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TAK-491

Phase 4FDA approved

Undisclosed | Small molecule | Other |Takeda Pharmaceutical Company Limited|Trials Updated: Feb 5, 2020

TAK-491 development status

FDA approval on record Jul 12, 2000 as Norvasc
Approval holderViatris
ApplicationNDA019787
Highest phase Phase 4 (NCT02517866)
Phase scored for TAKPhase 1
Registered trials 18 across 3 sponsors since Aug 2006

Label indication Amlodipine besylate is a calcium channel blocker and may be used alone or in combination with other antihypertensive and antianginal agents for the treatment of: • Hypertension ( 1.1 ) o Amlodipine besylate tablets are indicated for the treatment of hypertension, to lower blood pressure.

TAK-491 target and mechanism

ModalitySmall molecule

Also known as Azilsartan medoxomil, Edarbi, TAK-491CLD, Azilsartan medoxomil (TAK-491), chlorthalidone, Norvasc

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials20
Total Enrollment14,478

FDA Designations

No designations recorded

TAK-491 clinical trials

TAK-491 · 20 trials · 4 indications

Phase 3 18Phase 2 1Phase 1 1
NCT02480764Azilsartan Medoxomil (TAK-491) Compared to Valsartan in Chinese Participants With HypertensionEssential Hypertension
COMPLETED612 Analytics
NCT02203916Azilsartan Medoxomil (TAK-491) Compared to Placebo in Korean Adults With HypertensionHypertension
COMPLETED328 Analytics
NCT01456169A Study to Evaluate the Effectiveness and Safety of a Fixed Dose Combination of Azilsartan Medoxomil and Chlorthalidone in Patients With High Blood Pressure Who do Not Achieve Target Blood Pressure Following Treatment With Azilsartan Medoxomil AloneEssential Hypertension
COMPLETED507 Analytics
NCT01309828Long-Term Safety of Azilsartan Medoxomil and Chlorthalidone Compared to Olmesartan Medoxomil and Hydrochlorothiazide in Participants With Hypertension and Kidney DiseaseSafety
COMPLETED153 Analytics
NCT01033071Efficacy and Safety of Azilsartan Medoxomil and Chlorthalidone Compared to Olmesartan Medoxomil and Hydrochlorothiazide in Participants With Moderate to Severe Hypertension.Essential Hypertension
COMPLETED1,071 Analytics
NCT00996281Safety and Tolerability of Azilsartan Medoxomil Plus Chlorthalidone Compared to Olmesartan Medoxomil Plus Hydrochlorothiazide in Participants With Essential HypertensionEssential Hypertension
COMPLETED837 Analytics
NCT00846365Efficacy and Safety of Azilsartan Medoxomil Plus Chlorthalidone in Participants With Moderate to Severe HypertensionEssential Hypertension
COMPLETED1,085 Analytics
NCT00818883Efficacy and Safety of Azilsartan Medoxomil and Chlorthalidone in Participants With Moderate to Severe HypertensionEssential Hypertension
COMPLETED609 Analytics
NCT00847626Efficacy and Safety of Azilsartan Medoxomil Combined With Chlorthalidone in Participants With Moderate to Severe HypertensionHypertension
COMPLETED1,711 Analytics
NCT00696436An Efficacy and Safety Study of Azilsartan Medoxomil Compared to Valsartan and Olmesartan in Participants With Essential Hypertension.Hypertension
COMPLETED1,291 Analytics
PHASE3COMPLETED
Azilsartan Medoxomil (TAK-491) Compared to Valsartan in Chinese Participants With Hypertension
Essential HypertensionUnlock trial analytics
PHASE3COMPLETED
Azilsartan Medoxomil (TAK-491) Compared to Placebo in Korean Adults With Hypertension
HypertensionUnlock trial analytics
PHASE3COMPLETED
A Study to Evaluate the Effectiveness and Safety of a Fixed Dose Combination of Azilsartan Medoxomil and Chlorthalidone in Patients With High Blood Pressure Who do Not Achieve Target Blood Pressure Following Treatment With Azilsartan Medoxomil Alone
Essential HypertensionUnlock trial analytics
PHASE3COMPLETED
Long-Term Safety of Azilsartan Medoxomil and Chlorthalidone Compared to Olmesartan Medoxomil and Hydrochlorothiazide in Participants With Hypertension and Kidney Disease
SafetyUnlock trial analytics
PHASE3COMPLETED
Efficacy and Safety of Azilsartan Medoxomil and Chlorthalidone Compared to Olmesartan Medoxomil and Hydrochlorothiazide in Participants With Moderate to Severe Hypertension.
Essential HypertensionUnlock trial analytics
PHASE3COMPLETED
Safety and Tolerability of Azilsartan Medoxomil Plus Chlorthalidone Compared to Olmesartan Medoxomil Plus Hydrochlorothiazide in Participants With Essential Hypertension
Essential HypertensionUnlock trial analytics
PHASE3COMPLETED
Efficacy and Safety of Azilsartan Medoxomil Plus Chlorthalidone in Participants With Moderate to Severe Hypertension
Essential HypertensionUnlock trial analytics
PHASE3COMPLETED
Efficacy and Safety of Azilsartan Medoxomil and Chlorthalidone in Participants With Moderate to Severe Hypertension
Essential HypertensionUnlock trial analytics
PHASE3COMPLETED
Efficacy and Safety of Azilsartan Medoxomil Combined With Chlorthalidone in Participants With Moderate to Severe Hypertension
HypertensionUnlock trial analytics
PHASE3COMPLETED
An Efficacy and Safety Study of Azilsartan Medoxomil Compared to Valsartan and Olmesartan in Participants With Essential Hypertension.
HypertensionUnlock trial analytics

