D.Pharmacy Pharmacognosy Notes
Laxative:-
◆ALOES :- Aloes
◆ RHUBARB :- Rhubarb: Sources, Characters and Uses etc.
◆ CASTOR Oil :- Castor Oil: Sources, Preparation and Uses etc.
◆ DIGITAILS :- Sources, Cultivation and Uses (With Diagram) etc.
◆ ARJUNA :-
Family:- Combretaceae
- Odour - None
- Taste - Astringent
- Shape - Flats
Synonym:
Arjuna bark, ArjunBiological Source:
Arjuna consists of dried stem bark of the plant known as Terminalia arjuna Rob, belonging toFamily:- Combretaceae
Geographical Source:
in Indian (Chotta-Nagpur region, M.P.)Cultivation and Collection : -
Naturally growing plant in the dense forests -wild growing plants - seeds germination in 21 days -fertile loam and rainfall in range of 75 to 190Macroscopic Characters :
- Colour - greyish-brown- Odour - None
- Taste - Astringent
- Shape - Flats
Chemical constituents: -
Contains 15% of tannins -also contains triterpenoid saponin, arjunolic acid, arjunic acid, arjunogenin. sitosterol, ellagic acid, and arjunic acid, flavonoids, calcium, aluminium and magnesium saltsChemical test:
Ether extract shows pinkish fluorescence under UV lightUses:
as cardiotonic. antidysenteric. diuretic and tonic properties. hypotensive action
Comments