Following cataract surgery
Instill 1 drop to the affected eye qid, initially 24 hr after cataract surgery & continuing throughout the first 2 wk of the post-op period. Corneal refractive surgery
Instill 1-2 drops w/in 1 hr prior to surgery. Apply 1-2 drops w/in 15 min after surgery to affected eye & continue qid for ≤3 days.