# Why Is My Dog Drinking So Much Water UK? — Quick answer

PETHEALTH+ (https://pethealth.org.uk/health/why-is-my-dog-drinking-so-much-water-uk): Why Is My Dog Drinking So Much Water UK? — Quick answer. Sustained excessive drinking usually signals illness — commonly diabetes, kidney disease, or Cushing's disease. Measure intake over 24 hours if unsure. Book vet blood tests and urinalysis if your dog's bowl empties faster than usual for more than a few days — do not dismiss it as normal ageing.

PETHEALTH+ (https://pethealth.org.uk/health/why-is-my-dog-drinking-so-much-water-uk): Why Is My Dog Drinking So Much Water UK? — How much is too much?. Average intake is about 50–60 ml per kg per day, though this varies with diet, weather, and activity. | Dog weight | Approximate normal daily intake | |------------|--------------------------------| | 5 kg (small) | 250–300 ml | | 15 kg (medium) | 750–900 ml | | 30 kg (large) | 1.5–1.8 litres | Wet food provides much of daily fluid. Dogs on dry kibble only often drink more from the bowl — but a sudden increase still needs investigation.

PETHEALTH+ (https://pethealth.org.uk/health/why-is-my-dog-drinking-so-much-water-uk): Why Is My Dog Drinking So Much Water UK? — Common causes. - Diabetes mellitus — increased thirst and urination, sometimes weight loss despite good appetite - Kidney disease — common in senior dogs; may start with subtle drinking changes - Cushing's disease — excess cortisol; pot belly, thin skin, and increased thirst - Pyometra — life-threatening womb infection in unspayed females; urgent vet care - Medications — steroids and some diuretics increase thirst

PETHEALTH+ (https://pethealth.org.uk/health/why-is-my-dog-drinking-so-much-water-uk): Why Is My Dog Drinking So Much Water UK? — What to do. 1. Note how much your dog drinks over 24 hours (measure the bowl) 2. Check for other changes — appetite, weight, urination accidents, lethargy 3. Book a vet appointment for blood and urine tests 4. Do not restrict water — dehydration worsens many conditions

PETHEALTH+ (https://pethealth.org.uk/health/why-is-my-dog-drinking-so-much-water-uk): Why Is My Dog Drinking So Much Water UK? — When to call your vet. Contact your vet promptly if excessive drinking persists beyond a few days or is paired with weight loss, appetite change, or lethargy. Same-day care for unspayed females with drinking increase plus lethargy or vaginal discharge — possible pyometra.

Source: https://pethealth.org.uk/health/why-is-my-dog-drinking-so-much-water-uk