1. Weiss RF. Herbal Medicine. Gothenburg, Sweden: Ab Arcanum, 1988, 117-8.
2. Bouskela E, Cyrino FZ, Marcelon G. Inhibitory effect of the Ruscus extract and of the flavonoid hesperidine methylchalcone on increased microvascular permeability induced by various agents in the hamster cheek pouch. J Cardiovasc Pharmacol 1993;22:225-30.
3. Bouskela E, Cyrino FZ, Marcelon G. Effects of Ruscus extract on the internal diameter of arterioles and venules of the hamster cheek pouch microcirculation. J Cardiovasc Pharmacol 1993;22:221-4.
4. Boccalon H, Causse C, Yubero L. Comparative efficacy of a single daily dose of two capsules of Cyclo 3 Fort in the morning versus a repeated dose of one capsule morning and evening. A one month study. Int Angiol 1998;155-60.
5. Cappelli R, Nicora M, Di Perri T. Use of extract of Ruscus aculeatus in venous disease in the lower limbs. Drugs Exp Clin Res 1988;14:277-83.
6. Beltramino R, Penenory A, Buceta AM. An open-label, randomized multicenter study comparing the efficacy and safety of Cyclo 3 Fort® versus hydroxyethyl rutoside in chronic venous lymphatic insufficiency. Angiology 2000;51:535-44.
7. Vanscheidt W, Jost V, Wolna P, et al. Efficacy and safety of a Butcher's broom preparation (Ruscus aculeatus L. extract) compared to placebo in patients suffering from chronic venous insufficiency. Arzneimittelforschung2002;52:243-50.
8. Cappelli R, Nicora M, Di Perri T. Use of extract of Ruscus aculeatus in venous disease in the lower limbs. Drugs Exp Clin Res 1988;14:277-83.
9. Beltramino R, Penenory A, Buceta AM. An open-label, randomized multicenter study comparing the efficacy and safety of Cyclo 3 Fort® versus hydroxyethyl rutoside in chronic venous lymphatic insufficiency. Angiology 2000;51:535-44.
10. Vanscheidt W, Jost V, Wolna P, et al. Efficacy and safety of a Butcher's broom preparation (Ruscus aculeatus L. extract) compared to placebo in patients suffering from chronic venous insufficiency. Arzneimittelforschung2002;52:243-50.
11. Felix W, Schmidt Y, Nieberle J. Protective effect of Ruscus extract against injury of vascular endothelium and vascular smooth muscle caused by ethracrynic acid. Int Angiol 1983;3:77.
12. Cappelli R, Nicora M, Di Perri T. Use of extract of Ruscus aculeatus in venous disease in the lower limbs. Drugs Exp Clin Res 1988;14:277-83.
13. Brinkhaus B, Linder M, Schuppan D, Hahn EG. Chemical, pharmacological and clinical profile of the East Asian medical plant Centella asiatica. Phytomedicine 2000;7:427-48.
14. Grieve M. A Modern Herbal, vol I. New York: Dover Publications, 1971, 128-9.
15. Blumenthal M, Busse WR, Goldberg A, et al. (eds). The Complete Commission E Monographs: Therapeutic Guide to Herbal Medicines. Boston, MA: Integrative Medicine Communications, 1998, 99-100.