Introduction

Introduction

Pharmacognosy
1. Objective Study of Crude Drugs
  1. Crude Drug
    1. Is the harvested & usually dried parts of plant/animal origin of pharmaceutical value before they undergo any modification/processing
Natural Product
1. the biosynthetic substance produced by living cells
Organized Drug
1. From specific organ has cellular structure
Unorganized Drug
1. NOT from specific organ Has No cellular Structure ( Exudates )
Pharmacopeia
1. The book recognized by the government as the legal authority for standards
  1. Official Drug
    1. Listed In the Pharmacopeia
  2. Non-official Drug
    1. Not Listed In Pharmacopeia
Flora
1. Word devoted to the parts of particular region restricted to a major segment in the plant kingdom
Origin
1. Natural
2. Geographical
  1. Habitat
    1. ! region in which ! plant or animal yielding
  2. Indeginous
    1. ! is the plant the grows in its Native country
  3. Exotic
    1. Not native
  4. Naturalized
    1. Grow in foreign countries other than their Native Home
3. Commercial
Production Of Crude Drugs
1. Cultivation
  1. Cultivated Plants
    1. Small Controlled Area
    2. Control Quality
    3. High Purity
    4. Regular Supply
    5. Trained Persons
  2. Wild Plants
    1. Cheap
    2. Grow in Native Habitat --> best Quality
2. Collection
  1. Proper Time Of Year
    1. Summer
      1. Rhubarb
      2. Colchicum
      3. Hyosymus
  2. Proper Time Of Day
    1. Morning
      1. Solanceous Leaves
    2. Afternoon
      1. Digitalis Leaves
3. Drying
4. Packing
5. Storage

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