Dexamethasone 0.1% E/E prep

Indications

Dexamethasone 0.1% E/E prep is used for: Allergic conjunctivitis, Ocular inflammation, Superficial punctate keratitis , Herpes zoster keratitis, Iritis , Cyclitis, Otic inflammation, Steroid responsive inflammatory conditions of the external auditory meatus, Allergic otitis externa, Infective otitis externa.

Adult Dose

Eye: 1 or 2 drops in conjunctival sac. Severe or acute inflammation: Every 30 to 60 minutes as initial therapy, reducing the dosage when favourable response is observed to every two to four hours. Further reduction may be made to one drop three or four times daily if sufficient to control inflammation. Chronic inflammation: Every three to six hours, or as necessary. Allergic inflammation: Every three to four hours until the desired response is obtained. Ear : Instill two or three drops to the ear at two or three hours interval.The frequency of dosage and duration of treatment may vary with the type of lession and severity.

Child Dose

Renal Dose

Administration

Contra Indications

Hypersensitivity; Contraindicated in epithelial herpes simplex, vaccinia, varicella, and most other viral diseases of the cornea and conjunctiva; tuberculosis of the eye; fungal disease of ocular structures; other diseases caused by micro-organisms, may be enhanced by the presence of the steroid. It is contraindicated in patients with perforated ear drum membrane.

Precautions

Prolonged use may result in ocular hypertension and/or glaucoma, with damage to the optic nerve, defects in visual acuity, and posterior subcapsular cataract formation.Elderly, children and adolescent; pregnancy and lactation. Lactation: Excretion in milk unknown/use caution

Pregnancy-Lactation

Interactions

Adverse Effects

Side effects of Dexamethasone 0.1% E/E prep : Topical application to eye Cataract (4% ) Ocular hypertension, Open-angle glaucoma, optic nerve damage, and defects in visual acuity and field of vision (after prolonged use) <1% Transient ocular stinging, burning, local irritation, ocular discharge, ocular discomfort or pain, foreign body sensation, hyperemia, abnormal vision/blurring, pruritus, lid margin crusting, sticky sensation, increased fibrin, dry eye, conjunctival edema, corneal staining, keratitis, tearing, edema, irritation, corneal ulcer, browache, eyelid erythema, corneal edema, infiltrate, corneal erosion, mydriasis, ptosis, epithelial punctate keratitis, and possible corneal or scleral malacia, [posterior subcapsular cataracts] (prolonged use)

Mechanism of Action

Dexamethasone is a synthetic glucocorticoid which decreases inflammation by inhibiting the migration of leukocytes and reversal of increased capillary permeability. It suppresses normal immune response.