Study Endpoints

Primary Endpoints

Change From Baseline in Trough Sitting Clinic Systolic Blood Pressure (SBP)
Baseline and Week 8

The change in trough clinic sitting SBP measured at Week 8 relative to baseline. The trough is the average of the non-missing values of 3 serial trough sitting SBP measurements. Blood pressure was measured using a validated, automated device after the participant had been sitting for at least 5 minutes. Week 8 blood pressure was measured approximately 24 hours after the previous day's dose.

Change From Baseline to Week 6 in Trough Clinic Sitting Systolic Blood Pressure (SBP)
Baseline and Week 6

The change in trough clinic sitting systolic blood pressure measured at week 6 relative to baseline. The trough is the average of the non-missing values of 3 serial trough sitting systolic blood pressure measurements. Blood pressure was measured using a validated, automated device after the participant had been sitting for at least 5 minutes. Week 6 blood pressure was measured approximately 24 hours after the previous day's dose. An analysis of covariance (ANCOVA) model, with treatment group as a fixed effect and Baseline sitting clinic systolic blood pressure as a covariate was used for analysis.

Change From Baseline to Week 8 in Trough, Sitting, Clinic Systolic Blood Pressure
Baseline (of the double-blind treatment period) and Week 8

The change between trough systolic blood pressure measured at final visit or Week 8 relative to baseline. Systolic blood pressure is the arithmetic mean of the 3 trough sitting systolic blood pressure measurements.

Number of Participants With at Least 1 Adverse Event (AE)
From the first dose of open-label study drug until 14 days (or 30 days for a serious adverse event) after the last dose of open- label study drug (up to 56 weeks).

An AE is any untoward medical occurrence in a clinical investigation participant administered a drug; it does not necessarily have a causal relationship with this treatment. A serious AE is defined as any untoward medical occurrence that resulted in death, was life threatening, required or prolonged inpatient hospitalization, resulted in persistent or significant disability or incapacity, led to a congenital anomaly/birth defect or was an important medical event that may have required intervention to prevent any of items above.

Change From Baseline in Trough, Sitting, Clinic Systolic Blood Pressure.
Baseline and Week 12.

The change in sitting trough clinic systolic blood pressure measured at week 12 or final visit relative to baseline. Trough blood pressure is the average of the non-missing values of the 3 serial trough sitting systolic blood pressure measurements.

