A dog with a newly red, discharging or squinting eye should receive prompt veterinary advice. Call the same day, especially if the eye seems uncomfortable. Sudden vision loss, a serious eye injury, severe pain or an eye displaced from its socket needs emergency care immediately. Do not assume the problem is an infection or choose eye drops without veterinary guidance.
Eye changes can be worrying, particularly when your dog is otherwise eating and playing normally. You do not need to identify the condition before calling. Describe what you see, when it started and whether your dog seems uncomfortable. That gives the veterinary team a useful starting point.
This guide explains when to seek help, why similar-looking eyes can need different treatments, and what information to have ready. It is general information, not a diagnosis for your dog.
When is a dog’s eye problem an emergency?
Seek immediate veterinary care for sudden loss of vision, a major injury, an eye that is visibly displaced, or an object embedded in the eye. Do not try to remove an embedded object yourself. Severe eye pain or a rapidly worsening eye also warrants an immediate call—not an online appointment request for a later date.
The Merck Veterinary Manual’s ophthalmic-emergency guidance explains that some eye emergencies require rapid treatment to preserve vision.
A suddenly red, cloudy or enlarged-looking eye, especially with pain or a change in vision, can be a warning sign of glaucoma. This involves excessive pressure inside the eye and cannot be checked by looking at a photo. Do not press on the eye to assess it. Merck’s guide to glaucoma in dogs recommends immediate veterinary attention for suspected signs.
If Lakeview is closed or cannot assess your dog promptly, contact an emergency veterinary hospital. Do not wait for us to reopen when emergency signs are present.
Which eye changes should I call about today?
Contact your veterinary team the same day for new or persistent redness, increased discharge, repeated blinking, squinting, rubbing at the face, or keeping one eye partly closed. Mention cloudiness, swelling or a noticeable difference between the two eyes. Let the team determine how quickly your dog needs to be seen.
Persistent redness accompanied by discomfort or a vision change deserves investigation, according to the University of Illinois College of Veterinary Medicine. An eye that looks only mildly irritated can still need an examination.
For local advice, call (587) 463-9002. Our urgent and same-day veterinary care page explains how to contact Lakeview before travelling. Appointment availability must be confirmed; a website request is not emergency triage.
Does eye discharge mean my dog has an infection?
Not necessarily. “Conjunctivitis” describes inflammation of the tissue lining the eyelids and covering part of the eye; it does not identify the underlying cause. Redness and discharge can accompany irritation, allergies, eyelid problems, foreign material or other eye disease. An infection is one possibility, not an automatic conclusion.
The Merck Veterinary Manual’s explanation of conjunctival disorders describes why examination and history matter. Treating only the surface symptoms may leave the underlying problem unresolved.
Tell the clinic whether discharge is watery, sticky or thick, whether one or both eyes are affected, and whether the appearance is changing. Those details are useful observations—not a reliable way to select an antibiotic or diagnose the problem at home.
Why does squinting matter?
Squinting or repeated blinking can be a sign of eye discomfort. One possible cause is damage to the cornea, the clear front surface of the eye. A scratch, foreign material or chemical exposure can injure this surface; some injuries develop into deeper ulcers.
A small corneal injury may not be obvious in a photograph. A veterinarian may use a special dye to look for surface damage. Merck’s corneal-disorders guide stresses prompt attention to corneal injury because this tissue is important for vision.
Recent rough play, a collision or an animal bite is also important to mention. Injury inside the eye can follow an impact, even when the event was brief. The American College of Veterinary Ophthalmologists’ trauma guidance describes why prompt evaluation matters after an eye injury. Do not wait for a dramatic external wound before reporting what happened.
What should I do while arranging care?
Phone first and follow the instructions given for your dog. Do not use leftover prescriptions, another pet’s medication or human redness-relief drops unless a veterinarian specifically directs you to. Tell the clinic about anything already applied, including the product name and when it was used.
Avoid rubbing, pressing on or forcing open a painful eye. Ask the team how to prevent your dog from pawing at it safely. If there has been a chemical splash, seek immediate veterinary guidance rather than spending time trying household remedies or identifying a diagnosis online.
If the team advises cleaning discharge from the surrounding fur, handle the area gently and avoid touching the eyeball. Cleaning does not treat the underlying condition. Once medication is prescribed, follow the label and ask for a demonstration if needed. The ACVO’s eye-medication tips cover clean hands, gentle cleaning around the eye and avoiding contact between the bottle tip and the eye.
What information helps the veterinary team?
Before calling, gather these details without delaying urgent care:
- Your dog’s age and any previous eye problems.
- When you first noticed the change and whether it is getting worse.
- Whether one or both eyes are affected.
- Any squinting, rubbing, cloudiness or apparent difficulty seeing.
- Recent grooming, rough play, injury or possible chemical exposure.
- Current medicines and any eye products already used.
A clear photo taken without handling the eye may help document a change, but it cannot replace an examination. You can simply say, “The left eye became red this morning, and my dog keeps closing it.” A description like that is more useful than trying to decide which disease name fits.
What might happen at the appointment?
Your veterinarian will use your dog’s history and examination findings to decide what investigation is appropriate. Eye assessments may include measuring tear production, checking for corneal injury with fluorescein dye, or measuring pressure inside the eye. Different tests answer different questions; the plan depends on the findings.
Bring current medication containers and relevant records. Ask what the proposed tests can show, what treatment is intended to do, when a recheck is needed, and which changes mean you should call sooner. Some conditions require referral. The ACVO’s guide to a pet eye examination explains common testing and preparation. It is not a promise that every test or specialist service is available at every clinic.
Common questions
My dog’s eye is red but they are acting normally. Can I wait?
Normal appetite and energy do not rule out an eye problem. Call for advice about a new or persistent change, especially if your dog squints, rubs the eye or seems uncomfortable. Do not use normal behaviour as a reason to ignore a worsening eye.
Can dog eye infections clear up without treatment?
There is no safe blanket answer because the cause has not been established. What looks like an infection may be something else. An examination helps avoid waiting on a condition that needs a different treatment.
Can allergies cause red or watery eyes?
Yes, allergies and environmental irritation are possible causes, but an allergy history does not prove that a new eye problem is allergic. Pain, squinting or a change in vision should not be dismissed as seasonal irritation. Our pet-allergy guide offers broader background; it is not a substitute for an eye assessment.
Should I request an appointment online or call?
For a current eye concern, call so the team can advise on timing. For severe pain, injury or sudden vision changes, seek immediate emergency veterinary care. Online messages are not an appropriate way to manage an emergency.
Need advice about your dog’s eye in Edmonton?
Call Lakeview Animal Hospital at (587) 463-9002 and describe the symptoms before travelling. We are at 4351 Savaryn Dr SW, Edmonton. Our team can discuss appointment availability and the appropriate next step for your pet.
Visit our contact page for clinic hours, directions and non-urgent appointment requests. If urgent care is needed outside our hours, contact an emergency veterinary hospital rather than waiting for a reply.