Gatidex 5 mL Eye Drop is a combination ophthalmic solution manufactured by Opso Saline Ltd., containing Gatifloxacin 0.3% and Dexamethasone 0.1%. Gatifloxacin is a broad-spectrum antibiotic that inhibits bacterial DNA replication, while Dexamethasone is a corticosteroid that reduces inflammation by suppressing the immune response. This combination is designed to treat ocular conditions where both bacterial infection and inflammation are present.