ISSN: 2329-9053

Journal of Molecular Pharmaceutics & Organic Process Research
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  • Short Commentary   
  • J Mol Pharm Org Process Res , Vol 11(4)
  • DOI: 10.4172/2329-9053.1000182

Spectrophotometric Determination of Bromhexine HCl in Pure and Pharmaceutical Forms

Elmansi Mostafa*
Academic Medical Center, Department of Gastroenterology and Hepatology, Egypt
*Corresponding Author: Elmansi Mostafa, Academic Medical Center, Department of Gastroenterology and Hepatology, Egypt, Email: elmansi.mostafa@gmail.com

Received: 01-Jul-2023 / Manuscript No. jmpopr-23-103751 / Editor assigned: 04-Jul-2023 / PreQC No. jmpopr-23-103751 / Reviewed: 18-Jul-2023 / QC No. jmpopr-23-103751 / Revised: 22-Jul-2023 / Manuscript No. jmpopr-23-103751 / Published Date: 29-Jul-2023 DOI: 10.4172/2329-9053.1000182

Abstract

Spectrophotometric determination of Bromhexine Hydrochloride in pure and pharmaceutical forms is an essential analytical technique in pharmaceutical analysis. This article provides an overview of the principles, methods, and applications of spectrophotometric analysis for Bromhexine HCl. The article discusses the underlying principles of spectrophotometry, including the Beer-Lambert law, and highlights the various spectrophotometric methods employed for Bromhexine HCl determination, such as UV-Visible spectrophotometry, derivative spectrophotometry, and the H-point standard addition method. The importance of method validation, sample preparation, and wavelength selection is emphasized. The discussion also includes challenges and limitations associated with spectrophotometric analysis of Bromhexine HCl, including interferences and sample degradation. Overall, spectrophotometric determination of Bromhexine HCl plays a vital role in quality control, dosage form analysis, and pharmacokinetic studies, ensuring the accurate determination of Bromhexine HCl content and contributing to the safety and efficacy of Bromhexine HClbased medications.

Keywords

Bromhexine hydrochloride; Spectrophotometry; UVVisible spectrophotometry; Derivative spectrophotometry; H-point standard addition method; Method validation; sample Preparation; Wavelength selection; Pharmaceutical analysis; Quality control

Introduction

Spectrophotometry is a widely employed analytical technique that utilizes the interaction between light and matter to determine the concentration of substances in a sample. One such substance of interest is Bromhexine Hydrochloride, a commonly used expectorant and mucolytic agent. Accurate determination of Bromhexine HCl concentration is crucial in both its pure form and pharmaceutical preparations to ensure quality control and dosage accuracy. Spectrophotometric methods offer a reliable and efficient means of quantifying Bromhexine HCl, making them an essential tool in pharmaceutical analysis. This article explores the principles, methods, and applications of spectrophotometric determination of Bromhexine HCl in pure and pharmaceutical forms [1].

Spectrophotometric methods have emerged as valuable tools in pharmaceutical analysis due to their simplicity, rapidity, and costeffectiveness. These methods rely on the interaction between light and matter, specifically the measurement of the absorption or transmission of light by a substance. By utilizing the principles of spectrophotometry, it is possible to determine the concentration of Bromhexine HCl in pure form as well as in various pharmaceutical formulations [2].

The spectrophotometric determination of Bromhexine HCl offers several advantages over other analytical techniques. Firstly, it eliminates the need for complex sample preparation procedures, allowing for quick and convenient analysis. Additionally, spectrophotometry is a non-destructive technique, which means that the analyzed samples can be retained for further testing or confirmation if necessary. Moreover, spectrophotometric methods can be easily validated, making them highly reliable for routine analysis in quality control laboratories.

This article aims to provide an overview of the spectrophotometric determination of Bromhexine HCl in both pure and pharmaceutical forms. It will discuss the underlying principles of spectrophotometry, various methods employed for Bromhexine HCl analysis, and the applications of these methods in pharmaceutical research, quality control, and dosage form analysis. By understanding the principles and techniques involved in spectrophotometric analysis, researchers and pharmaceutical analysts can ensure accurate and efficient determination of Bromhexine HCl content, contributing to the overall safety and efficacy of the medication [3].

Principle of spectrophotometry

Spectrophotometry is based on the principle that substances absorb specific wavelengths of light, and the amount of absorption is directly proportional to the concentration of the absorbing species in the sample. In the case of Bromhexine HCl, its absorption maximum falls within the ultraviolet or visible range of the electromagnetic spectrum. By measuring the absorbance of Bromhexine HCl solutions at a specific wavelength, its concentration can be determined using the Beer-Lambert law, which states that absorbance is proportional to concentration and path length [4].

Spectrophotometric methods for Bromhexine HCl determi-nation

Several spectrophotometric methods have been developed for the determination of Bromhexine HCl. These methods differ in terms of wavelength selection, solvent systems, and calibration approaches. Here are a few commonly used methods:

UV-Visible Spectrophotometry: UV-Vis spectrophotometry is frequently employed for the quantification of Bromhexine HCl due to its absorbance in the UV region. Typically, a suitable solvent, such as methanol or water, is used to prepare the Bromhexine HCl solution, and the absorbance is measured at the maximum wavelength of absorption [5].

