Related Experiment Video
Updated: Mar 30, 2026
07:22
A Standardized Procedure of Dressing Management for Toxic Epidermal Necrolysis
Published on: March 14, 2025
1.4K
Optimization of Metronidazole Emulgel
Monica Rao1, Girish Sukre1, Sheetal Aghav1
1Department of Pharmaceutics, AISSMS College of Pharmacy, Kennedy Road, Maharashtra, Pune 411 001, India.
Journal of Pharmaceutics
|November 12, 2015
Summary
This study optimized an emulgel system for Metronidazole (MTZ), a poorly water-soluble drug. The developed formulation effectively treats topical infections, demonstrating improved drug delivery and spreadability.
Area of Science:
- Pharmaceutical Sciences
- Drug Delivery Systems
Background:
- Metronidazole (MTZ) is a poorly water-soluble drug often used for topical infections.
- Developing effective delivery systems for poorly soluble drugs is crucial for enhancing therapeutic efficacy.
Purpose of the Study:
- To develop and optimize an emulgel system for Metronidazole (MTZ).
- To enhance the topical delivery and therapeutic potential of Metronidazole.
Main Methods:
- Development of pseudoternary phase diagrams for microemulsion formulations.
- Optimization of the emulgel system using a 2(3) factorial design with Capmul 908 P and a surfactant mixture as independent variables.
- Evaluation of drug permeation and spreadability as dependent variables.
Main Results:
- Mathematical models and response surface plots were generated to establish relationships between formulation variables and responses.
- Regression equations for drug permeation (Y1) and spreadability (Y2) were developed and validated.
- Optimized formulation factors were selected, demonstrating the prognostic ability of response surface methodology.
Conclusions:
- An optimized emulgel system for Metronidazole (MTZ) was successfully developed.
- The optimized emulgel system shows potential for effective treatment of topical infections.
- Response surface methodology proved effective for optimizing the emulgel formulation.
Related Concept Videos
01:05Bioavailability Enhancement: Drug Stability Enhancement and GI Retention
308
Improving a drug's stability in the gastrointestinal (GI) tract is paramount for enhancing its bioavailability and therapeutic effectiveness. Various strategies are employed to protect the drug from the harsh gastric milieu and to ensure its release and absorption at the desired site within the GI tract.Polymer coatings are one such method used to shield drugs from the stomach's acidic environment. By preventing premature drug release, these coatings improve the bioavailability of unstable...
308
01:23Ophthalmic Drug Delivery Systems
213
Ophthalmic drug delivery faces major limitations due to poor absorption across the corneal membrane. This process is primarily driven by diffusion and is influenced by two main factors: the physicochemical properties of the drug and tear drainage. Most ophthalmic drugs, such as pilocarpine, epinephrine, atropine, and local anesthetics, are weak bases. They are typically formulated at an acidic pH to enhance chemical stability. However, this leads to high ionization, reducing their ability to...
213
01:27Bioavailability Enhancement: Drug Permeability Enhancement
302
After oral administration, poor permeability often limits the rate at which drugs are absorbed through the intestinal epithelium. Enhancing drug permeability is crucial for effective therapy, and several strategies have been developed to overcome this challenge.One effective strategy involves the use of lipid-based formulations. These formulations enhance dissolution and solubility, targeting physiological mechanisms to increase drug absorption. This includes stimulating bile salt secretion,...
302