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Last Updated: April 3, 2025

CLINICAL TRIALS PROFILE FOR AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL


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All Clinical Trials for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL

Trial IDTitleStatusSponsorPhaseStart DateSummary
NCT00923091 ↗ Parallel-Group Comparison of Olmesartan (OLM), Amlodipine (AML) and Hydrochlorothiazid (HCTZ) in Hypertension Completed Daiichi Sankyo Inc. Phase 3 2009-06-01 This study is to determine the change in blood pressure from the administration of Olmesartan/Amlodipine/Hydrochlorothiazide triple combinations compared to dual combinations with Olmesartan/Amlodipine.
NCT00923091 ↗ Parallel-Group Comparison of Olmesartan (OLM), Amlodipine (AML) and Hydrochlorothiazid (HCTZ) in Hypertension Completed Daiichi Sankyo, Inc. Phase 3 2009-06-01 This study is to determine the change in blood pressure from the administration of Olmesartan/Amlodipine/Hydrochlorothiazide triple combinations compared to dual combinations with Olmesartan/Amlodipine.
NCT00649389 ↗ Safety and Efficacy Study of a Triple Combination Therapy in Subjects With Hypertension Completed Daiichi Sankyo Inc. Phase 3 2008-05-01 To determine the effectiveness of four different strength combinations of three approved anti-hypertension therapies (olmesartan medoxomil, amlodipine, and hydrochlorothiazide) for lowering blood pressure.
NCT00649389 ↗ Safety and Efficacy Study of a Triple Combination Therapy in Subjects With Hypertension Completed Daiichi Sankyo, Inc. Phase 3 2008-05-01 To determine the effectiveness of four different strength combinations of three approved anti-hypertension therapies (olmesartan medoxomil, amlodipine, and hydrochlorothiazide) for lowering blood pressure.
NCT00890591 ↗ Efficacy and Safety of Olmesartan Medoxomil in Stage 1 and 2 Essential Hypertension Completed Daiichi Sankyo Inc. Phase 4 2006-08-01 In patients naive to treatment or after a 2-week washout period for patients whose treatment was ineffective, the use of olmesartan was assessed in a 4-phase treatment scheme: monotherapy, addition of hydrochlorothiazide (2 phases), addition of amlodipine.
NCT00890591 ↗ Efficacy and Safety of Olmesartan Medoxomil in Stage 1 and 2 Essential Hypertension Completed Daiichi Sankyo, Inc. Phase 4 2006-08-01 In patients naive to treatment or after a 2-week washout period for patients whose treatment was ineffective, the use of olmesartan was assessed in a 4-phase treatment scheme: monotherapy, addition of hydrochlorothiazide (2 phases), addition of amlodipine.
NCT00311155 ↗ Olmesartan and an add-on Treatment in Patients With Mild to Moderate Hypertension Completed Sankyo Pharma Gmbh Phase 4 2006-03-01 This study is to assess the safety and efficacy of an add-on treatment algorithm with olmesartan, hydrochlorothiazide and amlodipine in patients with mild to moderate hypertension.
>Trial ID>Title>Status>Phase>Start Date>Summary
Showing 1 to 7 of 7 entries

Clinical Trial Conditions for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL

Condition Name

31000.511.522.53Essential HypertensionHypertension[disabled in preview]
Condition Name for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL
Intervention Trials
Essential Hypertension 3
Hypertension 1
[disabled in preview] 0
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Condition MeSH

43000.511.522.533.54HypertensionEssential Hypertension[disabled in preview]
Condition MeSH for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL
Intervention Trials
Hypertension 4
Essential Hypertension 3
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Clinical Trial Locations for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL

Trials by Country

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Trials by Country for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL
Location Trials
United States 40
Belgium 2
Italy 2
Germany 2
Netherlands 2
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Trials by US State

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Trials by US State for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL
Location Trials
Louisiana 1
Kentucky 1
Kansas 1
Indiana 1
Illinois 1
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Clinical Trial Progress for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL

