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Updated: Dec 19, 2025

A Semi-Automated and Reproducible Biological-Based Method to Quantify Calcium Deposition In Vitro
Published on: June 2, 2022
Analytical and Bioanalytical Techniques for the Quantification of the Calcium Channel Blocker - Amlodipine: A
K S Kokilambigai1, J Kavitha1, R Seetharaman1
1Department of Pharmaceutical Analysis, SRM College of Pharmacy, SRM Institute of Science and Technology, Kattankulathur, Tamil Nadu, India.
Insights
This review details analytical methods for quantifying amlodipine, a popular long-acting dihydropyridine calcium channel blocker used to treat hypertension. It covers techniques for measuring the drug alone and in combination formulations from 1989 to 2019.
Area of Science:
- Pharmacology
- Analytical Chemistry
- Medicinal Chemistry
Background:
- Hypertension management relies on effective antihypertensive agents.
- Calcium channel blockers, particularly dihydropyridines (DHPs), are crucial in treating hypertension.
- Long-acting DHPs like amlodipine offer therapeutic advantages due to improved patient compliance and reduced side effects.
Purpose of the Study:
- To provide a comprehensive overview of analytical and bioanalytical techniques for amlodipine quantification.
- To review methods for analyzing amlodipine as a single entity and in pharmaceutical combinations.
- To cover the period from 1989 to 2019, highlighting advancements in quantification.
Main Methods:
- Literature review of analytical and bioanalytical methods.
- Focus on techniques for amlodipine quantification in various matrices.
- Inclusion of methods for single-drug and combination formulations.
Main Results:
- A wide array of analytical techniques, including chromatography and spectroscopy, are employed for amlodipine quantification.
- Established methods exist for both single-drug analysis and its determination in complex pharmaceutical formulations.
- The period reviewed shows consistent development and refinement of quantification techniques.
Conclusions:
- Accurate and reliable analytical methods are essential for quality control and therapeutic monitoring of amlodipine.
- The evolution of analytical techniques has supported the widespread use and efficacy of amlodipine in hypertension management.
- This review serves as a valuable resource for researchers and practitioners in pharmaceutical analysis.
Abstract:
Hypertension is a condition in which blood pressure is elevated to an extent where benefit is obtained from blood pressure lowering. The risk of complications is proportional to the level that blood pressure raises. Calcium channel blockers are a class of compounds used in the treatment of hypertension. The dihydropyridine (DHP) group, a subclass of the calcium channel blocker works almost exclusively on L-type calcium channels in the peripheral arterioles and reduce blood pressure by reducing total peripheral resistant. Long acting DHP is preferred because they are more convenient for patients and avoid the large fluctuations in plasma drug concentration which are associated with side effects. Amlodipine is the most distinct DHP and the most popular. The drug was patented in the year 1986 and its commercial sale began by 1990. The current article provides a state of art about the analytical and bioanalytical techniques available for the quantification of drug as a single entity and in combined pharmaceutical formulations between 1989 and 2019.
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