Percentage of Participants With at Least 1 Adverse Event
From Week 0 (Day 1) to Week 52.

An adverse event is defined as any untoward medical occurrence in a clinical investigation participant administered a pharmaceutical product without regard to causality.

Change From Baseline to Week 8 in Trough, Sitting, Clinic Systolic Blood Pressure.
Baseline and Week 8.

The change in trough systolic blood pressure measured at week 8 or final visit relative to baseline. Systolic blood pressure is the average of the 3 serial trough sitting systolic blood pressure measurements.

Change From Baseline in Trough, Sitting, Clinic Systolic Blood Pressure
Baseline, Week 6 and Week 10.

The change in sitting trough clinic systolic blood pressure measured at each week indicated including final visit relative to baseline. Systolic blood pressure is the average of the 3 serial trough sitting systolic blood pressure measurements.

Change From Baseline to Week 8 in Trough, Systolic Blood Pressure as Measured by Ambulatory Blood Pressure Monitoring (Pooled Analysis)
Baseline and Week 8.

The change in trough systolic blood pressure measured at final visit or 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.

Change From Baseline to Week 8 in Trough, Systolic Blood Pressure as Measured by Ambulatory Blood Pressure Monitoring (Pairwise Analysis)
Baseline and Week 8.

The change in trough systolic blood pressure measured at final visit or 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.

Change From Baseline in the 24-hour Mean Systolic Blood Pressure Measured by Ambulatory Blood Pressure Monitoring.
Baseline and Week 6.

The change in 24-hour mean systolic blood pressure measured at week 6 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.

Change From Baseline in Mean Trough Clinic Sitting Systolic Blood Pressure.
Baseline and Week 24.

The change in mean trough clinic sitting systolic blood pressure measured at final visit or week 24 relative to baseline. Systolic blood pressure is the arithmetic mean of the 3 trough sitting systolic blood pressure measurements.

Change From Baseline in 24-hour Mean Systolic Blood Pressure Measured by Ambulatory Blood Pressure Monitoring.
Baseline and Week 24.

The change in 24-hour mean systolic blood pressure measured at week 24 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.

Number of Participants Reporting One or More Treatment-emergent Adverse Events From Day 1 Through End of the Study - Cohort 1.
56 weeks.

Treatment-emergent adverse events are defined as any unfavorable and unintended sign, symptom or disease temporally associated with the use of a medicinal product reported from first dose of study drug through 14 days after the last dose of study drug, or if a serious adverse event, within 30 days after the last dose of study drug.

Number of Participants Reporting One or More Treatment-emergent Adverse Events From Day 1 Through End of the Study - Cohort 2.
56 weeks.

Treatment-emergent adverse events are defined as any unfavorable and unintended sign, symptom or disease temporally associated with the use of a medicinal product reported from first dose of study drug through 14 days after the last dose of study drug, or if a serious adverse event, within 30 days after the last dose of study drug.

Change From Double-blind Baseline (Week 26) in Sitting Clinic Diastolic Blood Pressure to Week 32
Double-blind Baseline (Week 26) and Week 32.

The change in sitting clinic diastolic blood pressure measured at final visit or week 32 from Double-blind Baseline/Week 26. Diastolic blood pressure is the arithmetic mean of the 3 trough sitting diastolic blood pressure measurements. Each participant's blood pressure at the Final Visit/Week 26 of the open-label phase represented their Baseline blood pressure for the double-blind reversal phase.

Change From Baseline in Sitting Clinic Diastolic Blood Pressure.
Baseline and Week 8.

The change in sitting clinic diastolic blood pressure measured at final visit or week 8 relative to baseline. Diastolic blood pressure is the arithmetic mean of the 3 trough sitting diastolic blood pressure measurements.

