Emergency Care

Is your Cat having an emergency?

Our Feline Experience Specialists are available to take your calls during clinic hours. For after-hours emergencies, you are automatically connected to our licensed RVT triage team when you call, or you can go directly to VEG. A real licensed professional is there for you 24/7.

Not Sure If It Is an Emergency?

When in doubt, call.

Call our Feline Experience Specialists during clinic hours and they will help assess your Cat’s situation. After hours, you are automatically connected to our licensed RVT triage team when you call our number, or call VEG directly. Their emergency doctors are available to speak with you 24 hours a day.

There is no charge to call and ask. If your Cat needs to be seen, you want them seen as quickly as possible. Always better safe than sorry.

Urgent, Seen Today

Prolonged vomiting or diarrhea (more than 24 hours)

Significant lethargy or unusual unresponsiveness

Not eating for more than 24 to 48 hours

Hiding more than usual combined with any other sign

Labored or rapid breathing without exertion

Visible signs of pain, guarding, hunching, crying

Eyes squinting or partially closed

Any litter box change combined with other signs

Go to an Emergency Vet Immediately If You See Any of These

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Open-mouth or labored breathing

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Collapse or inability to stand

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Seizure or uncontrolled tremors

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Suspected toxin or foreign body ingestion

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Straining to urinate with no output, especially in male Cats

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Unresponsiveness

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Severe trauma or injury

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Significant uncontrolled bleeding

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Sudden profound behavior change or extreme distress

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Pale, white, or blue gums

Emergency Hospitals

Veterinary Emergency Group (VEG) Open 24/7. No appointment needed.

All three Denver-area VEG locations are open 24 hours a day, 365 days a year. Walk in anytime, a veterinarian will see your Cat immediately. You can call ahead to speak with a doctor before you leave.

Closest to Stanley Marketplace

VEG Denver — Colfax

3845 E Colfax Ave
Denver, CO 80206

Open 24 Hours · Every Day

South Denver / DTC Area

VEG Denver Tech Center

6305 E Hampden Ave, Suite 101
Denver, CO 80222

Open 24 Hours · Every Day

West Denver / Edgewater

VEG Edgewater

5485 W 20th Ave
Edgewater, CO 80214

Open 24 Hours · Every Day

Already a CatsOnly Patient?

Call us during clinic hours before you leave. Our Feline Experience Specialists can send your Cat’s complete records to the emergency hospital before you arrive. If you have the CatsOnly App, your Cat’s entire medical record and diagnostics are accessible from your phone anytime, and you can share them directly at the ER.

Booking Online?

Not sure if this is a wait-for-an-appointment situation or an emergency?

Use these quick-reference guides to check whether the signs you are seeing could need attention sooner than your scheduled appointment. These are the same resources linked in your booking confirmation text.

01

Urinary & Litter Box

Is your Cat straining, crying, or not producing urine? Check this first.

02

GI & Digestive

Vomiting, not eating, suspected toxin ingestion, or abdominal signs.

03

All Other Concerns

Breathing, collapse, trauma, behavior change, vision, or anything else.

Common Feline Hazards

Know what is dangerous at home.

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Toxic Plants

Lilies (all species) are acutely life-threatening, even small amounts cause kidney failure. Also dangerous: tulip bulbs, daffodils, azalea, oleander, sago palm, pothos, and dieffenbachia.

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Human Medications

Never give a Cat human pain medications. Acetaminophen (Tylenol), ibuprofen (Advil), naproxen sodium (Aleve), and aspirin are toxic even in tiny doses. Many prescription medications are dangerous as well.

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Household Chemicals

Bleach, cleaning products, essential oils (tea tree, eucalyptus, peppermint), antifreeze, and rodenticides are highly toxic. Use Cat-safe cleaning products throughout your home.

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Toxic Foods

Onions, garlic, grapes, raisins, xylitol, alcohol, and caffeine are all toxic to Cats.

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Dog Flea and Tick Products

Permethrin-based topical flea and tick treatments designed for dogs are acutely toxic to Cats. Never apply a dog flea or tick product to a Cat or allow a Cat near a recently treated dog.

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Cannabis & Medicinal Mushrooms

Cannabis ingestion causes neurological signs, disorientation, and can be life-threatening depending on the amount and form. Certain medicinal mushrooms and supplements can also be toxic. When in doubt, call poison control immediately.

Suspected Ingestion?

Call ASPCA Poison Control immediately.

(888) 426-4435

Available 24/7 · Consultation fee may apply

During Clinic Hours

How our Feline Experience Specialists can help.

01

Urgency Assessment

Not sure if your Cat’s situation is urgent? Call us. Our Feline Experience Specialists will help you determine whether your Cat should be seen today, needs emergency care, or can wait for a regular appointment.

02

Records Access

If you have the CatsOnly App, your Cat’s entire medical record and diagnostics are accessible from your phone. If needed, our team can also send the full records directly to the ER when available, so the emergency team has full context before you walk in.

03

Same-Day Booking

If your concern is urgent but not a go to emergency now situation, our Feline Experience Specialists can book your Cat in for the earliest available same-day or next-day appointment.