after dosing.

    Measured: Baseline and Week 8

  12. Change From Baseline in the Trough (22 to 24 Hours After Dosing) Diastolic Blood Pressure as Measured by Ambulatory Blood Pressure Monitoring

    The change in trough diastolic blood pressure measured at week 8 relative to baseline. Ambulatory blood pressure monitoring measures blood pressure at regular intervals throughout the day and night. The trough is the average of all measurements recorded from 22 to 24 hours after dosing.

    Measured: Baseline and Week 8

  13. Percentage of Participants Requiring Rescue Glycemic Therapy

    Percentage of participants requiring rescue glycemic therapy during study.

    Measured: 24 Weeks

  14. Time to First Glycemic Rescue

    The time to the first instance of participants requiring glycemic rescue during study.

    Measured: 24 Weeks

  15. Change From Baseline in HbA1c

    The change in the value of glycosylated hemoglobin (the concentration of glucose bound to hemoglobin as a percent of the absolute maximum that can be bound) collected at each week indicated relative to baseline.

    Measured: Baseline and Weeks 2, 4, 6, 8, 12, 16 and 20

  16. Change From Baseline in Fasting Plasma Glucose

    The change between the fasting plasma glucose value collected at each week indicated relative to baseline.

    Measured: Baseline and Weeks 2, 4, 6, 8, 12, 16, 20, and 24

  17. Change From Baseline to Week 6 and Week 24 in 2h Glucose During Oral Glucose Tolerance Testing (OGTT)

    The change between the glucose value collected at weeks 6 and 24 relative to baseline. Oral glucose tolerance test measures glucose, insulin, C-peptide, insulin/glucose ratio, and glucagon through blood samples drawn at 0, 30, 60, and 120 minutes following consumption of a 75 g glucose beverage.

    Measured: Baseline and Weeks 6 and 24

  18. Change From Baseline to Week 6 and Week 24 in the Area Under the Plasma Concentration-time Curve (AUC) for Glucose During OGTT

    The change between the AUC for glucose at weeks 6 and 24 relative to baseline. AUC will be calculated based on measurements at 0, 30, 60 and 120 minutes. Oral glucose tolerance test measures glucose, insulin, C-peptide, insulin/glucose ratio, and glucagon through blood samples drawn at 0, 30, 60, and 120 minutes following consumption of a 75 g glucose beverage.

    Measured: Baseline and Weeks 6 and 24

  19. Change From Baseline to Week 6 and Week 24 in AUC for Insulin During OGTT

    The change between the AUC for insulin at weeks 6 and 24 relative to baseline. AUC will be calculated based on measurements at 0, 30, 60 and 120 minutes. Oral glucose tolerance test measures glucose, insulin, C-peptide, insulin/glucose ratio, and glucagon through blood samples drawn at 0, 30, 60, and 120 minutes following consumption of a 75 g glucose beverage.

    Measured: Baseline and Weeks 6 and 24

  20. Change From Baseline to Week 6 and Week 24 in AUC for C-peptide During OGTT

    The change between the AUC for C-peptide at weeks 6 and 24 relative to baseline. AUC will be calculated based on measurements at 0, 30, 60 and 120 minutes. Oral glucose tolerance test measures glucose, insulin, C-peptide, insulin/glucose ratio, and glucagon through blood samples drawn at 0, 30, 60, and 120 minutes following consumption of a 75 g glucose beverage.

    Measured: Baseline and Weeks 6 and 24

  21. Change From Baseline to Week 6 and Week 24 in AUC for Insulin/Glucose Ratio During OGTT

    The change between the AUC for insulin/glucose ratio at weeks 6 and 24 relative to baseline. AUC will be calculated based on measurements at 0, 30, 60 and 120 minutes. Oral glucose tolerance test measures glucose, insulin, C-peptide, insulin/glucose ratio, and glucagon through blood samples drawn at 0, 30, 60, and 120 minutes following consumption of a 75 g glucose beverage.

    Measured: Baseline and Weeks 6 and 24

  22. Change From Baseline to Week 6 and Week 24 in AUC for Glucagon During OGTT

    The change between the AUC for glucagon at weeks 6 and 24 relative to baseline. AUC will be calculated based on measurements at 0, 30, 60 and 120 minutes. Oral glucose tolerance test measures glucose, insulin, C-peptide, insulin/glucose ratio, and glucagon through blood samples drawn at 0, 30, 60, and 120 minutes following consumption of a 75 g glucose beverage.

    Measured: Baseline and Weeks 6 and 24

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted21 Dec 2011 (estimated)
  2. Study startJan 2012
  3. Primary completionMay 2013
  4. Study completionMay 2013

Why it stopped: Business Decision; No Safety Or Efficacy Concerns. (See below)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
105 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01496430
Sponsor's protocol ID
TAK-491_304
Other IDs
U1111-1125-1197
Status last verified
Apr 2015
First submitted
18 Dec 2011
Last updated
6 May 2015
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Azilsartan medoxomil in people with Hypertension and Diabetes, run by Takeda at 68 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 13 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 6 May 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 68 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 6 May 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change From Baseline in Trough Sitting Clinic Systolic Blood Pressure (time frame: Baseline and Week 8). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 6 May 2015.

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