Generic Name: Ganciclovir

  • What is Zirgan?

    Zirgan is an eye gel used to treat an infection of the cornea (transparent front part of your eye) caused by the herpes simplex virus.

  • What is the most important information I should know about Zirgan?

    Zirgan is intended only for topical use in the eye.

    Do not wear contact lenses if you have signs of an eye infection or during the course of therapy with Zirgan.

    Do not allow the dropper tip to touch any surface, as this may contaminate the gel.

    If pain develops, or if redness, itching, or inflammation becomes aggravated, consult your doctor.

  • Who should not take Zirgan?

    Do not take Zirgan if you are allergic to any of its ingredients.

  • What should I tell my doctor before I take the first dose of Zirgan?

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Zirgan. Also, talk to your doctor about your complete medical history, especially if you wear contact lenses, are pregnant, plan to become pregnant, or are breastfeeding.

  • What is the usual dosage?

    The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.

    Adults and children ≥2 years: Apply 1 drop in the affected eye 5 times per day (approximately every 3 hours while awake) until the corneal ulcer heals, and then 1 drop 3 times per day for 7 days.

  • How should I take Zirgan?

    Use Zirgan only as directed by your doctor.

  • What should I avoid while taking Zirgan?

    Do not wear contact lenses during therapy with Zirgan.

  • What are possible food and drug interactions associated with Zirgan?

    No significant interactions have been reported with Zirgan at this time. However, always tell your doctor about any medicines you take, including over-the-counter drugs, vitamins, and herbal supplements.

  • What are the possible side effects of Zirgan?

    Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.

    Side effects may include: blurred vision, eye irritation

  • Can I receive Zirgan if I am pregnant or breastfeeding?

    The effects of Zirgan during pregnancy and breastfeeding are unknown. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of Zirgan?

    Apply the missed dose as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not apply two doses at once.

  • How should I store Zirgan?

    Store at room temperature and protect from freezing.

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I'm Beth Isaac, PharmD. Welcome to PDR Health!

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