In this article we will discuss about the procedure for examination of drug materials. A. For Examination of Powder Drugs: The colour, taste solubility and odour of the powder was examined at first. Then a small quantity was mounted in water or glycerine on a clean slide for microscopic examination. Sometimes, lactophenol can be used as mounted for clearing of [...]
In this article we will discuss about the microscopic examination of some drug materials. 1. Swertia Chirayita (Family: Gentianaceae): Fragments of epidermal cells with cruciferous type of stomata, acicular crystals of calcium oxalate present in the cortical cells and in the mesophyll cells; some cortical cells contain resins, vessels having bordered pits on the walls. Morphology: Stem: About 6 mm [...]
In this article we will discuss about the Drugs:- 1. Collection and Preparation of Drugs 2. Organoleptic Studies of Drugs. Collection and Preparation of Drugs: Medicinal plants are sometimes cultivated and drugs are collected from cultivated plants. But very often drugs are collected from wild plants growing in different parts of the world in various ecological conditions. Persons engaged in [...]