Nausea and Vomiting
What is sit?
Nausea is an uneasiness of the stomach that often precedes vomiting.
Vomiting is the forcible voluntary or involuntary emptying ("throwing
up") of stomach contents through the mouth
What Causes Nausea or Vomiting? Nausea and vomiting are not diseases, but they are symptoms of
many conditions such as:
- Early stages of pregnancy
(nausea occurs in 50%-90% of all pregnancies; vomiting in 25%-55%)
- Medication induced vomiting
- Intense pain
- Emotional stress
- Infections (such as the "stomach
- A reaction to certain smells or
- Concussion or brain injury
or other psychological illnesses
timing of the nausea or vomiting can indicate the cause. When appearing shortly
after a meal, nausea or vomiting may be caused by food poisoning (8 hours or
more), gastritis (inflammation of the stomach lining), an ulcer, or
bulimia. However, certain food borne
bacteria, such as salmonella, can take longer to produce symptoms.
How Is Vomiting Treated? Treatment for vomiting (regardless of age or cause)
- Drinking gradually larger
amounts of clear liquids
- Avoiding solid food until the
vomiting episode has passed
- Temporarily discontinuing all
oral medications (which can irritate the stomach and make vomiting worse).
But, do not discontinue any medication before checking with your doctor.
- If vomiting and diarrhea last
more than 24 hours, an oral rehydrating solution such as Pedialyte or
Gatorade should be used to prevent and treat dehydration.
- There are also prescription
medications that treat nausea and diarrhea.
When do I see a
- If signs of dehydration develop
- If vomiting occurs with severe
headache, abdominal pain, fever, chills.
- Vomit contains blood or a
substance that looks like coffee grounds
- Vomiting lasts more than 24
hours or is related to a head injury.