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Symptom guide · See a vet in person

Dog Excessive Thirst & Urination

Drinking more, asking to go out more, larger urine clumps, or new accidents — classic signs that need medical workup.

Causes

7

Red flags

5

Prone breeds

8

Related

3

Triage

See a vet in person

Persistent increased thirst or urination usually needs lab work and a urinalysis, so this is an in-person vet issue rather than a supplement problem.

When to call the vet now

Any of these signs means telehealth isn't enough — get in-person vet care today.

  • ×sudden dramatic increase in drinking
  • ×new urinary accidents in a house-trained dog
  • ×increased thirst plus weight loss
  • ×straining to urinate or blood in urine
  • ×vomiting, weakness, or sweet/fruity breath
Causes

Common causes

  • diabetes mellitus
  • kidney disease
  • Cushing's disease
  • urinary tract infection
  • liver disease
  • certain medications such as steroids or diuretics
  • diet changes or salty foods
Breeds

Breeds most prone to excessive thirst & urination

Not exhaustive — any dog can have this. These breeds are just more commonly affected.

Recommended

What can help

Products and services matched to this symptom.

telehealth

Dutch

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  • Unlimited vet chats
  • Rx delivered to door
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See Dutch
telehealth

Vetster

Book online vet appointments with licensed professionals

  • Licensed vets online
  • 24/7 appointment access
  • Video, chat, and voice
  • Prescription support where permitted
See Vetster
Related

Related symptoms

Searchbreed is not a veterinary service and does not diagnose or prescribe. This is educational content to help you understand your dog's symptoms. For diagnosis and treatment, talk to a licensed vet.