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Brimonidine Tartrate 0.2% w/v (2 mg / ml) eye drops solution – patient leaflet, side effects, dosage

Last updated: · Text from the MHRA, as of · About this document

Medicine strength:
0.2% w/v
Contains active substance:

Patient leaflet - Brimonidine Tartrate 0.2% w/v (2 mg / ml) eye drops solution

1. What Brimonidine Tartrate 2 mg/ml Eye drops, solution is and what it is used for

Brimonidine Tartrate 2 mg/ml Eye drops; solution is used to reduce pressure within the eye.

It can be used either alone, when beta-blocker eye drops are contraindicated, or with another eye drop, when a single medicine is not enough to lower the increased pressure in the eye, in the treatment of open angle glaucoma or ocular hypertension.

The active ingredient in Brimonidine Tartrate 2 mg/ml Eye drops, solution is brimonidine tartrate, which works by reducing pressure within the eyeball.

2. What you need to know before you use Brimonidine Tartrate 2 mg/ml Eye drops, solution

Do not use Brimonidine Tartrate 2 mg/ml Eye drops, solution

  • If you are allergic (hypersensitive) to brimonidine tartrate or any of the

    other ingredients of Brimonidine Tartrate 2 mg/ml Eye drops, solution.

  • If you are taking monoamine oxidase (MAO) inhibitors or certain

    antidepressants. You must inform your doctor if you are taking any antidepressant drug.

  • If you are breast-feeding.
  • In infants/babies (from birth until 2 years).

Take special care with Brimonidine Tartrate 2 mg/ml Eye drops, solution

Before you take this medicine, tell your doctor:

  • If you suffer or have suffered from depression, reduced mental capacity,

    reduced blood supply to the brain, heart problems, a disturbed blood supply of the limbs or a blood pressure disorder.

  • If you have or have had in the past kidney or liver problems.

Children and adolescents

  • Brimonidine Tartrate 2 mg/ml Eye drops, solution is not recommended for

    use in children between the ages of 2 and 12 years.

  • Brimonidine Tartrate 2 mg/ml Eye drops, solution should not usually be

    used in adolescents aged 12 to 17 as clinical studies have not been performed in this age group.

Other medicines and Brimonidine Tartrate 2 mg/ml Eye drops, solution

Please tell your doctor or pharmacist if you are taking or have recently taken any other medicines, including medicines obtained without a prescription.

Tell your doctor if you are taking any of the following medicines:

  • pain killers, sedatives, opiates, barbiturates or are regularly consuming

    alcohol

  • anaesthetics
  • to treat a heart condition or to lower blood pressure
  • that can affect the metabolism like chlorpromazine, methylphenidate and

    reserpine

  • which work on the same receptor as Brimonidine Tartrate 2 mg/ml Eye

    drops, solution, for example isoprenaline and prazosin

  • monoamine oxidase (MAO) inhibitors and other antidepressants
  • medicines for any condition, even if unrelated to your eye condition
  • or if the dose of any of your current medicines is changed. These could affect your treatment with Brimonidine Tartrate 2 mg/ml Eye drops, solution.

Pregnancy and breast-feeding

If you are pregnant or breast-feeding, think you may be pregnant or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine. Do not use Brimonidine Tartrate 2 mg/ml Eye drops, solution if you are pregnant unless your doctor considers it necessary.

Brimonidine Tartrate 2 mg/ml Eye drops, solution should not be used while breast-feeding.

Driving and using machines

  • Brimonidine Tartrate 2 mg/ml Eye drops, solution may cause blurred or

    abnormal vision. This effect may seem worse at night or in reduced lighting.

  • Brimonidine Tartrate 2 mg/ml Eye drops, solution may also cause

    drowsiness or tiredness in some patients.

  • If you experience any of these symptoms, do not drive or use machinery

    until the symptoms are cleared.

Important information about some of the ingredients of Brimonidine Tartrate 2 mg/ml Eye drops, solution

A preservative in Brimonidine Tartrate 2 mg/ml Eye drops, solution (benzalkonium chloride) may be absorbed by soft contact lenses and may change the colour of the contact lenses. You should remove contact lenses before using this medicine and put them back 15 minutes afterwards.

Benzalkonium chloride may also cause eye irritation, especially if you have dry eyes or disorders of the cornea (the clear layer at the front of the eye). If you feel abnormal eye sensation, stinging or pain in the eye after using this medicine, talk to your doctor.

