Short answer
True dry eye in dogs, known as keratoconjunctivitis sicca (KCS), is a condition where the eyes do not make enough tears. It typically needs a vet’s diagnosis and ongoing treatment. Home steps can support your dog’s comfort, but they are not a substitute for veterinary care, and no home remedy has been shown to cure it.
What dry eye is and what it looks like
Tears keep the surface of the eye lubricated and healthy. When tear production drops, the eye can become irritated and sore. Signs can include:
- Redness
- Thick, sticky, yellow or green discharge
- Squinting or blinking a lot
- Rubbing or pawing at the eye
- A dull or dry-looking surface
- Cloudiness or pigment change on the eye over time
Some breeds are listed as more commonly affected, and in many dogs the cause is thought to involve the immune system, though other causes exist. Signs like these can also come from other eye problems, which is why an exam matters.
Why home remedies alone are not enough
Without treatment, dry eye can lead to corneal ulcers, scarring, and loss of vision. Vets usually confirm the diagnosis with a tear test and then prescribe medication to help stimulate tear production or reduce inflammation, often long term. Home care can sit alongside that plan.
Safe comfort steps at home
Check with your vet first, especially if the eye is red or your dog is squinting.
- Gently wipe discharge. Use a clean, soft cloth or cotton pad dampened with clean lukewarm water, wiping away from the eye. Use a fresh pad for each eye, and do not touch the surface of the eyeball.
- Use only vet-recommended lubricants. Your vet may suggest a plain lubricating drop or gel to use alongside prescription treatment. Ask which product and how often, rather than choosing on your own.
- Follow the treatment plan. Give prescribed medication as directed and do not stop when the eyes look better unless your vet says so.
- Limit irritants. Keep smoke, dust, strong sprays, and wind in the face to a minimum, and keep hair around the eyes trimmed if it irritates.
- Prevent rubbing. If your dog paws at the eye, ask the vet about a protective cone.
- Keep follow-up appointments. Dogs with dry eye often need rechecks to adjust treatment.
What not to put in your dog’s eyes
Avoid redness-relief drops, leftover antibiotic or steroid drops, and any product not made or approved for the eyes. Some can worsen certain eye conditions. See our article on human eye drops for dogs for more on which products to avoid.
Homemade eye drops
It is understandable to look for something quick, but homemade drops are not recommended. They are hard to make sterile, may contain irritating ingredients, and can introduce bacteria to an eye that is already vulnerable. Teas, honey, or herbal rinses are not proven to help and can irritate. If you want a lubricant, ask your vet for a specific product.
What the vet may do
Your vet may measure tear production, check the surface of the eye with a stain, and look for ulcers or other problems. Treatment can include prescription drops that help the eye produce tears or calm inflammation, lubricants, antibiotics if infection is present, and in some cases surgery. Your vet will tailor this to your dog.
Can dry eye be reversed?
Dry eye is often a condition that is managed rather than cured. Some dogs respond well to treatment and do comfortably for years, while others need lifelong therapy. Early diagnosis tends to give better outcomes, so do not wait for signs to worsen.
When to see a vet urgently
Contact a vet promptly if you notice squinting, cloudiness, a visible crater or spot on the eye, heavy discharge, or sudden worsening. Eye ulcers can progress quickly.
FAQ
What can I put in my dog’s eyes for dryness?
Only products your vet recommends. A plain lubricant may be suggested, but the choice depends on your dog.
How do I make homemade eye drops for my dog?
Vets advise against it because of infection and irritation risks.
Is dry eye in dogs painful?
It can be uncomfortable or painful, especially if the surface of the eye is damaged. Dogs often show it by squinting or rubbing.