UNION CITY, Calif., Oct. 1 /PRNewswire/ -- MacuSight(TM), Inc., a developer of innovative therapeutics for the treatment of severe ocular diseases and conditions, today announced positive interim data from a Phase 1 study of its lead product candidate in patients with chronic, clinically significant diabetic macular edema (DME). Results from this prospective study of 50 patients demonstrated that MacuSight’s proprietary formulation of sirolimus (rapamycin) was safe and well-tolerated in all doses tested with two different routes of administration. Additionally investigators noted improvements in visual acuity and foveal thickness reductions for up to 180 days following a single administration of sirolimus. These findings were presented at the 40th Annual Meeting of The Retina Society by Mark Blumenkranz, M.D., chairman of MacuSight’s scientific advisory board and professor and chairman of the department of ophthalmology, Stanford University School of Medicine.