Clinical Trial Phase

50.0%50.0%0-0.200.20.40.60.811.21.41.61.822.2Phase 4Phase 3[disabled in preview]
Clinical Trial Phase for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL
Clinical Trial Phase Trials
Phase 4 2
Phase 3 2
[disabled in preview] 0
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Clinical Trial Status

100.0%000.511.522.533.54Completed[disabled in preview]
Clinical Trial Status for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL
Clinical Trial Phase Trials
Completed 4
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Clinical Trial Sponsors for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL

Sponsor Name

trials0112233Daiichi Sankyo Inc.Daiichi Sankyo, Inc.Sankyo Pharma Gmbh[disabled in preview]
Sponsor Name for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL
Sponsor Trials
Daiichi Sankyo Inc. 3
Daiichi Sankyo, Inc. 3
Sankyo Pharma Gmbh 1
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Sponsor Type

100.0%001234567Industry[disabled in preview]
Sponsor Type for AMLODIPINE BESYLATE; HYDROCHLOROTHIAZIDE; OLMESARTAN MEDOXOMIL
Sponsor Trials
Industry 7
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Triple Combination Therapy: Amlodipine Besylate, Hydrochlorothiazide, and Olmesartan Medoxomil

Introduction

The combination of amlodipine besylate, hydrochlorothiazide, and olmesartan medoxomil has been a significant focus in the treatment of hypertension due to its potent blood pressure lowering effects. This article will delve into the clinical trials, market analysis, and projections for this triple combination therapy.

Clinical Trials Overview

The TRINITY Study

One of the most notable studies on this combination is the TRINITY study (Triple Therapy with Olmesartan Medoxomil, Amlodipine, and Hydrochlorothiazide in Hypertensive Patients Study). This phase 3, multicenter, randomized, parallel-group study involved 2,492 patients with moderate-to-severe hypertension. The study consisted of a 12-week double-blind treatment period followed by a 40-week open-label period.

The results showed that the triple combination therapy of olmesartan medoxomil, amlodipine besylate, and hydrochlorothiazide achieved significantly greater mean reductions in blood pressure compared to dual combination therapies. Specifically, the triple therapy reduced blood pressure by 37.1/21.8 mmHg, whereas the dual therapies reduced it by 27.5 to 30.0/15.1-18.0 mmHg[1].

Pharmacokinetics and Bioequivalence

Several studies have established the bioequivalence and pharmacokinetics of this triple combination. The bioequivalence studies demonstrated that the market image formulations of the triple combination were equivalent to the reference clinical trial formulations. Additionally, the studies showed that food does not have a clinically significant effect on the disposition of the components, and there are no anticipated clinically significant drug-drug interactions between the components[2][5].

Dose Proportionality

The dose proportionality assessment indicated that the pharmacokinetic parameters of the triple combination were consistent across different dose strengths. This was demonstrated through a crossover design study where the high and low dose strengths were administered to individuals, showing that the dose-normalized pharmacokinetic measures were within the 80-125% range, indicating no significant difference[2].

Mechanism of Action

Olmesartan Medoxomil

Olmesartan medoxomil is an angiotensin II receptor blocker (ARB) that blocks the action of angiotensin II, a potent vasoconstrictor, thereby reducing blood pressure[3].

Amlodipine Besylate

Amlodipine besylate is a calcium channel blocker that inhibits the influx of calcium ions into vascular smooth muscle and cardiac muscle, leading to vasodilation and a reduction in blood pressure[5].

Hydrochlorothiazide

Hydrochlorothiazide is a thiazide diuretic that increases the excretion of sodium and chloride in the urine, leading to a decrease in blood volume and subsequently reducing blood pressure[5].

Efficacy and Safety

Blood Pressure Reduction

The triple combination therapy has been shown to be more effective in lowering blood pressure compared to dual combination therapies. This is crucial because many patients with hypertension fail to reach recommended blood pressure targets even when taking more than one therapy[1].

