Bexacat vs Senvelgo: what's the difference?
How Bexacat and Senvelgo compare: what each is for, how it works, side effects and cost, side by side.
Last updated: October 2026 · 2 sources · see sources
Side by side
| Bexacat | Senvelgo | |
|---|---|---|
| Generic name | Bexagliflozin | Velagliflozin |
| Brand names | Bexacat | Senvelgo |
| For | Cats | Cats |
| Prescription | Prescription | Prescription |
| Used for | A daily pill for newly diagnosed diabetic cats that have never had insulin and are otherwise healthy. [1] | A daily liquid for newly diagnosed diabetic cats that have not been treated with insulin. [2] |
| How it works | It makes the kidneys pass extra sugar out in the urine (an SGLT2 inhibitor). [1] | An SGLT2 inhibitor: it helps the kidneys remove extra sugar through the urine. [2] |
| Common side effects | Low appetite, vomiting, diarrhea, less drinking, urination changes and low energy. [1] | Weight loss, vomiting, diarrhea, more thirst and urination, drooling and dehydration. [2] |
| Use with care | Not for cats that have had insulin. It can cause diabetic ketoacidosis, which can be life-threatening, so call your vet if your cat stops eating or seems weak. [1] | Not for cats previously treated with insulin. Watch for signs of ketoacidosis such as not eating, weakness or vomiting. [2] |
| Full guide | Bexacat guide | Senvelgo guide |
Key differences
On the basics they are alike: same kind of animal, same way to get them. The differences are in how they work and what else they cover, shown in the table above.
Which one is right for my pet?
That is a call for your vet. They weigh your pet's age, weight, other health problems, other medicines and what you can realistically give at home.
Switching from Bexacat to Senvelgo is common, but do it only with your vet's plan.
Common questions
What is the difference between Bexacat and Senvelgo?
Both are SGLT2 inhibitors for newly diagnosed diabetic cats that haven't had insulin. Bexacat is a pill; Senvelgo is a liquid.
Is Bexacat better than Senvelgo?
Neither is better for every pet. Your vet chooses based on your pet's species, age, health history, other medicines and what you can manage at home.
Can my pet take Bexacat and Senvelgo together?
Only if your vet says so. Some medicines in the same family should not be combined, and others are often used together. Always check before adding or switching.
Do Bexacat and Senvelgo need a prescription?
Bexacat: Yes. It needs a prescription from a veterinarian. Senvelgo: Yes. It needs a prescription from a veterinarian.
Related
This page is general information for planning, not veterinary advice. Talk to your vet about your own pet.