Screenshot 2024 03 14 193725 Drug Tolerance and Drug Dependence

Drug Tolerance and Drug Dependence

Tolerance is a phenomenon in pharmacology characterized by a diminished response to a drug after repeated or prolonged use. In other words, as the body adapts to the presence of a drug, a higher dose is required to produce the same initial effect. Tolerance can develop to various effects of a drug, including therapeutic effects, […]

Screenshot 2024 03 14 185008 Addiction: Understanding the Complex Phenomenon

Addiction: Understanding the Complex Phenomenon

Addiction is a chronic, relapsing disorder characterized by compulsive drug seeking, continued use despite harmful consequences, and long-lasting changes in the brain. It is a complex interplay of biological, psychological, and social factors that lead to the development and persistence of addictive behaviours. Key Components of Addiction 1. Compulsive Behavior    – Individuals with addiction […]

Screenshot 2024 03 14 184203 Spare receptors: Definition, Key point and examples

Spare receptors: Definition, Key point and examples

“Spare receptors” is a concept in pharmacology that refers to a situation where maximal biological response is achieved with less than maximal occupancy of receptors by agonists. In other words, more receptors are available for activation than are necessary to produce the maximum physiological effect. This phenomenon has implications for understanding drug action and receptor […]

Screenshot 2024 03 14 182315 Agonists and Antagonists: Definition, Mechanism and Types

Agonists and Antagonists: Definition, Mechanism and Types

Agonists and Antagonists In pharmacology, agonists and antagonists are terms used to describe the effects of drugs on biological receptors. Agonists activate receptors, mimicking the action of endogenous compounds, while antagonists block or inhibit receptor activation. This comprehensive exploration will explore the mechanisms, types, and examples of agonists and antagonists, including competitive and noncompetitive antagonists. […]

Screenshot 2024 03 14 181250 Essential Drugs Concept

Essential Drugs Concept

The concept of essential drugs is a fundamental principle in public health and healthcare systems globally. It revolves around the identification, promotion, and accessibility of a limited selection of necessary medications that meet the priority healthcare needs of the population. This comprehensive overview delves into the essential drug concept, its origins, principles, and implications for […]

Screenshot 2024 03 14 180716 Nature and Source of Drugs

Nature and Source of Drugs

Introduction In the context of pharmacology, drugs are substances used to diagnose, treat, mitigate, or prevent diseases. Understanding the nature and sources of drugs is crucial for pharmacologists, clinicians, and researchers to pursue effective and safe therapeutic interventions. This comprehensive exploration delves into the diverse nature of drugs and their origins. Nature of Drugs 1. […]

Screenshot 2024 03 14 180349 General Pharmacology: Definition, Historical Landmarks and Scope

General Pharmacology: Definition, Historical Landmarks and Scope

Pharmacology is the branch of biomedical science that deals with the study of drugs and their interactions with living organisms. It encompasses a wide range of topics, from the identification and characterization of pharmacologically active compounds to the understanding of their mechanisms of action and the effects they produce in the body. Pharmacology is a […]

Universal human values and professional ethics

Subject: Unlock the Power of Universal Human Values and Professional Ethics Notes on PharmaAcademias.com! Dear Pharmaacademians, Greetings! We hope this message finds you in good health and high spirits. At PharmaAcademias.com, we are committed to providing you with the resources you need to excel in your academic journey, and we’re excited to share some valuable […]

Pharmaceutical Microbiology previous year question paper

Welcome to Pharmaacademias – your go-to destination for accessing and downloading previous year question papers with answers in the field of pharmaceutical studies. At Pharmaacademias, we understand the significance of past exam papers as valuable resources for exam preparation. 📚 Why Choose Pharmaacademias? – Comprehensive Collection: Explore an extensive repository of previous year question papers […]

Physical Pharmaceutics-I Previous year question paper

Welcome to Pharmaacademias – your go-to destination for accessing and downloading previous year question papers with answers in the field of pharmaceutical studies. At Pharmaacademias, we understand the significance of past exam papers as valuable resources for exam preparation. 📚 Why Choose Pharmaacademias? – Comprehensive Collection: Explore an extensive repository of previous year question papers […]