3. How to use Brimonidine Tartrate 2 mg/ml Eye drops, solution

Always use Brimonidine Tartrate 2 mg/ml Eye drops, solution exactly as your doctor has told you. You should check with your doctor or pharmacist if you are not sure.

Adults

The usual dose is one drop twice daily in the affected eye(s), approximately 12 hours apart. Do not change the dose or stop taking Brimonidine Tartrate 2 mg/ml Eye drops, solution without speaking to your doctor.

Children under 12 years

Brimonidine Tartrate 2 mg/ml Eye drops, solution must not be used for infants below 2 years of age.

Brimonidine Tartrate 2 mg/ml Eye drops, solution is not recommended for use in children (from 2 years until 12 years).

Instructions for use

Brimonidine Tartrate 2 mg/ml Eye drops, solution comes as eye drops. Always wash your hands before applying eye drops. Your prescription label tells you how many drops to use at each dose. If you use Brimonidine Tartrate 2 mg/ml Eye drops, solution with another eye drop, wait 5-15 minutes before applying the second eye drop.

Apply your eye drops in the following way:1. Tilt your head back and look at the ceiling.

  1. 2. Gently pull the lower eyelid down until there is a small pocket.
  2. 3. Squeeze the upturned dropper bottle to release a drop into your eye.
  3. 4.

    Whilst keeping the affected eye closed, press your finger against the

    corner of the closed eye (the side where the eye meets the nose) and hold for 1 minute.

If a drop misses your eye, try again.

To avoid contamination, do not let the tip of the bottle touch your eye or anything else. Replace and tighten the cap straight after use.

If you use more Brimonidine Tartrate 2 mg/ml Eye drops, solution than you should

Adults

In adults who were instilling more drops than prescribed, the side effects reported were those already known to occur with Brimonidine Tartrate 2 mg/ml Eye drops, solution.

Adults who accidentally swallowed Brimonidine Tartrate 2 mg/ml Eye drops, solution experienced decrease in blood pressure, which in some patients was followed by the increase in blood pressure.

Children

Serious side effects were reported in children who accidentally swallowed Brimonidine Tartrate 2 mg/ml Eye drops, solution. Signs included sleepiness, floppiness, low body temperature, paleness and breathing difficulties. Should this happen, contact your doctor immediately.

Adults and Children

If Brimonidine Tartrate 2 mg/ml Eye drops, solution has been accidentally swallowed or if you have used more Brimonidine Tartrate 2 mg/ml Eye drops, solution than you should, please contact your doctor immediately.

If you forget to use Brimonidine Tartrate 2 mg/ml Eye drops, solution

If you forget to take a dose, apply it as soon as you remember. If, however, it is almost time for your next dose, you should omit the missed dose altogether and then follow your normal routine.

If you stop using Brimonidine Tartrate 2 mg/ml Eye drops, solution

To be effective Brimonidine Tartrate 2 mg/ml Eye drops, solution must be used every day. Do not stop using Brimonidine Tartrate 2 mg/ml Eye drops, solution until your doctor tells you to.

If you have any further questions on the use of this product, ask your doctor or pharmacist.

4. Possible side effects

Like all medicines, Brimonidine Tartrate 2 mg/ml Eye drops, solution can cause side effects, although not everybody gets them. The chance of having a side effect is described by the following categories:

The following eye side effects may be seen with Brimonidine Tartrate 2 mg/ml Eye drops, solution

Affecting the eye

Very common:

  • Irritation of the eye (eye redness, burning, stinging, a feeling of something in the eye, itching, follicles or white spots on the see-through layer which covers the surface of the eye)
  • Blurred vision
  • An allergic reaction in the eye

Common:

  • Local irritation (inflammation, redness and discomfort in the eye, swelling of the eyelid, swelling of the see-through layer which covers the surface of the eye, sticky eyes, pain and tearing)
  • Sensitivity to light
  • Erosion on the surface of the eye and staining
  • Eye dryness
  • Whitening of the see-through layer which covers the surface of the eye
  • Abnormal vision
  • Inflammation of the see-through layer which covers the surface of the eye
  • Small bulges on the back surface of the eyelids due to inflammation

Very rare:

  • Inflammation within the eye
  • Reduction in pupil size

Side effects where the occurrence is unknown:

  • Itching of eyelids

Affecting the body

Very common:

