Liquorice

1. PRE SENTED BY :
Rahul Dev
Mohd Faiz Ansari
B. PHAR M VI SE M
Topic: Liquorice

2. Content
Synonyms
Biolaogical source
Geographical source
Macroscopic characters
Chemical consitutent
Microscopic characters
Chemical test
Uses

3. Liquorice
Synonyms: Glycyrrhiza, liquoric root glycyrrhizae
radis, mulethi.
Biological source: Liquorice consists of dried
peeled or unpeeled root and stolon of varieties
Glycyrrhiza glabra.
belonging to family Leguminosae.

4. Source
It is found in spain in, england, Russia, Iran.
Different varieties or commercial varieties:-
Glycyrrhiza glabra Var. Typica (Spanish licorice)
Glycyrrhiza glabra Var. Glandulifera (Russian licorice)
Glycyrrhiza glabra Var. Violacea (Passian licorice)

5. Macroscopic characters
Colour : Unpelled yellowish brown or dark
externally and internally tawny yellow.
 Odour: Faint and characteristic.
Tast: Sweet.
Shape : cylindrical pieces .
Size : Length 20 to 50 cm and 2 cm in diameter

6. Chemical constituents
 Saponin glycosides: Glycyrrhizin and glycyrrhetic
acid.
 Coumarin derivatives: Herniarin, umbelliferone.
 Bitter principle: glyceramarin.
 Asparase, β-sitosterol, starch, resin and malic acid

7. Microscopic character

8. Chemical Test
 When sulphuric acid (80%) is added to a thick section of the drug or
powder, it instantly produced a deep yellow colour.
 Flavonoids test.
 Shinoda Test: Be have test solution add to magnesium turnings and add
to drop wise hydrochloric acid.
 Observed colour mainly pink color and after few mint red to green colour

9. USES
 Expectorant.
 Tonic.
 Laxative.
 Anti-inflammatory agent.
 Spasmolytic agent.
 Peptic ulcer.
Chewing gums, chocolate candy, and chewing
tobacco.

10. References:-
Trease and Evans; Pharmacognosy saunders elsevier
publication 16th edition pg no313.
Kokate C.K.“Pharmacognosy”, Nirali Prakashan, 50th
edition pg no 9.63.