Provide Basic Compounds Affording Less Toxic and More Effective

2.2.  Provide Basic Compounds Affording Less Toxic and More Effective
Drug Molecules

The numerous examples of naturally occurring plant products that serve as prototypes for other medicinally potent compounds either having closely related structures prepared exclusively by semisynthetic routes or possessing relatively simpler (less complex) purely synthetic structural analogues have been adequately described in various literatures. 

REFERENCES
Ashutosh Kar (2003), Pharmacognosy and Pharmaco biotechnology, 2nd Edition
‘Handbook of Medicinal Herbs’ (2001), J.A. Duke, CRC-Press, London, 1st Edn.
William Charles Evans (2002), Trease and Evans Pharmacognosy 15th Edition by: Trease, Bailliere Tindall; Evans.
Ramstad (1956), E., ‘Modern Pharmacognosy’, McGraw Hill, London.

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