Loss of appetite after Dexamethasone + Neomycin + Polymyxin B in dogs

The FDA has received 31 reports of loss of appetite in dogs after Dexamethasone + Neomycin + Polymyxin B. That is 19% of all reports for this medicine, compared with 8.4% across reports for all dog medicines, so it is reported unusually often with this medicine.

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How soon it started

How the animals did

Problems reported at the same time

Age of the animals

About this medicine

Dexamethasone reduces inflammation and immune activity.

Steroids commonly cause increased thirst, urination and appetite, especially at higher doses.

Questions owners ask

Can Dexamethasone + Neomycin + Polymyxin B cause loss of appetite in dogs?

31 reports link the two, but a report alone does not prove the medicine was the cause: other illnesses, other medicines or coincidence can be involved. Your vet can judge it for your animal.

How soon after a dose was it reported?

In half of the reports with dates, it started within 45 days of the first dose.

What should I do?

Don't give another dose until you've spoken to your vet, and keep the packaging so you can tell them the product and dose. Your vet can also report it to the FDA (or you can, through the manufacturer or FDA form 1932a).

Loss of appetite with similar medicines

• Loss of appetite after Prednisone 1,664 reports · 19% of its reports
• Loss of appetite after Dexamethasone 706 reports · 26% of its reports
• Loss of appetite after Prednisolone + Trimeprazine 253 reports · 12% of its reports
• Loss of appetite after Prednisolone 225 reports · 19% of its reports
• Loss of appetite after Miconazole + Polymyxin B + Prednisolone 55 reports · 5.0% of its reports
• Loss of appetite after Dexamethasone + Neomycin + Thiabendazole 53 reports · 8.2% of its reports
• Loss of appetite after Dexamethasone + Neomycin 22 reports · 29% of its reports

All reported side effects of Dexamethasone + Neomycin + Polymyxin B in dogs · Medicines most reported with loss of appetite