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darusentan

Phase 3

Hypertension | Small molecule | Cardiovascular |Gilead Sciences, Inc.|Trials Updated: Aug 15, 2014

darusentan development status

Highest phase Phase 3
Registered trials 5 across 1 sponsor since May 2006

darusentan target and mechanism

Molecular targetEDNRA, EDNRB
Target classAntagonist
ModalitySmall molecule

Also known as CID 177236, LU-135252, HMR-4005

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials4
Total Enrollment1,241

FDA Designations

No designations recorded

darusentan clinical trials

darusentan · 4 trials · 3 indications

Phase 3 2Phase 2 2
NCT00389779DORADO-AC - Optimized Doses of Darusentan as Compared to an Active Control in Resistant HypertensionHypertension
COMPLETED849 Analytics
NCT00330369DORADO - Fixed Doses of Darusentan as Compared to Placebo in Resistant HypertensionHypertension
COMPLETED352 Analytics
PHASE3COMPLETED
DORADO-AC - Optimized Doses of Darusentan as Compared to an Active Control in Resistant Hypertension
HypertensionUnlock trial analytics
PHASE3COMPLETED
DORADO - Fixed Doses of Darusentan as Compared to Placebo in Resistant Hypertension
HypertensionUnlock trial analytics

Study Endpoints

Primary Endpoints

Change from baseline in trough sitting systolic and diastolic blood pressure measured by sphygmomanometry
Baseline to Week 14
Change During Darusentan Treatment in the Markovian Homogeneity Number, a Value That Quantitates Myocardial Perfusion Heterogeneity
0, 2, 4, and 6 weeks

Markovian homogeneity analysis characterizes an image produced by a PET scan by examining the probability that a pixel with a given intensity will have a neighbor with a different intensity. The homogeneity index ranges from \>0 to 1, where a value near 0 represents an image with a high probability that neighboring pixels have intensity values that differ greatly, and a value near 1 represents an image with a high probability that neighboring pixels have similar intensity values.

Co-primary efficacy measures are changes in trough sitting systolic BP from baseline through Weeks 8 and 10.

Secondary Endpoints

Percentage of subjects reaching systolic blood pressure goal after 14 weeks of treatment
Week 14
Change from baseline in mean 24-hour systolic and diastolic blood pressure measured by ambulatory blood pressure monitoring (ABPM)
Baseline to Week 14
Change from baseline in estimated glomerular filtration rate (eGFR)
Baseline to Week 14
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
DarusentanEXPERIMENTALPlacebo to match darusentan for 2-week placebo run-in period, followed by darusentan capsules titrated to an optimal dose of 50 mg, 100 mg, or 300 mg administered orally once daily for 14 weeks
GuanfacineACTIVE_COMPARATORPlacebo to match darusentan for 2-week placebo run-in period, followed by guanfacine 1 mg capsules administered orally once daily for 14 weeks
Darusentan PlaceboPLACEBO_COMPARATORPlacebo to match darusentan for 2-week placebo run-in period, followed by placebo to match darusentan administered orally once daily for 14 weeks
Darusentan 50 mgEXPERIMENTALPlacebo to match darusentan for 2-week placebo run-in period, followed by darusentan 50 mg administered orally once daily for 14 weeks
Darusentan 100 mgEXPERIMENTALPlacebo to match darusentan for 2-week placebo run-in period, followed by darusentan 100 mg administered orally once daily for 14 weeks
Darusentan 300 mgEXPERIMENTALPlacebo to match darusentan for 2-week placebo run-in period, followed by darusentan 300 mg administered orally once daily for 14 weeks
Group 1ACTIVE_COMPARATORGroup 1 will receive oral darusentan 100mg for 2 weeks during Phase 1 then placebo for 2 weeks during Phase 2.
Group 2ACTIVE_COMPARATORGroup 2 will receive placebo for 2 weeks during Phase 1 then oral darusentan 100 mg for two weeks during Phase 2

Interventions

NameTypeDescription
DarusentanDRUGDarusentan capsules administered orally once daily
GuanfacineDRUGGuanfacine capsules administered orally once daily
Darusentan PlaceboDRUGPlacebo to match darusentan administered orally once daily
darusentan 100 mgDRUGAll subjects will receive oral darusentan 100 mg for a total of 2 weeks and placebo for 2 weeks.
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Eligibility Criteria

Age Range35 Years to 80 Years
SexALL
Healthy VolunteersNo
Study Sites147

SELECTED INCLUSION CRITERIA: 1. Subjects who are competent to provide written consent; 2. Aged 35 to 80 years; 3. Subjects with diabetes and/or chronic kidney disease must have an average sitting systolic blood pressure greater than or equal to 130 mmHg; 4. All other subjects must have an average s...

Countries:United StatesArgentinaAustraliaBelgiumBrazilDenmarkFranceGermanyNew ZealandSpainCanadaItalySwedenUnited Kingdom
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Frequently asked questions about darusentan

What is darusentan?

Darusentan is an investigational small molecule developed by Gilead Sciences, Inc. (ticker GILD) for cardiovascular conditions. It has been studied in coronary artery disease and hypertension, including resistant hypertension. Darusentan is not approved and remains in clinical development, with Phase 2 listed as its current stage.

What is darusentan used for in hypertension?

Darusentan has been studied for hypertension, particularly resistant hypertension in patients receiving multiple blood pressure lowering drugs. Trials such as DORADO and DORADO-AC evaluated it in this setting. It is investigational and has not been approved for any use.

What does darusentan target?

Darusentan targets the endothelin receptors EDNRA and EDNRB as an antagonist. By blocking these receptors, it inhibits endothelin-mediated signaling, which is relevant to vascular tone and blood pressure regulation. This mechanism underlies its study in hypertension and coronary artery disease.

Who makes darusentan?

Darusentan is developed by Gilead Sciences, Inc., which trades under the ticker GILD. The company sponsored the clinical trials evaluating darusentan in hypertension and coronary artery disease.

What phase is darusentan in?

Darusentan is in Phase 2 development according to its current stage. It is investigational and has not been approved by the FDA. Completed trials include Phase 2 and Phase 3 studies, but no active trials are ongoing.

What clinical trials is darusentan in?

Darusentan has been evaluated in completed trials including NCT00738049 (Phase 2, coronary artery disease and endothelial dysfunction), NCT00389779 (Phase 3, resistant hypertension), NCT00364026 (Phase 2, resistant systolic hypertension), and NCT00330369 (Phase 3, resistant hypertension). All trials are completed and no active trials are listed.