chapter 1. Withanolides : phytoconstituents with significant pharmacological activities -- chapter 2. An insight into anticancer mechanism of Withaferin A -- chapter 3. Complementary and alternative medicine approaches in the treatment of cancer -- chapter 4. A scientific review of anticancer and cytotoxic potential of sesquiterpenoids -- chapter 5. Berberine-alkaloid with broad spectrum of pharmacological activities -- chapter 6. Protopine : an isoquinoline alkaloid with diverse pharmacological profile -- chapter 7. Piperine : review of advances in pharmacology -- chapter 8. Pharmacological profile of oxoaporphine alkaloid, liriodenine -- chapter 9. Recent experimental advances in hepatoprotective potential of andrographolide -- chapter 10. Profile of hypericin-napthodianthrone from Hypericum perforatum Linn -- chapter 11. Hyperforin-acylpholoroglucinol with significant antidepressant potential -- chapter 12. A survey of Indian medicinal plants for alkaloids and pharmacology -- chapter 13. Scientifically validated and novel anti-arthritic Ayurvedic drugs -- chapter 14. Rajpatha-ethno medicine of controversial origin -- chapter 15. Phytopharmacology of Indian Nootropic Convolvulus plauricaulis L. -- chapter 16. Viscum album Linn. : valuable anticancer herbal drug -- chapter 17. Anti-inflammatory activity of aqueous-ethanolic extract of aerial parts of Artemisia vulgaris Linn. in Spargue Dawley rats -- chapter 18. Pharmacological update of anthrquinones -- chapter 19. Evaluation of novel strategies for the treatment of aluminium-induced dementia in an experimental model -- chapter 20. Acne and natural products -- chapter 21. Composite Ayurvedic formulations.