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

Physicochemical and Biological Properties of Drugs Relevant to Controlled Release Formulations

Screenshot 2024 12 13 133605 Physicochemical and Biological Properties of Drugs Relevant to Controlled Release Formulations

Controlled release formulations are designed to maintain therapeutic drug levels for an extended period. For successful formulation, the physicochemical and biological properties of the drug must meet specific criteria. I. Physicochemical Properties of Drugs 1. Aqueous Solubility: Drugs should have moderate solubility (not too high or too low). Relevance: Low solubility can limit the drug’s … Read more

Approaches to design-controlled release formulations: Based on diffusion, dissolution and ion exchange principles

Screenshot 2024 12 13 131415 Approaches to design-controlled release formulations: Based on diffusion, dissolution and ion exchange principles

Controlled release formulations can be designed using various mechanisms that regulate drug release. Three primary principles often employed are diffusion, dissolution, and ion exchange. Each approach involves different methodologies and is tailored to achieve a specific release profile. 1. Diffusion-Based Systems In diffusion-controlled systems, the drug release occurs as the drug molecules diffuse through a … Read more

Controlled drug delivery systems (CDDS): Definition, Terminology, Rationale, Advantages and disadvantages

Screenshot 2024 12 13 130924 Controlled drug delivery systems (CDDS): Definition, Terminology, Rationale, Advantages and disadvantages

Controlled drug delivery systems (CDDS) are advanced systems designed to deliver therapeutic agents at a predetermined rate, locally or systemically, for a specified period. The goal is to achieve an optimized therapeutic response while minimizing side effects. This technology addresses the limitations of conventional drug delivery systems, such as fluctuating plasma drug levels and the … Read more

Maintenance of Records in Retail and Wholesale Drug Stores

Screenshot 2024 12 13 125234 Maintenance of Records in Retail and Wholesale Drug Stores

Maintaining accurate and up-to-date records in retail and wholesale drug stores is a legal and ethical requirement. It ensures the proper functioning of the pharmacy, compliance with regulatory guidelines, and safety in drug distribution. Record-keeping also facilitates accountability and traceability in the pharmaceutical supply chain. 1. Importance of Record Maintenance Legal Compliance: Adherence to the … Read more

Dispensing of Proprietary Products

Screenshot 2024 12 13 123835 Dispensing of Proprietary Products

Proprietary products refer to medicines that are trademarked and branded by specific pharmaceutical manufacturers. These are usually ready-made formulations available under a brand name, as opposed to generic or compound preparations. The dispensing of proprietary products in a pharmacy or drug store is governed by ethical and legal practices to ensure patient safety and therapeutic … Read more

Legal Requirements for Establishment and Maintenance of a Drug Store

Screenshot 2024 12 13 123605 Legal Requirements for Establishment and Maintenance of a Drug Store

The establishment and maintenance of a drug store require strict adherence to legal and regulatory frameworks. These regulations ensure the safe storage, handling, and distribution of pharmaceutical products, protecting public health and maintaining the integrity of the supply chain. 1. Licensing Requirements Retail Drug Store: Drug License: Issued under the Drugs and Cosmetics Act, 1940 … Read more

Organization and Structure of a Wholesale Drug Store

Screenshot 2024 12 12 205050 Organization and Structure of a Wholesale Drug Store

A wholesale drug store is an integral part of the pharmaceutical supply chain, serving as a link between manufacturers and retail pharmacies, hospitals, and other healthcare providers. The organization and structure of wholesale drug stores ensure efficient storage, management, and distribution of medications in bulk. Organization Structure of a Wholesale Drug Store The organizational hierarchy … Read more

Organization and Structure of a Retail Drug Store

Screenshot 2024 12 12 204618 Organization and Structure of a Retail Drug Store

Community pharmacy refers to the branch of pharmacy that provides pharmaceutical services to the public, typically through retail drug stores. These establishments ensure the availability of medications, offer healthcare advice, and perform various pharmaceutical functions. The organization and structure of both retail and wholesale drug stores, along with their types and design, are essential aspects … Read more

ADR Reporting & Management

Screenshot 2024 12 12 202137 ADR Reporting & Management

ADR reporting & management are foundational components of pharmacovigilance, a science dedicated to detecting, assessing, understanding, and preventing adverse effects or any other drug-related problems. The ultimate goal is to ensure the continued safety and efficacy of pharmaceuticals in real-world settings. An ADR is defined as any noxious, unintended, and undesired effect of a drug … Read more