Effects of pranidipine, a new calcium antagonist, on circulation in the choroid, retina and optic nerve head

References

• Cohn JN. Calcium, vascular smooth muscle, and calcium entry blockers in hypertension. Ann Int Med. 1983;98 (Part 2):806–809.
   Google Scholar
• Hof RP. Calcium antagonist and the peripheral circula-tion: differences and similarities between PY 108-068, nicardipine, verapamil and diltiazem. Br J Pharmacol. 1983 ;78:375–394.
   PubMed Web of Science ®Google Scholar
• Ohtsuka M, Yokota M, Kodama I, Yamada K, Shibata S. New generation dihydropyridine calcium entry blockers: in search of greater selectivity for one tissue subtype. Gen Pharmacol. 1989;20:539–556.
   Google Scholar
• Takenaka T, Handa J. Cerebrovascular effects of YC-93, a new vasodilator, in dogs, monkeys and human patients. Int J Clin Pharmacol Ther Toxicol. 1979;17:1–11.
   Google Scholar
• Harino S, Riva CE, Petrig BL. Intravenous nicardipine in cats increases optic nerve head, but not retinal blood flow. Invest Ophthalmol Vis Sci. 1992;33:2885–2890.
   Google Scholar
• Tamaki Y, Araie M, Tomita K, Tomidokoro T. Time change of nicardipine effect on choroidal circulation in rabbit eyes. Curr Eye Res. 1996;15:543–548.
   PubMed Web of Science ®Google Scholar
• Fechtner R, Weinreb RN. Mechanism of optic nerve dam-age in primary open angle glaucoma. Surv Ophthalmol. 1994;39:23–42.
   PubMed Web of Science ®Google Scholar
• Flammer J. The vascular concept of glaucoma. SUIT Ophthalmol. 1994 ;38 (Suppl): S3–S6.
   Google Scholar
• Kitazawa Y, Shirai H, Go FJ. The effect of Ca2+-an-tagonist on visual field in low-tension glaucoma. Graefes Arch Clin Exp Ophthalmol. 1989;227: 408–412.
   Google Scholar
• Netland PA, Chaturvedi N, Dreyer EB. Calcium chan-nel blockers in the management of low-tension and open-angle glaucoma. Am J Ophthalmol. 1993;115:608–613.
   Google Scholar
• Bose S, Piltz JR, Breton ME. Nimodipine, a centrally active calcium antagonist, exerts a beneficial effect on contrast sensitivity in patients with normal-tension glau-coma. Ophthalmology. 1995;102:1236–1241.
   Google Scholar
• Sawada A, Kitazawa Y, Yamamoto T, Okabe I, Ichien K. Prevention of visual field defect progression with brovincamine in eyes with normal-tension glaucoma. Ophthalmology. 1996;103:283–288.
   Google Scholar
• Koseki N, Araie M, Yamagami J, Shirato S, Yamamoto S. Effects of oral brovincamine on visual field damage in normal tension glaucoma with low-normal pressure. J Glaucoma. (in press)
   Google Scholar
• Nakayama N, Ikezono K, Mori T, Yamashita S, Nakayama S, Tanaka Y, Hosokawa T, Minamai Y, Masutani K, Yamamura Y, Yabuuchi Y. Antihyperten-sive activity of OPC-13340, a new potent and long-act-ing dihydropyridine calcium antagonist, in rats. J Cardiovasc Pharmacol. 1990;15: 836–844.
   Google Scholar
• Mori T, Nakayama N, Ohura M, Ikezono K, Kinoshita S, Kamata M, Hosokawa T, Yamashita S, Yabuuchi Y. Cardiovascular effects of OPC-13340, a potent, long-acting 1,4-dihydropyridine calcium channel blocker, in dogs. Arch Int Pharmaco Ther. 1993 ;321: 41–56.
   Google Scholar
• Nakayama N, Ikezono K, Fujio N, Sasabe H, Kitaura K, Tamada S, Shirafuji T, Yabuuchi Y. OPC-13340, a new potent and long-acting dihydropyridine calcium an-tagonist. Cardiovasc Drug Rev. 1991;9:147–157.
