[anonymous]

Prescription food/therapeutic diet under the guidance of your veterinarian is how I would proceed.
Increase fluids, add water to kibble and presoak kibble.
Retest in a month or two or however your vet recommends.
A lot of bogus information on the internet, don’t be fooled.

Some science based veterinary medicine information here that you may find helpful

More Nonsense from Holistic Vets about Commercial Therapeutic Diets