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Dog Eye Discharge: Common Causes and When to See a Vet
Eye discharge in dogs is remarkably common — but not always harmless. It can range from normal tear drainage to serious signs of infection or injury that require immediate veterinary attention. Understanding the different types of discharge and their meanings empowers you to make informed decisions about your dog's health.
Understanding Normal vs Concerning Eye Discharge
What's Normal
Healthy dogs produce tears to lubricate and protect their eyes. Small amounts of clear discharge, particularly in the morning, are typically normal. However, any sudden changes in colour, consistency, or volume warrant closer attention.
Red Flags to Watch For
  • Thick, coloured discharge (yellow, green, or bloody)
  • Persistent squinting or pawing at eyes
  • Swelling around the eye area
  • Cloudiness in the eye itself
  • Behavioural changes or signs of pain

At Waterfall Kennels & Cattery, our trained staff monitor every guest for early signs of eye irritation or infection, ensuring prompt care when needed.
Types of Dog Eye Discharge: A Visual Guide
Clear, Watery Discharge
Often caused by allergies, wind, or dust exposure. May be normal in flat-faced breeds like Pugs and Bulldogs. Monitor for accompanying redness or excessive squinting.
White or Gray Discharge
Dried tears mixed with natural oils, mucus, and environmental debris. Common upon waking and usually harmless. Should wipe away easily with a damp cloth.
Reddish-Brown Stains
Caused by porphyrin pigments in tears. Primarily a cosmetic issue, especially noticeable in light-coloured dogs. Can be minimised with regular, gentle cleaning.
When Eye Discharge Signals Trouble
Yellow or Green Mucus
Indicates bacterial or viral infection requiring immediate veterinary attention. Often accompanied by redness, swelling, or obvious discomfort. Never attempt to treat this at home.
Thick Discharge with Pain
May signal serious conditions like corneal ulcers, severe conjunctivitis, or eye trauma. Can lead to permanent vision loss if left untreated. This constitutes a veterinary emergency.
These symptoms require prompt professional care. Contact your veterinarian immediately if you observe thick, coloured discharge accompanied by squinting, pawing, or behavioural changes indicating pain.
Breed-Specific Eye Care Considerations
Brachycephalic Breeds
Flat-faced dogs like Pugs, Bulldogs, and Pekingese often have shallow eye sockets and tear duct abnormalities. They're prone to dry eye and may have more visible discharge due to their facial structure.
Long-Haired Breeds
Dogs with flowing coats around their faces, such as Shih Tzus and Afghan Hounds, may trap debris and bacteria near their eyes. Regular grooming prevents irritation and infection.
Active Outdoor Dogs
Working breeds and outdoor enthusiasts are more susceptible to environmental irritants, foreign bodies, and minor injuries that can cause discharge. Regular post-activity eye checks are essential.
Safe Home Care for Minor Eye Discharge
01
Use Proper Cleaning Solutions
Only use veterinarian-approved eye wipes or sterile saline solution. Avoid human eye drops, which can be harmful to dogs.
02
Maintain Proper Hygiene
Keep fur trimmed around the eye area to prevent irritation. Use a separate, clean cloth for each eye to avoid cross-contamination.
03
Monitor Environmental Factors
Avoid harsh shampoos near the eye area and identify potential allergens. Keep your dog's environment clean and dust-free when possible.
04
Document Changes
Monitor for changes in colour, consistency, or your dog's behaviour. Take photos if discharge appears abnormal to share with your veterinarian.
Professional Eye Care at Waterfall Kennels & Cattery
Vigilant Monitoring
Our experienced staff receive specialised training to spot early signs of eye infections, irritation, and injury. We maintain detailed health records and provide immediate attention when concerns arise.
Specialised Care
We develop personalised care routines for breeds prone to eye issues, ensuring comfortable stays in our quiet, secure environment that's ideal for recovery and healing.
Our comprehensive approach includes transparent pricing, detailed care protocols, and access to over 100 frequently asked questions in our extensive blog resources.
When to Seek Emergency Veterinary Care
Immediate Attention Required
  • Sudden onset of thick, coloured discharge
  • Obvious pain or constant squinting
  • Cloudiness or changes to the eye surface
  • Swelling that affects the entire eye area
Don't Wait
  • Bloody discharge of any amount
  • Foreign objects visible in or around the eye
  • Suspected chemical exposure
  • Behavioural changes indicating severe discomfort
Eye injuries and infections can progress rapidly, potentially leading to permanent vision loss. When in doubt, err on the side of caution and contact your veterinarian immediately.
Prevention: Keeping Your Dog's Eyes Healthy
Regular Check-ups
Schedule routine veterinary examinations to catch problems early
Proper Grooming
Keep facial hair trimmed and maintain clean eye areas
Clean Environment
Reduce allergens and irritants in your dog's living space
Quality Nutrition
Support overall health with proper diet and supplements as recommended
Partner with Waterfall Kennels for Comprehensive Care
At Waterfall Kennels & Cattery, we understand that your dog's health extends far beyond basic boarding. Our commitment to wellness-focused care means we're equipped to monitor, support, and respond to eye health concerns with the expertise and attention your pet deserves.
Whether you need short-term boarding or extended care during your dog's recovery, our facilities provide the perfect environment for healing and comfort. Contact us to discuss how we can support your dog's ongoing health and wellbeing.

Get Started Today
Contact Information
Telephone: +27 11 467 3103 / 3193
Richard Stubbs: +27 83 655 0355
Accounts: +27 72 288 1558
Address: 179 Inchanga Road, Maroeladal – Fourways
Business Hours
Monday – Friday: 07H00 – 11H00 and 16H00 – 18H00 Saturday: 08H00 – 11H00 Sunday & Public Holidays: Closed
Creating a peaceful multi-pet household takes patience, preparation, and sometimes professional guidance. Don't hesitate to reach out—we're here to help you and your pets build lasting, harmonious relationships.