Hyponatraemia and diuretics.
D000368:Aged; D004232:Diuretics; D004359:Drug Therapy, Combination; D006801:Humans; D006852:Hydrochlorothiazide / Q000009:adverse effects; D007010:Hyponatremia / Q000139:chemically induced*; D008875:Middle Aged; D049993:Sodium Chloride Symporter Inhibitors / Q000009:adverse effects*
D004232:Diuretics; D049993:Sodium Chloride Symporter Inhibitors; D006852:Hydrochlorothiazide