Pet Symptom Checker

Allergic reaction, severe

Medical name: Anaphylaxis

Emergency Warnings



  • Stressful breathing
  • Loss of bowel control
  • Uncontrolled urination
  • Itchy skin
  • Salivating too much
  • Swelling from fluid
  • Unsteady walking


Anaphylaxis occurs when your pet has had a severe allergic reaction to an allergen, such as a bee sting. This condition is most commonly characterized by labored, distressed breathing, and can also be characterized by unsteady walking, loss of bowel and urinary control, swelling or excessive drooling, or itching skin. If you suspect that your pet is suffering from a severe allergic reaction, you should consider this an emergency and seek veterinary help immediately, as anaphylaxis can be fatal.

Zootoo does not provide veterinary medical advice, diagnosis, or treatment. Always seek the advice of a veterinarian with any questions you may have regarding your pet’s medical condition.
If you think your pet may be experiencing a medical emergency, call your veterinarian or an emergency animal care facility immediately.

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