After reading this article you will learn about:- 1. Definition of Drug Action and Receptors 2. Theories for Relationship Between Drug-Receptor Interaction. Definition of Drug Action and Receptors: The term "drug action" is used to describe the method by which the drug influences a cell and the term 'Drug effect or response' is a sequel to this action. Modification of [...]
After reading this article you will learn about the anaesthetic accidents and its treatment. 1. Circulatory Accidents: (a) Anaesthetic hypertension (due to epinephrine release) (b) Anaesthetic hypotension (due to haemorrhage or shock) (c) Shock (surgical anaesthetic) Treatment: The above conditions may be treated with blood transfusion and oxygen administration. The body heat and moisture should be conserved. (d) Ventricular fibrillation [...]
This article throws light upon the three important things you need to know about receptors. They are:- 1. Spare Receptors 2. Silent Receptors 3. Tachyphylaxis and Desensitization. Thing # 1. Spare Receptors: A highly active agonist with a high efficacy can produce a maximal response with a concentration that does not occupy all the receptors. The receptors that remain unoccupied [...]