Classification of crude drugs Exam Questions with Complete Correct Answers | Grade A+

Classification of crude drugs Exam
Questions with Complete Correct
Answers | Grade A+

6 classifications

Ans: 1) Alphabetical

2) Morphological

3) Taxonomic

4) Pharmacological *** IMPORTANT

5) Chemical

6) Chemotaxonomical




Alphabetical

Ans: Merits:

-Easy and quick to use

-no repetition/ devoid confusion

-easy for system location, tracing and addition of drug entries




DEmerits:

-NO relationship between one drug to another drug

,Example: can't find the drug within the same family




Morphological

( according to external characters of the plant/animal parts)

Ans: Merits:

-helpful to identify/detect adulteration

-convenient for partial study esp when chemical of the drug is not clearly understood




DEmerits:

- NO correlation of chemical of drug w/ therapeutic actions.

-Repetition of drugs or drugs

( I.e. if a plant has 2 parts that are useful, it could be listed twice)




Morphological

-Organized Drugs

-Unganized Drugs

Ans: Organized:

-drugs obtained from the DIRECT parts of the plants CONTAINING cellular tissues




Unorganized:

, - plants that are prepared by some intermediate physical process (drying, extraction with

solvents)

- NO cellular tissues




Organized

Ans: -maybe of plant or animal origin

-DIRECT part of plant or animal

-HAVE cellular structure

-Identified by MORPHOLOGICAL (size/shape/parts) characters




Unorganized

Ans: -maybe of plant, animal OR MINERAL origin

-are products of plant or animals

- NO cellular structure

- Identified by ORGANOLEPTIC (using sensory) properties




Organized Drugs

Ans: Woods

Leaves

Barks