Evaluation of effect of highly standardized aqueous extract of roots and leaves of Withania somnifera on cold pressor test induced cardiovascular changes in healthy human subjects. Pilli, R., Koilagundla, N., Ramakanth, G., Pingali, UR. Int J Basic Clin Pharmacol. 2016; 5(3): 873-878.
A standardized Withania somnifera extract reduces stress related parameters in chronically stressed humans – a double‐blind,randomized, placebo‐controlled study. Biswajit Auddy, Jayaram Hazara, Achintya Mitra, Bruce Abedon, Shibnath Ghosal. JANA, Vol. II, No. I, 2008, pp. 50‐56.
Randomized, placebo‐controlled adjunctive study of an extract of Withania somnifera for cognitive dysfunction in bipolar disorder. K.N.Roy Chengappa, Christopher Bowie, Patricia Schlicht, David Fleet, Jaspreet Brar, Ripu Jindal. J Clin Psychiatry, 74:11, November 2013, pp.1076‐1083.
Evaluation of the analgesic activity of standardized aqueous extract of Withania somnifera in healthy human volunteers using hot air pain model. P.Nalini, K.Manjunath, N., K.Sunil Kumar Reddy, P.Usharani. Research Journal of Life Sciences (May 2013), Vol. 01, Issue 02, pp. 1‐6.
Evaluation of a highly standardized Withania somnifera extract on endothelial function and biomarkers of oxidative stress in patients with type 2 diabetes: A randomized, double‐blind, placebo‐controlled study. Pingali Usharani, Nishat Fatima, Chiranjeevi Uday Kumar, Int. J.Ayur. Pharma Research, 2014; 2(3): 22‐32.
A comparative study to evaluate the effect of highly standardized extracts of Phyllanthus emblica, Withania somnifera and their combination on endothelial dysfunction and biomarkers in patients with type 2 diabetes mellitus. P. Usharani, P.V. Kishan, Nishat Fatima and C. Uday Kumar. IJPSR, 2014; Vol. 5(7): 2687‐2697.