Derivative Spectrophotometry: Derivative spectrophotometry involves measuring the first or higher order derivative of the absorption spectrum to enhance sensitivity and selectivity. By analyzing the derivative spectrum, interferences from excipients and impurities can be minimized. The zero-crossing points of the derivative spectra are used for the determination of Bromhexine HCl.

H-point Standard Addition Method: This method is useful when there are interferences or unknown components in the sample matrix. The H-point standard addition method involves adding a known concentration of a standard solution of Bromhexine HCl to the sample solution, followed by measuring the absorbance at a specific wavelength. By plotting the difference in absorbance versus the added concentration of standard solution, the concentration of Bromhexine HCl in the sample can be calculated [6].

Applications in pure and pharmaceutical forms

The spectrophotometric determination of Bromhexine HCl finds applications in various fields, including pharmaceutical analysis, quality control, and pharmacokinetic studies. In pure form, spectrophotometry helps assess the purity of Bromhexine HCl samples by comparing the measured absorbance with the reference spectrum. In pharmaceutical formulations, spectrophotometry is employed to determine the content uniformity of Bromhexine HCl tablets, syrups, or capsules. Additionally, spectrophotometry is useful in studying the dissolution profiles of Bromhexine HCl from different pharmaceutical dosage forms [7].

Discussion

Spectrophotometric determination of Bromhexine HCl in pure and pharmaceutical forms has proven to be a valuable analytical technique with wide-ranging applications. This section discusses the key points and considerations related to the spectrophotometric analysis of Bromhexine HCl, including method validation, sample preparation, and potential challenges.

Method validation

Before employing spectrophotometric methods for the determination of Bromhexine HCl, it is crucial to validate the chosen method to ensure its accuracy, precision, selectivity, and linearity. Validation parameters may include specificity, linearity, range, limit of detection, limit of quantification, accuracy, and precision. Validation studies should be conducted according to established guidelines and protocols to ensure reliable and reproducible results [8].

Sample preparation

Proper sample preparation is essential to obtain accurate spectrophotometric results. In the case of Bromhexine HCl analysis, samples may include pure Bromhexine HCl powder, pharmaceutical tablets, capsules, syrups, or suspensions. Sample preparation typically involves dissolving or dispersing the sample in an appropriate solvent to obtain a homogeneous solution. Solvents such as methanol, ethanol, or water are commonly used, depending on the solubility of Bromhexine HCl. The samples should be appropriately diluted to ensure that the measured absorbance falls within the linear range of the calibration curve.

Choice of wavelength

The selection of an appropriate wavelength for the spectrophotometric determination of Bromhexine HCl is crucial for accurate analysis. The wavelength should correspond to the absorption maximum of Bromhexine HCl, which is typically around 267-270 nm in the UV or visible range. It is essential to verify the wavelength using a reference standard solution of Bromhexine HCl to ensure consistent and reliable measurements [9].

Calibration curve

To determine the concentration of Bromhexine HCl in a sample, a calibration curve is constructed using standard solutions of known concentrations. The absorbance of each standard solution is measured at the selected wavelength, and a linear relationship between absorbance and concentration is established. The concentration of Bromhexine HCl in an unknown sample can then be determined by measuring its absorbance and extrapolating it from the calibration curve.

Challenges and limitations

While spectrophotometric methods are widely used for the determination of Bromhexine HCl, there are some challenges and limitations to consider. Interference from other components or excipients in pharmaceutical formulations can affect the accuracy of the analysis. To mitigate these interferences, derivative spectrophotometry or the H-point standard addition method can be employed. Derivative spectrophotometry enhances selectivity by measuring the derivative of the absorbance spectrum, while the H-point standard addition method allows for the correction of matrix effects.

Another limitation is the potential for degradation of Bromhexine HCl under certain conditions. It is important to consider the stability of Bromhexine HCl during sample preparation and analysis, particularly in the presence of light, heat, or pH variations. Storing samples in amber containers, controlling temperature, and using suitable buffers can help minimize degradation [10].

Conclusion

Spectrophotometric determination of Bromhexine HCl in pure and pharmaceutical forms is a reliable and widely employed technique in pharmaceutical analysis. It offers numerous advantages, including simplicity, cost-effectiveness, and non-destructive analysis. By validating the method, ensuring proper sample preparation, and addressing potential challenges, accurate and precise determination of Bromhexine HCl content can be achieved. Spectrophotometric methods play a crucial role in quality control, dosage form analysis, and pharmacokinetic studies, ensuring the safety and efficacy of Bromhexine HCl-based medications.

Conflict of Interest

None

Acknowledgement

None

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Citation: Mostafa E (2023) Spectrophotometric Determination of Bromhexine HCl in Pure and Pharmaceutical Forms. J Mol Pharm Org Process Res 11: 182. DOI: 10.4172/2329-9053.1000182

Copyright: © 2023 Mostafa E. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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