Further alkalinization of urine beyond what occurs with U / d diet may or may not be necessary. (marvistavet.com)
So maybe they should start a scare about excess alkalinization? (notrickszone.com)
Although a number of other therapies, including phosphate binders, potassium supplementation, antioxidant supplementation, alkalinization therapy, and administration of fluids either intravenously or subcutaneously, have the potential to help cats with CKD, these approaches have not been fully validated, and controlled studies are needed to determine whether they offer any benefits. (www2.vet.cornell.edu)