Therapeutic Group: Opthalmic-Anti-Allergic Presentation Lopadine Max Sterile Eye Drops: Each ml eye drop contains Olopatadine Hydrochloride USP equivalent to Olopatadine 7 mg. Description Olopatadine is an inhibitor of the release of histamine from the mast cell and a relatively selective histamine H 1 -antagonist that inhibits histamine induced inflammatory effects on human conjunctival epithelial cells. […]