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Scare Up the Fun, Not the Eye Infections This Halloween

Planning a spooky look? CODET Vision Institute explains how to avoid frightening eye infections from costume contact lenses this Halloween.

As Halloween approaches, many enjoy transforming their look with creative costumes — and sometimes, spooky contact lenses. However, not all decorative lenses are safe for your eyes.

At CODET Vision Institute, we remind the community that all contact lenses, including costume or colored varieties, require a prescription and professional fitting. Products labeled “one size fits all” may pose serious risks to eye health, including infection and vision loss.

The American Academy of Ophthalmology and CODET Vision Institute urge patients to only purchase FDA-approved lenses from authorized retailers that require a valid prescription.

The Hidden Dangers of Costume Contact Lenses

Costume contact lenses may seem like a quick and fun way to complete a Halloween look, but the consequences of using unapproved lenses can be far more serious than expected.

At CODET Vision Institute, we frequently see patients who develop eye infections or corneal damage after wearing non-regulated decorative lenses. Contact lenses that are not designed for your specific eye shape can scratch the cornea, creating openings for bacteria and viruses that cause infections.

In severe cases, these infections can result in corneal ulcers, scarring, or even blindness. A proper prescription and fitting by an eye care professional are essential to prevent these complications.

How to Keep Your Eyes Safe This Halloween

Follow these recommendations from our ophthalmologists to enjoy a safe and healthy Halloween:

  • Purchase only FDA-approved lenses. Always buy from reputable sources that require a prescription. Avoid online or street vendors offering non-approved products.
  • Do not share contact lenses or eye cosmetics. Sharing increases the risk of bacterial and viral infections, including conjunctivitis.
  • Practice proper hygiene. Clean, disinfect, and handle lenses according to your doctor’s instructions. Never use water or saliva as substitutes for lens solution.
  • Limit wear time. Decorative lenses are often made from less breathable materials. Limit use to 4–5 hours and never sleep in them.
Infographic: Using colored contacts safely (October 2025)

Recognize Early Signs of Infection

Seek medical attention promptly if you experience redness, swelling, discharge, pain, or blurred vision after wearing contact lenses or eye makeup. Early evaluation by an ophthalmologist can prevent serious complications and protect your vision.

CODET Vision Institute: Protecting Your Eyes, Every Season

For nearly four decades, CODET Vision Institute has provided world-class eye care and surgical excellence to patients from Mexico and around the world. Our specialists are dedicated to preserving and enhancing vision health through preventive care, innovation, and patient education.

If you plan to wear decorative contact lenses this Halloween, schedule a comprehensive eye exam with our experts to ensure your eyes remain healthy and safe.

Source: American Academy of Ophthalmology | Colored Contacts and Halloween Safety