Cmax: Maximum Observed Plasma Concentration for TAK-536 (the Active Moiety Derived From TAK-491) on Day 1
Day 1 pre-dose and at multiple time points (up to 72 hours) post-dose
Cmax: Maximum Observed Plasma Concentration for TAK-536 (the Active Moiety Derived From TAK-491) on Day 10
Day 10 pre-dose and at multiple time points (up to 24 hours) post-dose
Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) for TAK-536 (the Active Moiety Derived From TAK-491) on Day 1
Day 1 pre-dose and at multiple time points (up to 72 hours) post-dose
Tmax: Time to Reach the Maximum Plasma Concentration (Cmax) for TAK-536 (the Active Moiety Derived From TAK-491) on Day 10
Day 10 pre-dose and at multiple time points (up to 24 hours) post-dose
AUC∞: Area Under the Plasma Concentration-time Curve From Time 0 to Infinity for TAK-536 (the Active Moiety Derived From TAK-491) on Day 1
Day 1 pre-dose and at multiple time points (up to 72 hours) post-dose
AUC(0-24): Area Under the Plasma Concentration-time Curve From Time 0 to 24 Hours Post-dose for TAK-536 (the Active Moiety Derived From TAK-491) on Day 10
Day 10 pre-dose and at multiple time points (up to 24 hours) post-dose
Terminal Phase Elimination Half-life (T1/2) for TAK-536 (the Active Moiety Derived From TAK-491) on Day 1
Day 1 pre-dose and at multiple time points (up to 72 hours) post-dose

