^aCrystalloid solutions — Balanced electrolyte solutions (eg, Ringer's lactate) have an electrolyte composition similar to plasma and often the addition of a buffer (eg, lactate);

or with oral glucose-electrolyte solutions), electrolyte replacement, to assure perfusion

 

b http://rehydrate.org/solutions/homemade.htm; Give up to 2 liters per day

Lethargy or unconsciousness; Inability to drink; Weak radial pulse

Age of Patient

Neonate Child Adult Geriatric