Therapeutic Group: Ophthalmic Presentation Lopadine Sterile Eye Drops: Each ml contains 1.11 mg Olopatadine Hydrochloride USP equivalent to Olopatadine 1 mg. Lopadine DS Sterile Eye Drops: Each ml contains 2.22 mg of Olopatadine Hydrochloride USP equivalent to Olopatadine 2mg. Description Olopatadine is an inhibitor of the release of histamine from the mast cell and a […]