BETAGAN 0.5% Liquifilm: Your Guide to Usage and Dosage

Betagan 0.5% Liquifilm, a sterile ophthalmic solution, is a medication designed to address eye conditions, particularly glaucoma. This article provides essential information about Betagan 0.5% Liquifilm to ensure safe and effective use.

Getting Started

Before you begin using Betagan 0.5%, here are some key points to consider:

  • If you have any questions, consult your doctor or pharmacist.
  • Remember, Betagan 0.5% has been prescribed for your specific condition and should not be shared with others.

Understanding the Medication

  1. Active Ingredient:
    • Betagan 0.5% contains levobunolol hydrochloride at a concentration of 5 mg/ml.
  2. Additional Ingredients:
    • Polyvinyl alcohol
    • Sodium chloride
    • Disodium edetate
    • Sodium phosphate dibasic heptahydrate
    • Potassium dihydrogen phosphate
    • Purified water
    • Sodium metabisulphite (E223)
    • Benzalkonium chloride (0.004% m/v) as a preservative.

Why Betagan 0.5% is Used

Betagan 0.5% contains levobunolol, which belongs to a group of medicines called beta-blockers. It is designed for eye use to treat glaucoma by reducing intraocular pressure, which helps manage the condition.

Before You Use Betagan 0.5%

Make sure not to use Betagan 0.5% if you:

  • Are allergic to levobunolol, benzalkonium chloride, or other ingredients.
  • Have a history of asthma, lung diseases, heart problems, or heart rhythm disorders.
  • Are not recommended for children’s use.

In the following conditions, talk to your doctor before using Betagan 0.5%:

  • Asthma or other breathing problems
  • Heart problems
  • Blood pressure issues
  • Chest pain when resting (Prinzmetal’s angina)
  • Kidney or liver problems
  • Poor blood circulation
  • Diabetes or low blood sugar (hypoglycemia)
  • Excessive acid in your blood
  • Thyroid problems
  • Depression
  • Allergies
  • Chronic eye inflammation
  • History of skin rashes or dry eyes
  • Eye surgery to lower eye pressure

Regular eye examinations are necessary when using Betagan 0.5%, especially with benzalkonium chloride as a preservative.

Special Precautions

If you have a history of breathing problems or heart disease, your doctor may monitor you closely. Be cautious if you have allergies as epinephrine doses may need adjustment.

Using Betagan 0.5%

Here’s how to use Betagan 0.5% properly:

  • Wash your hands before application.
  • Tilt your head back and look up.
  • Gently pull down the lower eyelid to create a small pocket.
  • Turn the bottle upside down and squeeze one drop into each eye requiring treatment.
  • Keep the treated eye closed, pressing your finger against its inner corner for one minute.
  • Avoid touching your eye or any surfaces with the dropper.
  • Recap the bottle tightly.
  • Wipe off excess liquid with a clean tissue.
  • Do not swallow the drops.

Follow your doctor’s instructions for the duration of treatment and do not discontinue it prematurely. Consult your doctor or pharmacist if you believe the medication is too strong or too weak.

Overdose and Missed Dose

If you use too many drops, wash your eyes with clean water. In case of accidental ingestion, contact a doctor or a hospital immediately.

If you miss a dose, use it when remembered, unless it’s nearly time for your next dose. Do not double the dose.

Possible Side Effects

Betagan 0.5% may have side effects. Common side effects include eye irritation, eye pain, redness, and eyelid inflammation.

Contact your doctor immediately if you experience:

  • Rash, breathing difficulties, swelling of lips, face, throat, or tongue.
  • Breathing difficulties or loss of consciousness.
  • Irregular heartbeats or low blood pressure.

Other side effects with unknown frequency include depression, vision issues, and more. Consult your doctor for any unusual symptoms.

Storage and Disposal

  • Keep all medicines out of reach of children.
  • Store at or below 25°C.
  • Discard the bottle four weeks after opening, even if there is leftover solution.
  • Do not dispose of Betagan 0.5% in drains or sewage systems.
  • Return unused or expired medicine to your pharmacist.


Betagan 0.5% Liquifilm comes in sterile dropper bottles containing 5 ml solution.

Contact Information

For any queries or concerns, reach out to:

Allergan Pharmaceuticals (Pty) Ltd 30 New Road (entrance off Bavaria Road) Randjespark Ext. 11, Midrand, 1682 Johannesburg, Gauteng SOUTH AFRICA Tel. no.: (011) 545 6600

This guide serves as a general overview. Consult your healthcare professional for personalized advice on Betagan 0.5% usage and dosage.