  • Headache
  • Dry mouth
  • Tiredness/drowsiness

Common:

  • Dizziness
  • Cold-like symptoms
  • Symptoms involving the stomach and digestion
  • Abnormal taste
  • General weakness

Uncommon:

  • Depression
  • Palpitations or changes in heart rate
  • Dry nose
  • General allergic reactions

Rare:

  • Shortness of breath

Very rare:

  • Sleeplessness
  • Fainting
  • High blood pressure
  • Low blood pressure

Side effects where the occurrence is unknown:

  • Skin reactions including redness, face swelling, itching, rash and widening of blood vessels

Reporting of side effects

If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via Yellow Card Scheme, Website: www.mhra.gov.uk/yellowcard

By reporting side effects you can help provide more information on the safety of this medicine.

5. How to store Brimonidine Tartrate 2 mg/ml Eye drops, solution

  • Keep this medicine out of the sight and reach of children.
  • Do not store above 25°C.
  • Do not use the bottle if the tamper-proof seal on the bottle is broken before first use.
  • Do not use Brimonidine Tartrate 2 mg/ml Eye drops, solution after the expiry date which is stated on the bottle label and the carton after EXP:. The expiry date refers to the last day of that month.
  • Throw the bottle away 28 days after opening, even if there is solution remaining.

Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help to protect the environment.

6. Contents of the pack and other information

What Brimonidine Tartrate 2 mg/ml Eye drops, solution contains

  • The active substance is brimonidine tartrate. One ml solution contains 2.0 mg brimonidine tartrate, equivalent to 1.3 mg of brimonidine.
  • The other ingredients are benzalkonium chloride as a preservative, poly

    (vinyl alcohol), sodium chloride, sodium citrate, citric acid monohydrate, water for injection, sodium hydroxide or hydrochloric acid for pH-adjustment.

What Brimonidine Tartrate 2 mg/ml Eye drops, solution looks like and contents of the pack

Brimonidine Tartrate 2 mg/ml Eye drops, solution is a clear, greenish-yellow to light greenish- yellow eye drop solution in a plastic bottle. Each bottle contains 5 ml of this medicine.

Marketing Authorisation Holder and Manufacturer

Brown & Burk UK Ltd 5 Marryat Close Hounslow West Middlesex TW4 5DQ

United Kingdom

This leaflet was last revised August 2026.

Further information about glaucoma is available from: International Glaucoma Association (IGA)

Tel: +44 (0) 1233 64 81 70

Fax: +44 (0) 1233 64 81 79 Email: info@iga.org.uk

(The IGA is an organisation which helps glaucoma patients and their relatives, and is not associated with Allergan.)

Package leaflet: Information for the user

Brimonidine Tartrate 2 mg/ml Eye drops, solution

Brimonidine tartrate

Size: 110(L) x 560(W) mm

Front Side

Size: 110(L) x 560(W) mm

Back Side

BBUK Code

Very commonOccurs in more than 1 out of 10 patients
CommonOccurs in fewer than 1 out of 10 patients
UncommonOccurs in fewer than 1 out of 100 patients
RareOccurs in fewer than 1 out of 1,000 patients
Very rareOccurs in fewer than 1 out of 10,000 patients

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk) · Marketing authorisation: PL 25298/0251

Last revision stated in the text: August 2026 · MHRA data as of 13 October 2026

Found a mistake? Tell us on the contact page.

The information on this site does not replace the advice of a doctor or pharmacist.

Facts about Brimonidine Tartrate 0.2% w/v (2 mg / ml) eye drops solution

Active substance Brimonidine
Strength 0.2% w/v
Pharmaceutical form Clear, greenish-yellow to light greenish-yellow solution.
Excipients Benzalkonium Chloride, Poly(vinyl alcohol), Sodium chloride, Sodium citrate, Citric acid monohydrate, Water for Injection, Hydrochloric acid (for pH-adjustment) or, Sodium hydroxide (for pH-adjustment)
Shelf life Before first opening: 2 years
After first opening: Use within 28 days.
Storage Do not store above 25°C.
Drug group (ATC) Sympathomimetics in glaucoma therapy
Marketing authorisation PL 25298/0251 (first authorised 28 January 2021)
Marketing authorisation holder Brown & Burk UK Ltd

Sources: the MHRA product information (products.mhra.gov.uk). Contains public sector information licensed under the Open Government Licence v3.0.