Pharmacognosy Lecture Notes Ppt !exclusive! -

: Increasingly important for novel compounds like Cytarabine (from sea sponges) and Carrageenan (from seaweed). 3. Classification of Crude Drugs

Classification of Crude Drugs in Pharmacognosy | PDF - Scribd pharmacognosy lecture notes ppt

Medicinal substances are primarily harvested from four natural origins: : Increasingly important for novel compounds like Cytarabine

The term was first coined in 1815 by C.A. Seydler in his work Analecta Pharmacognostica . It is derived from two Greek words: Pharmakon : Drug Gnosis : Knowledge (or Gignosco : to acquire knowledge) Cod Liver Oil

: Includes products like Honey , Beeswax , Cod Liver Oil , and Insulin .

: Inorganic substances like Kaolin , Bentonite , and Magnesium Sulfate .

: The most abundant source (e.g., Tulsi leaves, Cinchona bark, Clove buds).