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Latanoprost eye drops dosage: A detailed guide

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Form and strengthDosageFAQsHow it’s usedCouponOverdoseAsk your doctor
Doctors prescribe latanoprost eye drops to help reduce increased eye pressure caused by specific conditions. Latanoprost is approved for use in adults. You put the drops into your eyes once per day in the evening.
Medically reviewed by Rosanna Sutherby, PharmD
Updated on

This article describes latanoprost eye drops’ dosage and strength and gives details on how to use them. You’ll also find information on cost savings and coupon options for latanoprost.

If you want to know more about latanoprost eye drops, see this overview article. It covers details about the drug’s use, side effects, and more.

Latanoprost eye drops are a generic version of the brand-name drug Xalatan.

Form and strength of latanoprost

Latanoprost eye drops come as follows:

  • Form: ophthalmic liquid solution, which is an eye drop that you apply into your eyes
  • Strength: 0.005% (50 micrograms [mcg] per milliliter [mL] of latanoprost)

Dosage of latanoprost

This article describes the recommended dosage for latanoprost eye drops. The drugmaker provides these recommended dosages.

If your doctor prescribes this medication, you should use the dosage they prescribe. Your doctor will determine the dosage that best meets your needs. Do not change your dosage of latanoprost eye drops without your doctor’s recommendation.

Usual recommended dosage of latanoprost in adults

Your doctor will instruct you on the recommended dosage of latanoprost and how you’ll use it.

Dosage for increased eye pressure from open-angle glaucoma or ocular hypertension

Latanoprost is prescribed to reduce increased pressure in the eye caused by open-angle glaucoma or ocular hypertension. The dosage is 1 drop into each eye that’s affected once per day in the evening.

Missed dose of latanoprost

Talk with your doctor or pharmacist right away if you realize you forgot to apply a dose of latanoprost eye drops. They may advise you to apply the missed dose. Or they may advise you to skip it and apply your next dose as scheduled.

For tips on how to plan your doses of latanoprost eye drops and avoid missing a dose, read this article. You could also try:

  • downloading a reminder app on your phone
  • setting an alarm
  • putting a note where you’ll see it, such as on your calendar, bathroom mirror, or bedside table

Frequently asked questions

Below are answers to some commonly asked questions about latanoprost eye drops and dosage.

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Why do I need to apply latanoprost at night?

The drugmaker recommends using latanoprost at night because the pressure in your eye is highest in the morning. And studies show that applying latanoprost at night keeps eye pressure down throughout the day.

Also, latanoprost can cause some side effects. These include:

  • eye irritation or pain
  • sensitivity to light
  • trouble seeing

If you do experience these side effects, you might have less discomfort from them during sleep.

To learn more about latanoprost’s possible side effects, see this article. You can also check with your doctor if you’d like more information.

Does latanoprost have a dosage that’s applied twice per day?

No, it doesn’t. The drugmaker does not recommend exceeding the daily latanoprost dosage. This dosage is 1 drop into each eye that’s affected once per day in the evening.

If you feel your eye pressure isn’t managed by latanoprost, talk with your doctor. They may recommend adding another treatment to help lower the pressure.

Is latanoprost used long term?

Yes, doctors usually prescribe latanoprost eye drops as a long-term treatment. If you and your doctor feel it’s safe and effective for your condition, you’ll likely use it long term.

If you have questions about how long you should use latanoprost eye drops, talk with your doctor.

How latanoprost is used

You’ll apply latanoprost eye drops into each eye that’s affected. You’ll apply the drops once per day in the evening.

Your doctor may advise that you apply this medication around the same time each evening. This helps keep a consistent amount of the drug in your body. And that can help the drug work more effectively.

If it’s hard for you to apply eye drops, view this article. It provides step-by-step instructions on how to apply eye drops.

Also, be sure to talk with your doctor or pharmacist if you’re having difficulty applying your medication. They can offer recommendations and show you how to apply the eye drops.

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Visit this page to access Optum Perks coupons and get price estimates for latanoprost when you use the coupons. These coupons can provide significant savings on your prescription costs. 

Note: Optum Perks coupons cannot be used with insurance copays or benefits.

Overdose of latanoprost

It’s important that you do not use more latanoprost eye drops than your doctor prescribes. Doing so can lead to serious side effects.

Symptoms of latanoprost overdose

Symptoms of an overdose can include:

  • nausea
  • sweating
  • hot flushes or a sudden feeling of warmth or heat on your skin
  • pain in the abdomen
  • dizziness

What to do if you use too much latanoprost

If you think you’ve used too much latanoprost, call your doctor or pharmacist right away. Or you could call 800-222-1222 to speak with someone at America’s Poison Centers. You can also use its online resource. If you have severe symptoms, call 911 or a local emergency number immediately. You can also go to the closest emergency room.

What to ask your doctor

This article describes the usual recommended dosage for latanoprost eye drops. If your doctor prescribes this medication, they’ll determine the dosage that’s best for you.

Do not change your dosage of latanoprost eye drops without your doctor’s recommendation. You should use latanoprost eye drops exactly as your doctor prescribes them. Let your doctor know if you have concerns or questions about your treatment plan.

Here’s a list of some possible questions you may want to ask your doctor:

  • Will my dosage change if I have certain side effects from latanoprost eye drops?
  • How does the dosage compare between latanoprost eye drops and Xalatan?
  • Besides latanoprost eye drops, are other medications available to treat my condition?

Disclaimer: Optum Perks has made every effort to make certain that all information is factually correct, comprehensive, and up to date. However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional. You should always consult your doctor or another healthcare professional before taking any medication. The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. The absence of warnings or other information for a given drug does not indicate that the drug or drug combination is safe, effective, or appropriate for all patients or all specific uses.

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