<prompt> All are useful for treatment of metabolic alkalosis except?Sodium chloridePotassium chlorideHydrochloric acidAmmonium chloride  <response>: Normal saline is useful if volume contraction is present PPI is given if H is lost from stomach or kidney Dilute HCL 0.1N HCL can be effective but can lead to hemolysis and hence should be given slowly a central line KCL will correct K deficits due to hyperaldosteronism 