Otinex Ear Drop is a combination pharmaceutical preparation containing Chloramphenicol (5% w/v), Prednisolone (0.5% w/v), Acetic acid (2% w/v), and Benzocaine (3% w/v), formulated for the treatment of bacterial infections and inflammatory conditions of the external auditory canal. Chloramphenicol serves as a broad-spectrum antibiotic effective against a variety of gram-positive and gram-negative bacteria, thereby addressing infectious etiologies. Prednisolone, a corticosteroid, provides potent anti-inflammatory action, reducing edema, erythema, and discomfort associated with otitis externa. Acetic acid acts as an antimicrobial agent with an acidic pH that inhibits fungal and bacterial growth, promoting an unfavorable environment for pathogens. Benzocaine functions as a local anesthetic, offering symptomatic relief from pain and irritation in the affected ear. Otinex Ear Drop is indicated for acute and chronic otitis externa, otomycosis, and other inflammatory ear conditions where bacterial infection is suspected or confirmed. The combination of antimicrobial, anti-inflammatory, and analgesic properties facilitates comprehensive management of ear infections, improving patient comfort and promoting faster resolution. Usage should be as directed by a healthcare professional, with caution advised in patients with known hypersensitivity to any component. Proper administration and adherence to prescribed duration are essential to prevent resistance and ensure therapeutic efficacy.