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Small molecule and peptide therapies for chronic heart failure: a patent review (2011 - 2014)
1a Cardiovascular, Metabolic, and Endocrine Diseases Chemistry, Pfizer Worldwide Research and Development , Cambridge, MA, USA +1 617 551 3414 ; +1 617 551 3082 ; brian.raymer@pfizer.com.
Insights
New small molecule and peptidic agents offer hope for chronic heart failure (CHF) patients. Research focuses on novel therapies targeting the renin-angiotensin-aldosterone system and inotropic agents, addressing a significant unmet medical need.
Area of Science:
- Cardiovascular Pharmacology
- Drug Discovery
- Translational Medicine
Background:
- Chronic heart failure (CHF) impairs cardiac function, leading to symptoms like fluid retention, dyspnea, and fatigue.
- Current treatments manage hypoperfusion via the renin-angiotensin-aldosterone and sympathetic nervous systems.
- Therapies aim to reverse cardiac remodeling and prevent arrhythmias.
Purpose of the Study:
- To review small molecule and peptidic agents for CHF treatment.
- To analyze patents published between 2011 and 2014.
- To identify emerging therapeutic targets for CHF.
Main Methods:
- Literature review of patents related to CHF therapies.
- Categorization of agents by therapeutic target: inotropic agents, ventricular remodeling, diuretics, and renin-angiotensin-aldosterone system.
- Analysis of recent advancements in CHF drug development.
Main Results:
- The renin-angiotensin-aldosterone system remains a key focus for new CHF therapies.
- Emerging inotropic agents show promise.
- Several novel therapeutic approaches are under investigation.
Conclusions:
- Chronic heart failure presents a substantial unmet medical need.
- The renin-angiotensin-aldosterone system pathway is a significant source of new CHF therapies.
- Emerging inotropic therapies and other approaches indicate a promising future for CHF treatment.
Introduction:
Chronic heart failure (CHF) is the long-term inability of the heart to meet circulatory demands under normal conditions. Effects of CHF can include increased blood volume, increased vascular resistance and compromised contractility leading to fluid retention, dyspnea and fatigue. Current standard of care for chronic systolic heart failure is directed towards managing hypoperfusion through the renin-angiotensin-aldosterone and sympathetic nervous systems. Treatment may also involve reversal of maladaptive cardiac remodeling and prevention of life-threatening arrhythmias.
Areas Covered:
This review highlights small molecule and peptidic agents for the treatment of CHF with patents published between 2011 and 2014. Targets are subdivided into inotropic agents, ventricular remodeling, diuretics and the renin-angiotensin-aldosterone system.
Expert Opinion:
CHF represents a large, unmet medical need where improved therapies are needed. The renin-angiotensin-aldosterone system pathway continues to be a major source of new therapies for CHF with new inotropic therapies emerging. Promising initial clinical results for a few approaches combined with the expectation of additional clinical results in the near future make this an exciting time in the pursuit of new treatments for CHF.
Related Concept Videos
Heart Failure V: Medical Management
Heart Failure Drugs: Inhibitors of Renin-Angiotensin System
Heart Failure VI: Adjunct Therapies
Heart Failure Drugs: Inotropic Agents
Impact of Pharmacokinetic–Pharmacodynamic Models: Regulatory Decisions
Heart Failure Drugs: Diuretics

