Acular LS Ophthalmic Solution 5 ml is used to treat Pain following cataract surgery and ocular itching due to seasonal allergic conjunctivitis. It contains Ketorolac tromethamine, which works by stopping the release of chemicals that cause inflammation and allergy symptoms. Thus, it helps ease Pain and discomfort after eye surgery and relieve allergy symptoms. Common side effects of Acular LS Ophthalmic Solution 5 ml are stinging or burning sensation, itching, discharge, redness, and eye swelling