Privately held Orasis Pharmaceuticals Ltd. is a step closer to challenging Abbvie Inc.’s Vuity (pilocarpine hydrochloride) ophthalmic solution for treating presbyopia, a version of farsightedness. Orasis plans to submit an NDA to the U.S. FDA in the second half of the year based on phase III results from two studies showing CSF-1 hit its primary and secondary endpoints.