Lactulose for dogs
Short answer: Published guidance for dogs: VET-DIRECTED: commonly 0.5-1 mL/kg, every 8-12h.
Safety: Dose is titrated to stool quality by the vet.
Sold as generic syrup. Published reference range, cited. Enter your dog's weight below.
Reference tool, not medical advice. Always confirm with your veterinarian.
Published dose range
Published guidance for dogs: VET-DIRECTED: commonly 0.5-1 mL/kg, every 8-12h.
Source: Merck Veterinary Manual →
Dose is titrated to stool quality by the vet. Reference card only.
Skip it or ask a vet first if
self-directed use
If you think you overdosed
Call the Pet Poison Helpline: 855-764-7661 or ASPCA Poison Control: 888-426-4435. Both are staffed 24/7 by veterinary toxicologists.
See also
Related GI (Rx in practice) doses for dogs
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