Polymers: Introduction, Classification, Properties, Advantages, and Applications in Controlled Release Drug Delivery Systems

Screenshot 2024 12 13 134318 Polymers: Introduction, Classification, Properties, Advantages, and Applications in Controlled Release Drug Delivery Systems

Introduction Polymers are large molecules composed of repeating structural units (monomers) connected by covalent bonds. These macromolecules can be natural (e.g., proteins, polysaccharides) or synthetic (e.g., polyethylene, polylactic acid). The versatility of polymers, such as their ability to modify drug release profiles, has made them central to the development of advanced drug delivery systems, particularly … Read more

Filter Aids and Filter Medias in Filtration

Screenshot 2024 10 27 170448 Filter Aids and Filter Medias in Filtration

In pharmaceutical filtration processes, filter aids and filter medias play essential roles in improving the efficiency, effectiveness, and quality of filtration. Let’s explore these two important components in detail. 1. Filter Aids Filter aids are substances that are added to a liquid to improve filtration by increasing the porosity of the filter cake, reducing resistance, … Read more

Hemp: Study of Biological Source, Chemical Nature, and Uses of Drugs of Natural Origin

Screenshot 2024 07 02 200235 Hemp: Study of Biological Source, Chemical Nature, and Uses of Drugs of Natural Origin

Biological Source of Hemp Scientific Name: Cannabis sativa L. Family: Cannabaceae Part Used: The bast fibers obtained from the stem of the hemp plant. Chemical Nature of Hemp Hemp fibers are primarily composed of cellulose, hemicellulose, lignin, and pectin. These components contribute to the mechanical properties and versatility of hemp fibers. Chemical Composition of Hemp … Read more

Polysaccharides: chemical nature of starch and glycogen

Screenshot 2023 12 22 140723 Polysaccharides: chemical nature of starch and glycogen

Polysaccharides are complex carbohydrates composed of multiple monosaccharide units linked together through glycosidic bonds. These macromolecules can vary in size and structure, ranging from a few hundred to thousands of monosaccharide residues. Common examples of polysaccharides include starch, glycogen, and cellulose. Polysaccharides serve various functions in living organisms, such as energy storage (as in starch … Read more