Secondary Endpoints

Change From Baseline in Trough Sitting Clinic Diastolic Blood Pressure (DBP)
Baseline and Week 8
Percentage of Participants Who Achieved a Clinic SBP Response at Week 8
Week 8
Percentage of Participants Who Achieved a Clinic DBP Response at Week 8
Week 8
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Azilsartan medoxomil 40 mgEXPERIMENTALRun-in Period: azilsartan medoxomil 40 mg placebo-matching tablets, azilsartan medoxomil 80 mg placebo-matching tablets, and valsartan two 80 mg placebo-matching capsules, orally, once daily, for 2 weeks prior to the start of the treatment period. Treatment Period: azilsartan medoxomil 40 mg tablets, orally, once daily, azilsartan medoxomil 80 mg placebo-matching tablets, orally, once daily, and valsartan two 80 mg placebo-matching capsules, orally, once daily, for up to 8 weeks.
Azilsartan medoxomil 80 mgEXPERIMENTALRun-in Period: azilsartan medoxomil 40 mg placebo-matching tablets, azilsartan medoxomil 80 mg placebo-matching tablets, and valsartan two 80 mg placebo-matching capsules, orally, once daily, for 2 weeks prior to the start of the treatment period. Treatment Period: azilsartan medoxomil 80 mg tablets, orally, once daily, azilsartan medoxomil 40 mg placebo-matching tablets, orally, once daily, and valsartan two 80 mg placebo-matching capsules, orally, once daily, for up to 8 weeks.
Valsartan 160 mgACTIVE_COMPARATORRun-in Period: azilsartan medoxomil 40 mg placebo-matching tablets, azilsartan medoxomil 80 mg placebo-matching tablets, and valsartan two 80 mg placebo-matching capsules, orally, once daily, for 2 weeks prior to the start of the treatment period. Treatment Period: valsartan two 80 mg capsules, orally, once daily, azilsartan medoxomil 40 mg placebo-matching tablets, orally, once daily, and azilsartan medoxomil 80 mg placebo-matching tablets, orally, once daily, for up to 8 weeks.
PlaceboPLACEBO_COMPARATORAzilsartan medoxomil placebo-matching tablets, orally, once daily for 6 weeks.
Azilsartan medoxomil + chlorthalidone 40/12.5 mgEXPERIMENTALAzilsartan 40 mg and chlorthalidone 12.5 mg combination tablets, orally, once daily for up to 8 weeks.
Azilsartan medoxomil + chlorthalidone 40/25 mgEXPERIMENTALAzilsartan medoxomil 40 mg and chlorthalidone 25 mg combination tablets, orally, once daily for up to 8 weeks.
Azilsartan Medoxomil + ChlorthalidoneEXPERIMENTALUnited States and Europe: Azilsartan medoxomil 20 mg plus chlorthalidone 12.5 mg fixed dose combination tablets, titrated up to azilsartan medoxomil 40 mg plus chlorthalidone 25 mg orally, once daily for up to 52 weeks.
Olmesartan Medoxomil + HydrochlorothiazideACTIVE_COMPARATORUnited States: Olmesartan medoxomil 20 mg plus hydrochlorothiazide 12.5 mg fixed dose combination tablets, titrated up to olmesartan medoxomil 40 mg plus hydrochlorothiazide 25 mg orally, once daily for up to 52 weeks. Europe: Olmesartan medoxomil 20 mg plus hydrochlorothiazide 12.5 mg fixed dose combination tablets, titrated up to olmesartan medoxomil 20 mg plus hydrochlorothiazide 25 mg orally, once daily for up to 52 weeks.
Azilsartan Medoxomil 20-40mg/Chlorthalidone 12.5-25mg QDEXPERIMENTAL -
Azilsartan Medoxomil 40-80mg/Chlorthalidone 12.5-25mg QDEXPERIMENTAL -
Olmesartan Medoxomil 20-40mg/Hydrochlorothiazide 12.5-25mg QDACTIVE_COMPARATOR -
