Int Braz J Urol. 2007 Jul-Aug;33(4):554-8; discussion 558-9.
Free serum testosterone level in male rats treated with Tribulus alatus extracts.
El-Tantawy WH, Temraz A, El-Gindi OD.
Drug Bioavailability Center, National Organization For Drug Control and Research, Cairo, Egypt.
J Altern Complement Med. 2003 Apr;9(2):257-65.
Sexual effects of puncturevine (Tribulus terrestris) extract (protodioscin): an evaluation using a rat model.
Gauthaman K, Ganesan AP, Prasad RN.
Department of Obstetrics and Gynaecology, National University Hospital, National University of Singapore, Singapore.
Life Sci. 2002 Aug 9;71(12):1385-96.
Aphrodisiac properties of Tribulus Terrestris extract (Protodioscin) in normal and castrated rats.
Gauthaman K, Adaikan PG, Prasad RN.
Department of Obstetrics and Gynaecology, National University Hospital, National University of Singapore, Singapore 119704, Singapore.
Int J Androl. 2000;23 Suppl 2:82-4.
Phytochemicals and the breakthrough of traditional herbs in the management of sexual dysfunctions.
School of medicine 'Hang Tuah' University, Teaching and Naval Hospital,Surabaya, Indonesia.
Ann Acad Med Singapore. 2000 Jan;29(1):22-6.
Proerectile pharmacological effects of Tribulus terrestris extract on the rabbit corpus cavernosum.
Adaikan PG, Gauthaman K, Prasad RN, Ng SC.
Department of Obstetrics & Gynaecology, National University Hospital, National University of Singapore, Singapore
Phytomedicine. 2008 Jan;15(1-2):44-54.
The hormonal effects of Tribulus terrestris and its role in the management of male erectile dysfunction--an evaluation using primates, rabbit and rat.
Gauthaman K, Ganesan AP.
Department of Obstetrics & Gynaecology, Yong Loo Lin School of Medicine, National University of Singapore, 5 Lower Kent Ridge Road, 119074 Singapore
Protodioscin from herbal plant Tribulus terrestris L improves the male sexual functions, probably via DHEA
A. Adimoelja and P. Ganeshan Adaikan
Airlangga University, Indonesia and National University of Singapore
in 6th Biennial Asian-Pacific Meeting on Impotence in Kuala Lumpur, Malaysia (1997)
Int. J. Impotence Research v9, supp 1 (1997)
Tribulus terrestris (protodioscin) increases men's sex drive
Reproductive Medicine Faculty, University of Denpasar, Indonesia
Proceedings of the Xth National Congress on New Perspectives of Andrology on Human Reproduction
National Congress of Indonesian Association of Andrologs 10th Scientific Meeting in Denpasar(1993)
Effect of Tribulus terrestris treatment on impotence and libido disorders
Andalas University, School of Medicine, Padang, Indonesia (1993)