   Google Scholar
• Miyakoda G, Nakayama N, Matsui K, Yabuuchi Y. Mechanisms of potent and long-lasting antihypertensive action of the new calcium channel blocker pranidipine. Evidence for strong affinity to the calcium channels or membranes. Arzneim-Forsch/Drug Res. 1995;45(44,471–47.
   PubMedGoogle Scholar
• Nakayama N, Ikezono K, Ohura M, Yabuuchi Y. Effects of the new long-acting dihydropyridine calcium antago-nist pranidipine on the endothelium-dependent relaxation in isolated rat aorta in vitro. Arzneim-Forsch/Drug Res. 1993;43 (1412,1266–1270.
   PubMedGoogle Scholar
• Tamaki Y, Araie M, Kawamoto E, Eguchi S, Fujii H. Noncontact, two-dimensional measurement of retinal mi-crocirculation using laser speckle phenomenon. Invest Ophthalmol Vis Sci. 1994;35:3825–3834.
   Google Scholar
• Tamaki Y, Araie M, Kawamoto E, Eguchi S, Fujii H. Non-contact, two-dimensional measurement of tissue cir-culation in choroid and optic nerve head using laser speckle phenomenon. Exp Eye Res. 1995;60:373–374.
   Google Scholar
• Tamaki Y, Araie M, Tomita K, Nagahara M, Tomidokoro A, Fujii H. Real-time measurement of human optic nerve head and choroid circulation, using laser speckle phe-nomenon. Jpn J Ophthalmol. 1997;41:49–54.
   PubMed Web of Science ®Google Scholar
• Fercher AF, Briers JD. Flow visualization by means of single exposure speckle photography. Opt Commun. 1981;37:326–330.
   Web of Science ®Google Scholar
• Kozuma C, Macklin W, Cummins LM, Mauer R. Anatomy, physiology, and biochemistry of the rabbit. In: Weisbroth SH, Flatt RE, Kraus AL, eds. The Biology of the Laboratory Rabbit New York: Academic Press; 1974:50–72.
   Google Scholar
• Sugiyama T, Utsumi T, Azuma I, Fujii H. Measurement of optic nerve head circulation: Comparison of laser speckle and hydrogen clearance methods. Jpn J Ophthalmol. 1996;40:339–343.
   PubMed Web of Science ®Google Scholar
• Alm A. Ocular circulation. In: Hart WM Jr, ed. Adler's Physiology of the Eye (9th ed). St. Louis, MO: CV Mosby; 1992:198–227.
   Google Scholar
• Kiel JW, van Heuven WAJ. Ocular perfusion pressure and choroidal blood flow in the rabbit. Invest Ophthalmol Vis Sci. 1995;36:579–585.
   PubMed Web of Science ®Google Scholar
• Altura BM, Altura BT, Carella A, Turlapaty PDMV, Weinberg J. Vascular smooth muscle and general anes-thetics. Federation Proceedings. 1980;39:1584–1591.
   Google Scholar
• Maggi CA, Meli A. Suitability of urethane anesthesia for physiopharmacological investigations in various sys-tems. Part 2: Cardiovascular system. Experimentia. 1986;42: 292–297.
   Google Scholar
• Tamaki Y, Araie M, Tomita K, Tomidokoro A. Time-course of changes in nicardipine effects on microcircu-lation in retina and optic nerve head in living rabbit eyes. Jpn J Ophthalmol. 1996;40:202–211.
   PubMed Web of Science ®Google Scholar
• Cunha-Vaz JG, Shakib M, Ashton N. Studies on the per-meability of the blood-retinal barrier. 1. On the exist-ence, development, and site of a blood-retinal barrier. Br J Ophthalmol. 1966;50: 441–453.
   Google Scholar
• Olsson Y, Kristensson K . Permeability of blood ves-sels and connective tissue sheaths in retina and optic nerve. Acta Neuropath. 1973;26:147–156.
   Google Scholar
• Sugiyama K, Bacon DR, Cioffi GA et al. The effects of phenylephrine on the ciliary body and optic nerve head microvasculature in rabbits. J Glaucoma. 1992;1:156–64.
   Google Scholar