Azilsartan Medoxomil and ChlorthalidoneEXPERIMENTALAzilsartan medoxomil 40 mg and chlorthalidone 12.5 mg combination tablet, orally, once daily for up to 52 weeks. For participants who did not achieve target blood pressure by Week 4, titration to a maximum dose of azilsartan medoxomil 80 mg and chlorthalidone 25 mg.
Olmesartan Medoxomil and Hydrochlorothiazide QDACTIVE_COMPARATORParticipants in the United States: Olmesartan medoxomil 20 mg and hydrochlorothiazide 12.5 mg combination tablet, orally, once daily for up to 52 weeks. For participants who did not achieve target blood pressure by Week 4, titration to a maximum dose of Olmesartan medoxomil 40 mg and hydrochlorothiazide 25 mg. Participants in Europe: Olmesartan medoxomil 20 mg and hydrochlorothiazide 12.5 mg combination tablet, orally, once daily for up to 52 weeks. For participants who did not achieve target blood pressure by Week 4, titration to a maximum dose of Olmesartan medoxomil 20 mg and hydrochlorothiazide 25 mg.
Azilsartan Medoxomil 20-40mg plus Chlorthalidone 12.5-25 mg QDEXPERIMENTAL(dependant on blood pressure)
Azilsartan Medoxomil 40-80mg plus Chlorthalidone 12.5-25 mg QDEXPERIMENTAL(dependant on blood pressure)
Azilsartan Medoxomil 40 mg/Chlorthalidone 12.5 mg QDEXPERIMENTAL -
Azilsartan Medoxomil 40 mg + Hydrochlorothiazide 12.5 mg QDEXPERIMENTAL -
Azilsartan medoxomil 20 mg/chlorthalidone 12.5 mg QDEXPERIMENTAL -
Azilsartan medoxomil 20 mg/chlorthalidone 25 mg QDEXPERIMENTAL -
Azilsartan medoxomil 40 mg/chlorthalidone 25 mg QDEXPERIMENTAL -
Azilsartan medoxomil 80 mg/chlorthalidone 12.5 mg QDEXPERIMENTAL -
Azilsartan medoxomil 80 mg/chlorthalidone 25 mg QDEXPERIMENTAL -
Chlorthalidone 12.5 mg QDACTIVE_COMPARATOR -
Chlorthalidone 25 mg QDACTIVE_COMPARATOR -
Azilsartan medoxomil 20 mg QDEXPERIMENTAL -
Azilsartan medoxomil 40 mg QDEXPERIMENTAL -
Azilsartan medoxomil 80 mg QDEXPERIMENTAL -
Valsartan 320 mg QDACTIVE_COMPARATOR -
Olmesartan 40 mg QDACTIVE_COMPARATOR -
Placebo QDPLACEBO_COMPARATOR -
Ramipril 10 mg QDACTIVE_COMPARATOR -
Azilsartan Medoxomil 40 mg QD and Amlodipine 5 mg QDEXPERIMENTAL -
Azilsartan Medoxomil 80 mg QD and Amlodipine 5 mg QDEXPERIMENTAL -
Amlodipine 5 mg QDACTIVE_COMPARATOR -
Azilsartan Medoxomil 40 mg QD and Chlorthalidone 25 mg QDEXPERIMENTAL -
Azilsartan Medoxomil 80 mg QD and Chlorthalidone 25 mg QDEXPERIMENTAL -
Azilsartan MedoxomilEXPERIMENTAL -
Azilsartan Medoxomil QD-Open Label Phase (Baseline - Week 26)EXPERIMENTAL -
Azilsartan Medoxomil QD - Double-Blind Phase (Week 26-32)EXPERIMENTAL -
Placebo QD - Double-Blind Phase (Week 26- 32)PLACEBO_COMPARATOR -
Azilsartan Medoxomil 5 mg QDEXPERIMENTAL -
Azilsartan Medoxomil 10 mg QDEXPERIMENTAL -
Olmesartan 20 mg QDACTIVE_COMPARATOR -
TAK-491 40 mg (Open Label)EXPERIMENTALTAK-491 40 milligram (mg), tablet, orally, once daily on Day 1 and Days 4 to 10 as an open-label treatment.
TAK-491 80 mg (Open-label)EXPERIMENTALTAK-491 80 mg, tablet, orally, once daily on Day 1 and Days 4 to 10 as an open-label treatment.
TAK-491 40 mg (Double-blind)EXPERIMENTALTAK-491 40 mg, tablet, orally, once daily and TAK-491 80 mg placebo-matching tablet, orally, once daily on Day 1 and Days 4 to 10 in double-blind manner.
TAK-491 80 mg (Double-blind)EXPERIMENTALTAK-491 80 mg, tablet, orally, once daily and TAK-491 40 mg placebo-matching tablet, orally, once daily on Day 1 and Days 4 to 10 in double-blind manner.

