1. Steigerwalt RD, Gianni B, Paolo M, et al. Effects of Mirtogenol on ocular blood flow and intraocular hypertension in asymptomatic subjects. Mol Vis 2008;14:1288-92.
2. Quaranta L, Bettelli S, Uva MG, et al. Effect of Ginkgo biloba extract on preexisting visual field damage in normal tension glaucoma. Ophthalmology 2003;110:359-62.
3. Ringsdorf WM Jr, Cheraskin E. Ascorbic acid and glaucoma: a review. J Holistic Med 1981;3:167-72.
4. Boyd HH. Eye pressure lowering effect of vitamin C. J Orthomolec Med 1995;10:165-8.
5. Caprioli J, Sears M. Forskolin lowers intraocular pressure in rabbits, monkeys and man. Lancet 1983;1:958-60.
6. Badian M, Dabrowski J, Grigoleit HG, et al. Effect of forskolin eyedrops on intraocular pressure in healthy males. Klin Monatsbl Augenheilkd 1984;185:522-6 [in German].
7. Ohguro H, Ohguro I, Katai M, Tanaka S. Two-year randomized, placebo-controlled study of black currant anthocyanins on visual field in glaucoma. Ophthalmologica 2012;228:26–35.
8. Filina AA, Davydova NG, Endrikhovskii SN, et al. Lipoic acid as a means of metabolic therapy of open-angle glaucoma. Vestn Oftalmol 1995;111:6-8.
9. Shim SH, Kim JM, Choi CY, et al. Ginkgo biloba extract and bilberry anthocyanins improve visual function in patients with normal tension glaucoma. J Med Food 2012;15:818-23.
10. Zhen-zoung W, You-qin, Su-mo Y, Ming-ti X. Radix Salviae miltiorrhizae in middle and late stage glaucoma. Chin Med J 1983;96:445-7.
11. McGuire R. Fish oil cuts lower ocular pressure. Med Tribune 1991;Sept 19:25.
12. Gaspar AZ, Gasser P, Flammer J. The influence of magnesium on visual field and peripheral vasospasm in glaucoma. Ophthalmologica 1995;209:11-3.
13. Samples JR, Krause G, Lewy AJ. Effect of melatonin on intraocular pressure. Curr Eye Res 1988;7:649-53.
14. Koseki N, Araie M, Yamagami J, et al. Effects of oral brovincamine on visual field damage in patients with normal-tension glaucoma with low-normal intraocular pressure. J Glaucoma 1999;8:117-23.
15. Sawada A, Kitazawa Y, Yamamoto T, et al. Prevention of visual field defect progression with brovincamine in eyes with normal-tension glaucoma. Ophthalmology 1996;103:283-8.
16. Stocker FW. Clinical experiments with new ways of influencing the intraocular tension. II. Use of rutin to enhance the tension-reducing effect of miotics by reducing the permeability of the blood-aqueous barrier. Arch Ophthalmol 1949;73:429-35.
17. Berens C, et al. Allergy in glaucoma. Manifestations of allergy in three glaucoma patients as determined by the pulse-diet method of Coca. Ann Allergy 1947;5:526-35.
18. Raymond LF. Allergy and chronic simple glaucoma. Ann Allergy 1964;22:146-50.