Emergency Referralsin Wentzville, MO
We partner with trusted 24-hour hospitals in the St. Louis area to ensure your pet receives immediate, specialized emergency care when needed.
Where to Go in an Emergency
If your pet is experiencing an emergency outside our regular hours, please contact one of the following facilities directly:
Veterinary Specialty Services (VSS Manchester)
1021 Howard George Drive
Manchester, MO 63021
Phone: (636) 227-9400
Website: vssstl.com
Veterinary Specialty Services (VSSS West)
Veterinary Specialty Services (VSSS West)
7770 Winghaven Blvd
O’Fallon, MO 63368
Phone: (636) 244-9004
Website: vssstl.com
Animal Emergency Clinic
334 Fort Zumwalt Square
O’Fallon, MO 63366
Phone: (636) 240-5496
Website: stlouisanimalemergencyclinic.org
Veterinary Emergency Group
250 Mid Rivers Mall Cir
St Peters, MO 63376
Phone: (636) 206-4789
Hawthorne Animal Hospital
5 Cougar Dr
Glen Carbon, IL 62034
Phone: (618) 288-3971
Website: hawthorneanimals.com
These hospitals are fully equipped for urgent and emergency care, including critical support for oncology patients. Their teams are experienced in managing cancer-related complications and can provide overnight or weekend monitoring if needed.
When to Seek Emergency Care
Please contact an emergency hospital immediately if your pet is experiencing:
- Difficulty breathing
- Persistent vomiting or diarrhea
- Collapse, fainting, or sudden weakness
- Uncontrolled bleeding or swelling
- Severe pain or distress
- Seizures or neurological changes
If you’re unsure whether your pet needs emergency attention, you can still call us during business hours at (636) 332-5041 — our team can help guide you to the right level of care.
Coordinated Follow-Up Care
When your pet is seen at one of our referral partners, our oncology team will communicate directly with their veterinarians to ensure a seamless transition of care. This collaborative approach allows us to stay informed and continue your pet’s treatment plan safely once they’re stable.
We’re Here for You
Cancer care can feel overwhelming, but you’re never alone. If your pet faces an urgent situation, these trusted emergency hospitals are ready to help — and our team will be here to support you as soon as we reopen.