Interventions

NameTypeDescription
Azilsartan medoxomilDRUGAzilsartan medoxomil tablets
ValsartanDRUGValsartan 80 mg capsules
Azilsartan medoxomil PlaceboDRUGAzilsartan medoxomil placebo-matching tablets
Valsartan PlaceboDRUGValsartan placebo-matching capsules
Azilsartan medoxomil/placeboDRUGAzilsartan medoxomil and placebo to chlorthalidone combination tablets
Azilsartan medoxomil - chlorthalidoneDRUGAzilsartan medoxomil and chlorthalidone fixed dose combination tablets
Azilsartan medoxomil and chlorthalidoneDRUGFixed-dose combination tablets.
Olmesartan medoxomil and hydrochlorothiazideDRUGFixed-dose combination tablets.
Olmesartan medoxomil-hydrochlorothiazideDRUGOlmesartan medoxomil 20 mg/hydrochlorothiazide 12.5 mg, tablets, orally, and Azilsartan medoxomil and chlorthalidone placebo-matching tablets, orally, once daily for 8 weeks. If participant does not achieve target blood pressure at Week 4, then the dosage will be increased to olmesartan medoxomil 40 mg/hydrochlorothiazide 25 mg, tablets, orally, once daily for the remaining 4 weeks.
Azilsartan medoxomil and hydrochlorothiazideDRUGAzilsartan medoxomil 40 mg, tablets, orally, once daily and hydrochlorothiazide 12.5 mg, tablets, orally, once daily for up to 10 weeks. For participants who do not achieve target blood pressure by Week 6, the dose of hydrochlorothiazide will be increased for the remaining 4 weeks of treatment.
ChlorthalidoneDRUGAzilsartan medoxomil placebo and chlorthalidone 12.5 mg combination tablets, orally, once daily for up to 8 weeks
OlmesartanDRUGOlmesartan 20 mg, tablets and matching placebo comparator, orally, once daily for two weeks. Increased to Olmesartan 40 mg, tablets and matching placebo comparator, orally, once daily for up to four weeks.
PlaceboDRUGMatching placebo, orally, once daily for up to six weeks.
RamiprilDRUGRamipril 2.5 mg, tablets, orally, once daily for two weeks; then increased to 10 mg, tablets, orally, once daily for up to 22 weeks.
Azilsartan Medoxomil and amlodipineDRUGAzilsartan Medoxomil 40 mg, tablets, orally, once daily and amlodipine 5 mg, tablets, orally, once daily for up to 6 weeks.
AmlodipineDRUGAzilsartan medoxomil placebo-matching tablets, orally, once daily and amlodipine 5 mg, tablets, orally, once daily for up to 6 weeks.
Azilsartan medoxomil with or without add-on chlorthalidoneDRUGAzilsartan medoxomil 40 mg, tablets, orally, once daily for four weeks; increased to azilsartan medoxomil 80 mg, tablets, orally, once daily for remainder of 56-week treatment period, if tolerated. Additional antihypertensive medications added, beginning with chlorthalidone 25 mg, once-daily, if target blood pressure not achieved.
Azilsartan medoxomil with or without add-on hydrochlorothiazideDRUGAzilsartan medoxomil 40 mg, tablets, orally, once daily for four weeks; increased to azilsartan medoxomil 80 mg, tablets, orally, once daily for remainder of 56-week treatment period, if tolerated. Additional antihypertensive medications added, beginning with hydrochlorothiazide 12.5 to 25 mg, once-daily, if target blood pressure not achieved.
Azilsartan medoxomil and olmesartanDRUGAzilsartan medoxomil 20 mg, tablets, azilsartan medoxomil 40 mg placebo-matching tablets, azilsartan medoxomil 80 mg placebo-matching tablets and olmesartan 40 mg placebo-matching tablets, orally, for up to 6 weeks.
Azilsartan medoxomil, with or without chlorthalidone and other non-angiotensin II receptor blocker antihypertensive medications.DRUGAzilsartan medoxomil at the final dose received during the open-label phase: (20 mg, 40 mg or 80 mg), tablets, orally, once daily with or without chlorthalidone 25 mg, tablets, orally once daily and other non-ARB antihypertensive medications (if currently taking), for 6 weeks/Week 32.
TAK-491DRUGTAK-491 tablets
TAK-491 placeboDRUGTAK-491 placebo-matching tablets
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites30

Inclusion Criteria: 1. Is treated with antihypertensive therapy and has a post-washout mean sitting clinic systolic blood pressure (SBP) ≥150 and ≤180 mm Hg on Day 1; or the participant has not received antihypertensive treatment within 28 days prior to Screening and has a mean sitting clinic SBP ≥...

Countries:ChinaSouth KoreaBulgariaEstoniaFranceGermanyHungaryItalyLithuaniaNetherlandsPolandSerbiaSlovakiaSpainSwedenUnited KingdomLatviaUkraineUnited StatesCanadaAustriaChileMexicoRussiaPeruArgentinaBrazilPuerto RicoFinland
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Frequently asked questions about TAK-491

What is TAK-491?

TAK-491 is an investigational small molecule developed by Takeda Pharmaceutical Company Limited. It has been studied in a Phase 1 clinical trial in healthy Chinese participants. The specific therapeutic indication for TAK-491 has not been disclosed.

Who is developing TAK-491?

TAK-491 is being developed by Takeda Pharmaceutical Company Limited, which trades under the ticker TAK. Takeda is the sponsor of the clinical program for this asset.

What phase is TAK-491 in?

TAK-491 is in Phase 1 clinical development. It is an investigational drug and has not been approved by the FDA or any other regulatory agency for any indication.

What clinical trials is TAK-491 in?

TAK-491 has been evaluated in one completed Phase 1 trial, NCT02541669, titled A Single- and Multiple-Dose Study of the Pharmacokinetics of TAK-491 in Healthy Chinese Participants. The trial enrolled 64 healthy volunteers in China and was randomized, double-blind, and placebo-controlled.

Is TAK-491 approved by the FDA?

No, TAK-491 is not approved by the FDA. It remains an investigational drug in Phase 1 clinical development, with only one completed Phase 1 trial to date.