Tobramycin dexamethasone, available as eye drops and ointment for the treatment of bacterial infectious conjunctivitis of the eye, is not indicated in the drug insert for use as nasal drops; nor is there a nasal formulation of this ingredient in the medication guide related to the treatment of nasal disorders. Therefore, it should not be used for nasal drops in adults. Tobramycin Dexamethasone Eye Drops is a compound preparation containing tobramycin and dexamethasone. This product can not be used for nasal drops, mainly used for the treatment and prevention of ocular inflammatory diseases, such as external ocular bacterial infections, infectious conjunctivitis, chronic anterior uveitis, but also can be used for cataract and other ophthalmic surgery after the inflammation, can reduce edema and inflammation. Tobramycin dexamethasone adverse reactions: long-term use can cause cataracts and increased intraocular pressure; occasional conjunctival erythema, ocular itching, redness and swelling. Contraindications: contraindicated for those who are allergic to any of the ingredients. Precautions: can only spot into the eye; ocular aminoglycosides should be used with caution for those with a history of allergy. If there is a need for this product, it should be applied under the guidance of a physician, and should not be used on its own to avoid adverse consequences.