Suggest Treatment For Itchiness All Over The Body And High Blood Pressure

My mother is losing alot of weight and im very concerned dhe had an iddue with itching all over her bofy snd she had to recieve medical care for drhydrstion they checked her blood count snd everything rlse eithin her body orgsns snd everything csme out fine but then dhe had eent to a perdonsl doctor snd she ssid that dhe was borderline diabetic but shes very drpressed becsuse of the home that her snd my fsther live in its dsmsged all the way around and she says she esting but I don, t think she eats enough and ive asked her was she swalloeing her food oksy snd was her stool normal snd dhe says there working fine no problems eating and moving bowels please help me figure out what going on with my mom and yes she takes water pills high blood pressure pills sincerely concerned daughter