Safety Profile

The safety profile of the triple combination has been evaluated in several studies. While the combination is generally well-tolerated, common adverse effects include dizziness, headache, and edema. However, the incidence of these adverse effects is similar to or slightly higher than those observed with the individual components or dual combinations[4].

Market Analysis

Market Demand

The demand for effective antihypertensive therapies is high due to the prevalence of hypertension worldwide. The global antihypertensive drugs market is expected to grow significantly, driven by the increasing incidence of hypertension and the need for more effective treatment options.

Competitive Landscape

The market for antihypertensive drugs is highly competitive, with various single-agent and combination therapies available. However, the triple combination of amlodipine besylate, hydrochlorothiazide, and olmesartan medoxomil stands out due to its superior efficacy in reducing blood pressure compared to many other available treatments.

Regulatory Approval

The triple combination has received regulatory approvals in several countries. For instance, the Australian Therapeutic Goods Administration (TGA) and the European Medicines Agency have approved this combination based on the submitted bioequivalence and pharmacokinetic studies[4][5].

Market Projections

Growth Potential

Given its superior efficacy and the growing demand for effective antihypertensive treatments, the market for this triple combination is projected to grow. The global antihypertensive market is expected to increase, with this combination therapy likely to capture a significant share due to its clinical benefits.

Target Population

The target population for this therapy includes patients with moderate-to-severe hypertension who have not achieved adequate blood pressure control with single-agent or dual combination therapies. This population is substantial, given that many patients with hypertension require multiple medications to achieve optimal blood pressure control.

Key Takeaways

  • The triple combination of amlodipine besylate, hydrochlorothiazide, and olmesartan medoxomil is more effective in lowering blood pressure compared to dual combination therapies.
  • The combination has a favorable safety profile, although it may have slightly higher adverse effect rates compared to individual components.
  • The market demand for this therapy is high due to the prevalence of hypertension and the need for more effective treatments.
  • Regulatory approvals have been obtained in several countries, supporting its use.
  • The market is projected to grow, driven by the superior efficacy and growing demand for antihypertensive treatments.

FAQs

Q: What is the mechanism of action of the triple combination therapy?

A: The triple combination therapy works through the actions of an angiotensin II receptor blocker (olmesartan medoxomil), a calcium channel blocker (amlodipine besylate), and a thiazide diuretic (hydrochlorothiazide), each contributing to blood pressure reduction through different mechanisms.

Q: What are the key findings of the TRINITY study?

A: The TRINITY study demonstrated that the triple combination therapy of olmesartan medoxomil, amlodipine besylate, and hydrochlorothiazide achieved significantly greater mean reductions in blood pressure compared to dual combination therapies.

Q: Is the triple combination therapy safe?

A: The triple combination therapy is generally well-tolerated, although it may have slightly higher adverse effect rates compared to individual components. Common adverse effects include dizziness, headache, and edema.

Q: What is the market potential for this triple combination therapy?

A: The market potential is high due to the growing demand for effective antihypertensive treatments and the superior efficacy of this combination therapy compared to other available treatments.

Q: Have regulatory approvals been obtained for this triple combination?

A: Yes, regulatory approvals have been obtained in several countries, including Australia and Europe, based on the submitted bioequivalence and pharmacokinetic studies.

Sources

  1. Managed Healthcare Executive: "Triple antihypertensive combination therapy offers greater blood pressure reductions compared to dual"[1].
  2. FDA: "CLINICAL PHARMACOLOGY AND BIOPHARMACEUTICS REVIEW"[2].
  3. Medicaid Nevada: "Therapeutic Class Overview - Angiotensin II Receptor Blockers (ARBs)"[3].
  4. Therapeutic Goods Administration Australia: "auspar-olmesartan-amlodipine-hydrochlorothiazide-131118.pdf"[4].
  5. Geneesmiddeleninformatiebank: "Public Assessment Report - Olmesartan medoxomil, amlodipine besilate and hydrochlorothiazide"[5].

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