Related Experiment Video
Updated: Jun 15, 2026

09:35
Preclinical Cardiac Electrophysiology Assessment by Dual Voltage and Calcium Optical Mapping of Human Organotypic Cardiac Slices
Published on: June 16, 2020
[Structure and activity of carvedilol]
Eksperimental'Naia I Klinicheskaia Farmakologiia
|February 27, 2010
Summary
The unique stereochemistry of carvedilol, a third-generation beta-adrenoblocker, provides therapeutic advantages. This review covers its stereoisomers, optical activity
Area of Science:
- Pharmacology
- Medicinal Chemistry
- Cardiology
Background:
- Third-generation beta-adrenoblockers possess unique stereochemistry contributing to their therapeutic efficacy.
- Carvedilol, a notable example, exhibits distinct stereoisomeric properties influencing its pharmacological profile.
- Understanding the stereochemistry of beta-adrenoblockers is crucial for optimizing drug development and clinical application.
Purpose of the Study:
- To present data on the stereochemistry of beta-adrenoblockers, focusing on carvedilol.
- To review the influence of optical activity on the pharmacological effects of these drugs.
- To examine the clinical applications of carvedilol in managing cardiovascular conditions.
Main Methods:
- Review of existing literature on beta-adrenoblocker stereochemistry.
- Analysis of data concerning the optical activity and pharmacological effects of carvedilol stereoisomers.
- Examination of clinical studies investigating carvedilol's efficacy in treating heart failure, hypertension, and coronary heart disease.
Main Results:
- The stereochemistry of carvedilol is a key factor in its therapeutic advantages.
- Specific stereoisomers of beta-adrenoblockers exhibit differential pharmacological activities.
- Carvedilol, used as a racemic mixture, demonstrates clinical utility in various cardiovascular diseases.
Conclusions:
- The unique stereochemistry of carvedilol underpins its beneficial effects.
- Investigating carvedilol's stereoisomers provides insights into optimizing its clinical use.
- Carvedilol is an effective treatment for chronic heart failure, arterial hypertension, and coronary heart disease.
Related Concept Videos
Adrenergic Antagonists: ɑ and β-Receptor Blockers
Third-generation β-blockers, such as labetalol and carvedilol, represent a significant advancement in managing cardiovascular conditions. Unlike conventional β-blockers, which can induce peripheral vasoconstriction, third-generation drugs block α1 adrenoceptors. This promotes vasodilation through several mechanisms, such as increased nitric oxide production, inhibition of calcium ion entry, opening of potassium ion channels, and antioxidant action. Labetalol, for instance, is clinically...
Structure-Activity Relationships and Drug Design
Drug design is a dynamic field that involves discovering and developing new medications based on specific biological targets. This process heavily relies on structure-activity relationships (SAR) and quantitative structure-activity relationships (QSAR) to guide the design and optimization of efficient drugs.
SAR studies the intricate relationship between a drug's chemical structure and biological activity. It focuses on understanding how modifications to a drug's structure can influence its...
SAR studies the intricate relationship between a drug's chemical structure and biological activity. It focuses on understanding how modifications to a drug's structure can influence its...
Adrenergic Agonists: Chemistry and Structure-Activity Relationship
Adrenergic agonists' structure-activity relationship (SAR) determines their selectivity and efficacy. These agonists comprise a phenylethylamine moiety with an aromatic ring and an ethylamine side chain.
Aromatic ring substitutions: Substituting the aromatic ring with –OH groups at positions 3 and 4 yields catecholamines (e.g., epinephrine), which have a high affinity for adrenoceptors. Hydrogen bonding between –OH groups and receptors enhances adrenergic activity.
Separation of the aromatic...
Aromatic ring substitutions: Substituting the aromatic ring with –OH groups at positions 3 and 4 yields catecholamines (e.g., epinephrine), which have a high affinity for adrenoceptors. Hydrogen bonding between –OH groups and receptors enhances adrenergic activity.
Separation of the aromatic...
Antianginal Drugs: Calcium Channel Blockers and Ranolazine
Angina pectoris, a primary symptom of ischemic heart disease, requires careful pharmacological interventions. In this context, calcium channel blockers (CCBs) and ranolazine have emerged as crucial pharmacotherapeutic agents, providing deep insights into the complexities of angina management.
CCBs, a diverse class that includes dihydropyridines (nifedipine) and diphenylalkylamines (verapamil and diltiazem), exert their effect by blocking calcium channels in cardiac and smooth muscle cells. This...
CCBs, a diverse class that includes dihydropyridines (nifedipine) and diphenylalkylamines (verapamil and diltiazem), exert their effect by blocking calcium channels in cardiac and smooth muscle cells. This...
Heart Failure Drugs: β-Blockers
β-adrenergic antagonists, commonly known as β-blockers, block the effects of sympathetic neurotransmitters such as noradrenaline (NA) and adrenaline (ADR). They have several beneficial effects in heart failure treatment. They reduce heart rate, the force of contraction, and cardiac muscle relaxation. They also slow the atrial-ventricular conduction rate and raise the threshold for arrhythmias. The concentration of β-blockers determines their effects on bronchodilation, vasodilation, and...
Antihypertensive Drugs: Action of Calcium Channel Blockers
Calcium ions are essential to contract smooth muscle cells in blood vessels. They enter these cells through voltage-dependent calcium channels, specifically L-type calcium channels in the cell membrane. These L-type calcium channels are integral to the excitation-contraction coupling process in smooth muscle. When a stimulus is received by smooth muscle cells, their membrane depolarizes. This alteration in membrane potential instigates the opening of L-type calcium channels. As a result,...
