Head-to-head comparisons of medication uses, side effects, warnings, and more.
Trifluridine (Viroptic)
Zirgan (ganciclovir)
Trifluridine (Viroptic)
Zirgan (ganciclovir)
Summary of Trifluridine vs. Zirgan
Summary for Nucleoside analog antiviral
Prescription only
Trifluridine (Viroptic) is an antiviral eye drop that treats inflammation caused by herpes infections in the eye. It's FDA approved for people 6 years and older. When you first start, the eye drops need to be used frequently, every 2 hours while you're awake, with a maximum of 9 drops per day. This medication comes in both brand-name and generic versions. The most common side effects include temporary burning or stinging when you apply the eye drops to your eye(s).
Summary for Antiviral
Prescription only
Zirgan, also known by its generic name ganciclovir, is an antiviral eye drop medication. It's used to treat herpetic keratitis or dendritic ulcer, which is an eye infection due to herpes simplex virus (HSV). Zirgan (ganciclovir) is approved for adults and children 2 years and older. It comes as a gel that's placed as a drop directly into the affected eye(s). The dosage is typically taken every 3 hours while awake, then 3 times per day for a week after the eye heals. The most common side effects are blurry vision and eye irritation.