Call Your Doctor About Nausea and Vomiting If:
- You think you have food poisoning and cannot keep food or water down. Nausea and vomiting caused by food poisoning usually appear one to 24 hours after a meal and usually resolves quickly on their own. Some kinds of food poisoning, such as salmonella, may take longer.
- You have symptoms of nausea that last more than a week. If you are a woman and have been having sex without using birth control, you may be pregnant.
- You are an adult and have been vomiting for more than 24 hours.
- Your child under the age of 6 has been vomiting more than a few hours, has diarrhea or signs of dehydration, hasn't urinated for six hours, or has a fever of more than 100 degrees F.
- Your child aged 6 and older has been vomiting for more than 24 hours, has signs of dehydration, hasn't urinated for six hours, or has a fever of more than 102 degrees F.
See a Doctor or Call an Ambulance If:
- There is blood in the vomit or if the vomit looks like coffee grounds.
- The person vomiting becomes confused or sleepy or loses alertness.
- There is a severe headache or stiff neck.
- There is severe pain in the stomach or gut.
- There is rapid breathing or rapid pulse.