Dehydration, Adult

ExitCare ImageDehydration means your body does not have as much fluid as it needs. Your kidneys, brain, and heart will not work properly without the right amount of fluids and salt.


  • Ask your doctor how to replace body fluid losses (rehydrate).

  • Drink enough fluids to keep your pee (urine) clear or pale yellow.

  • Drink small amounts of fluids often if you feel sick to your stomach (nauseous) or throw up (vomit).

  • Eat like you normally do.

  • Avoid:

  • Foods or drinks high in sugar.

  • Bubbly (carbonated) drinks.

  • Juice.

  • Very hot or cold fluids.

  • Drinks with caffeine.

  • Fatty, greasy foods.

  • Alcohol.

  • Tobacco.

  • Eating too much.

  • Gelatin desserts.

  • Wash your hands to avoid spreading germs (bacteria, viruses).

  • Only take medicine as told by your doctor.

  • Keep all doctor visits as told.


  • You cannot drink something without throwing up.

  • You get worse even with treatment.

  • Your vomit has blood in it or looks greenish.

  • Your poop (stool) has blood in it or looks black and tarry.

  • You have not peed in 6 to 8 hours.

  • You pee a small amount of very dark pee.

  • You have a fever.

  • You pass out (faint).

  • You have belly (abdominal) pain that gets worse or stays in one spot (localizes).

  • You have a rash, stiff neck, or bad headache.

  • You get easily annoyed, sleepy, or are hard to wake up.

  • You feel weak, dizzy, or very thirsty.


  • Understand these instructions.

  • Will watch your condition.

  • Will get help right away if you are not doing well or get worse.