Drug Delivery and Herbal Medicine Overview

Introduction

• The presentation was provided by Abiba Husain(PTU)

Drug Delivery Systems

• Drug delivery systems provide a controlled release of medication, improving treatment effectiveness and reducing side effects
• Different types of DDS include liposomes, nanoparticles, microspheres, and implants.

Herbal Medicine

• Herbal medicine utilizes plants and their extracts for therapeutic purposes.
• Traditional Ayurvedic practices are mentioned, highlighting the use of herbs to promote health and well-being.

Factors Influencing Drug Absorption

• Factors like pH, lipid solubility, and the presence of food can influence how well drugs are absorbed into the body.

Bioavailability

• Bioavailability is the fraction of a drug that reaches the systemic circulation.
• The text mentions that bioavailability can be influenced by factors such as the drug's route of administration, formulation, and the presence of food.

Drug Metabolism

• The liver plays a crucial role in metabolizing drugs.
• The text mentions that drug metabolism can be affected by factors such as age, genetics, and environmental factors.

Drug Elimination

• The kidneys are responsible for eliminating drugs and their metabolites.
• The text mentions that elimination can occur through urine, feces, or sweat.

Pharmacokinetics

• Pharmacokinetics is the dynamics of drug absorption, distribution, metabolism, and elimination (ADME).
• The text mentions that understanding pharmacokinetics is essential for optimizing drug dosage and administration.

Drug interactions

• Synergistic and antagonistic effects are highlighted as a result of drug-drug interactions.
• The text mentions that drug interactions can be a concern for patients taking multiple medications.

Pharmaceutics

• Pharmaceutics focuses on the design, development, and manufacturing of drug formulations.
• It deals with factors like dosage forms, stability, and bioavailability.

Quality Control

• Quality control procedures ensure the consistency and safety of drug products.
• The text mentions that quality control measures are a key part of pharmaceutical manufacturing.

Regulatory Affairs

• The approval and control of medicinal products are governed by regulatory bodies.
• The text mentions standards and guidelines set by regulatory bodies like the FDA.

Clinical Trials

• Clinical trials involve conducting research studies to evaluate the safety efficacy of new drugs.
• The text mentions that clinical trials play a crucial role in drug development.

Pharmacovigilance

• Pharmacovigilance focuses on monitoring the safety of medications after they are marketed.
• Adverse drug reactions are a concern, and healthcare providers play a role in reporting them.

Dosage Forms

• Different dosage forms like tablets, capsules, injections, and creams are discussed.
• It involves determining the appropriate forms to deliver the drug effectively.

Pharmaceutical Calculations

• This section emphasizes the importance of accurate pharmaceutical calculations.
• It highlights the significance of understanding proper drug concentrations and dosages.

Tridosha Concept in Ayurveda

• The ancient Ayurvedic system of medicine emphasizes the concept of tridosha - Vata, Pitta, and Kapha.
• The text mentions that these doshas influence health and well-being.

Pharmaceutical Marketing

• This section touches upon various marketing strategies used by pharmaceutical companies to promote their products.

Conclusion

• The text concludes with a reminder of the importance of patient education and ongoing research.

This quiz covers key concepts in drug delivery systems and the role of herbal medicine. It delves into various drug delivery methods, factors affecting drug absorption, and the significance of bioavailability and drug metabolism. Ideal for students exploring pharmacology and traditional medicine.