Alphagan Eye drops contain the active ingredient Brimonidine Tartrate. They are a widely used treatment in Australia for reducing elevated intraocular pressure (IOP), which is associated with Glaucoma or Ocular Hypertension. Alphagan is trusted by Australian eye doctors to protect your sight by lowering the pressure in the eye and preventing optic nerve damage.
What is Alphagan Eye Drop?
Alphagan is an alpha-2-adrenergic eyedrop designed to reduce fluid production in the eye and increase drainage, thus lowering intraocular tension. This eye drop is prescribed to treat:
- Open-angle glaucoma
- Ocular hypertension (high eye pressure)
How Alphagan Works
Mechanism of Action
Brimonidine stimulates the alpha-2 receptors of the eye. The result is:
- Reduced aqueous humour production
- Increased uveoscleral outflow (fluid drainage)
Alphagan reduces intraocular tension by balancing fluid dynamics. This helps to protect the optic nerve from injury that could lead to loss of vision.
Key Features
| Feature | Details |
| Active Ingredient | Brimonidine tartrate |
| Strength | 0.15% or 0.2% w/v solutions (check product specifics) |
| Form | Sterile ophthalmic solution |
| Use | Treatment of elevated intraocular pressure |
| Application | 1 drop into affected eye(s), usually 2-3 times daily |
| Prescription | Only prescription-only medications in Australia |
| Suitable for | Adults with glaucoma and ocular hypertension |
| Storage | Protect from freezing and light by storing below 25°C |
| Shelf Life After Opening | Use within 4 weeks after opening |
Benefits of Alphagan Eye Drops
Effective Pressure Control
Alphagan is shown to reduce IOP in clinical studies, which can help prevent glaucoma.
Neuroprotective Effects
Brimonidine can protect optic nerve cells in ways that go beyond pressure reduction.
Convenient Dosage
Alphagan is typically applied 2 to 3 times per day, making it a simple and manageable regimen for patients.
Well-Tolerated
The majority of users have minimal side effects when they follow the recommended regimen.
How to Use Alphagan Eye Drops
- Before using, wash your hands.
- Pull down your lower eyelid and tilt back your head to create a pocket.
- Instil a drop in the eye or eyes affected.
- To reduce systemic absorption, gently close your eyes and press on the inner corner of each eye for about 1-2 minutes.
- You should wait at least five minutes after applying eye drops before using any other medication.
Potential Side Effects
Although generally well-tolerated, side effects can include:
- Mild eye redness or irritation
- Dry mouth
- Fatigue or drowsiness
- Allergic reactions (rare)
- Changes in taste sensation
Consult your eye doctor immediately if you experience severe side effects or persistent symptoms.
Precautions
- Tell your doctor about any history of heart disease, low blood pressure, or depression.
- Do not use contact lenses unless your doctor has advised you to do so.
- Consult your physician before discontinuing any medication.
- Children under the age of 18 should not be allowed to consume alcohol without the advice of a specialist.
Storage and Handling
- Alphagan should be stored at room temperature (below 25°C).
- Avoid freezing the bottles and protect them from exposure to light.
- After 4 weeks, throw away the bottles.
- Children should not be allowed to touch the product.
Who Should Use Alphagan?
Alphagan can be used by adults with the following diagnoses:
- Open-angle glaucoma
- Ocular hypertension needing IOP control
When to Avoid Alphagan
- Allergy to any component of the eye drops or brimonidine
- Severe cardiomyopathy without medical clearance
- Use of MAOIs and Monoamine Oxidase Inhibitors in Concurrent Therapy
- No doctor approval for pregnancy or breastfeeding
Frequently Asked Questions (FAQs)
What is Alphagan eye drop used for?
Alphagan lowers intraocular tension in patients with glaucoma or ocular hypertension.
How often should I use Alphagan?
As a general rule, you should apply 1 drop to each eye affected 2-3 times per day, or according to the prescription.
Can Alphagan be used with contact lenses?
Wait at least 15 minutes before reinserting lenses.
Are there common side effects?
Serious reactions, such as severe eye irritation or dry mouth, are very rare.
Can I stop Alphagan when my symptoms improve?
No, continue treatment, unless your eye physician advises otherwise.
Is Alphagan safe during pregnancy?
If you are pregnant or nursing, consult your doctor before using.
How should I store Alphagan?
Discard after 4 weeks if you don’t use it. Keep the temperature below 25°C and away from sunlight.
What should I do if I miss a dose?
You should use it immediately if you can remember, unless the next dose is near.
Can Alphagan interact with other medications?
Tell your doctor all the medications you are taking to prevent any interactions.
Who should not use Alphagan?
People with brimonidine allergies, heart conditions, or high blood pressure, and MAOI users.
Final Note
Alphagan Eye Drops, also known as Brimonidine, are a trusted solution for managing intraocular tension in Australians with glaucoma and ocular hypertension. Alphagan can help protect your eyesight for the long term with proper usage and regular monitoring.














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