Pharmacognosy Lecture Notes Ppt 【ORIGINAL ✔】

: Keeping processed drugs in airtight, cool, dark containers to prevent oxidation and insect infestation. 4. Secondary Metabolites: Chemistry and Pharmacology

In modern terms, it is the systematic study of the physical, chemical, biochemical, and biological properties of —unprocessed materials from plants, animals, or minerals used for medicinal purposes. 2. Sources of Crude Drugs pharmacognosy lecture notes ppt

Growing plant cells, tissues, or organs in sterile, nutrient-rich artificial media. : Keeping processed drugs in airtight, cool, dark

: Reduces moisture to below 10% to halt enzymatic degradation and prevent microbial growth. Includes sun-drying, shade-drying (for volatile oils), and spray-drying. : Keeping processed drugs in airtight