VIRA-A SUMMARY
VIRA-A®
(Vidarabine Ophthalmic Ointment, USP) 3%
VIRA-A is the trade name for vidarabine (also known as adenine arabinoside and Ara-A), an antiviral drug for the topical treatment of epithelial keratitis caused by Herpes simplex virus.
VIRA-A Ophthalmic Ointment, 3%, is indicated for the treatment of acute keratoconjunctivitis and recurrent epithelial keratitis due to Herpes simplex virus types l and 2. The clinical diagnosis of keratitis caused by Herpes simplex virus is usually established by the presence of typical dendritic or geographic lesions on slit-lamp examination. It is also effective in superficial keratitis caused by Herpes simplex virus which has not responded to topical idoxuridine or when toxic or hypersensitivity reactions due to idoxuridine have occurred. The effectiveness of VIRA-A Ophthalmic Ointment, 3%, against stromal keratitis and uveitis due to Herpes simplex virus has not been established.
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