Thanks for posting your query.
As you mother is having advanced chronic kidney disease
in which kidney dose not work properly and water and toxin excretion is compromised, leading to water retention and swelling. For that she is on diuretics frusenic and aldactone
. UTI is common in women and may worsen the condition. You should continue antibiotic cepodem xp325 prescribed by doctor according to advise.
However first line of treatment of UTI in advanced CDK is Pivmecillinam for 3 days.
Hope it helps.