Guerimod Eye Drop is a combination ophthalmic solution containing Moxifloxacin 5 mg/ml, a broad-spectrum fluoroquinolone antibiotic, and Dexamethasone 1 mg/ml, a potent corticosteroid. This formulation is indicated for the treatment of bacterial infections of the eye accompanied by inflammation, such as bacterial conjunctivitis and keratitis. Moxifloxacin acts by inhibiting bacterial DNA gyrase and topoisomerase IV, thereby preventing bacterial replication and effectively eradicating susceptible pathogens. Dexamethasone exerts anti-inflammatory effects by suppressing the release of inflammatory mediators, reducing ocular redness, swelling, and discomfort. Guerimod Eye Drop is particularly useful in managing ocular infections where inflammation is significant, promoting faster symptom relief and preventing tissue damage. The combination ensures both antimicrobial efficacy and inflammation control, improving patient outcomes. It should be used under strict medical supervision, with adherence to prescribed dosage to minimize potential adverse effects such as increased intraocular pressure or secondary infections. Patients should avoid contamination of the dropper tip and discontinue use if hypersensitivity or worsening symptoms occur. Guerimod Eye Drop is contraindicated in viral, fungal, or mycobacterial eye infections and should be used cautiously in patients with glaucoma or a history of steroid response.