Nausea and vomiting
Also known as: Nausea or vomiting
General information only. Anpheros does not diagnose and does not recommend treatment. Talk to a doctor or pharmacist about your situation. In an emergency, call 112 (or your local emergency number).
In short
Nausea is feeling sick to the stomach as if about to throw up, and vomiting is throwing up. These symptoms can be caused by many different conditions, including morning sickness, gastroenteritis, migraines, motion sickness, food poisoning, medicines, GERD, ulcers, and intestinal obstruction. A health care provider should be contacted immediately if there is a reason to think the vomiting is from poisoning, if vomiting occurs for longer than 24 hours, if there is blood in the vomit, if there is severe abdominal pain, a severe headache and stiff neck, or signs of dehydration. Treatments depend on the cause and can include treating the underlying problem, medicines, or intravenous fluids for severe cases.
Source: MedlinePlus, National Library of Medicine.
AI-generated summary of the sources cited on this page, checked automatically against them. Not reviewed by a clinician; not medical advice.
Codes
- ICD-10
- R11
- ICD-11
- MD90 Nausea or vomiting
Description
What are nausea and vomiting?
Nausea is when you feel sick to your stomach, as if you are going to throw up. Vomiting is when you throw up.
What causes nausea and vomiting?
Nausea and vomiting can be symptoms of many different conditions, including:
- Morning sickness during pregnancy
- Gastroenteritis (infection of your intestines) and other infections
- Migraines
- Motion sickness
- Food poisoning
- Medicines, including those for cancer chemotherapy
- GERD (reflux) and ulcers
- Intestinal obstruction
When do I need to see a health care provider for nausea and vomiting?
Nausea and vomiting are common. They are usually not serious. However, you should contact your health care provider immediately if you have:
- A reason to think that your vomiting is from poisoning
- Vomited for longer than 24 hours
- Blood in the vomit
- Severe abdominal pain
- Severe headache and stiff neck
- Signs of dehydration, such as dry mouth, infrequent urination or dark urine
How is the cause of nausea and vomiting diagnosed?
Your health care provider will take your medical history, ask about your symptoms and do a physical exam. The provider will look for signs of dehydration. You may have some tests, including blood and urine tests. Women may also have a pregnancy test.
What are the treatments for nausea and vomiting?
Treatments for nausea and vomiting depend on the cause. You may get treatment for the underlying problem. There are some medicines that can treatment nausea and vomiting. For severe cases of vomiting, you may need extra fluids through an IV (intravenous).
There are things that you can do to feel better:
- Get enough fluids, to avoid dehydration. If you are having trouble keeping liquids down, drink small amounts of clear liquids often.
- Eat bland foods; stay away from spicy, fatty, or salty foods
- Eat smaller meals more often
- Avoid strong smells, since they can sometimes trigger nausea and vomiting
- If you are pregnant and have morning sickness, eat crackers before you get out of bed in the morning
Next to it in ICD-10
- R10.1Upper abdominal pain
- R10.2Pelvic and perineal pain
- R10.3Lower abdominal pain
- R12Heartburn
- R13Difficulty swallowing
- R14Bloating and gas
Neighbouring codes in the classification, not a medical link.
What people report
Not enough data yet. Anonymous counts appear here only for groups of at least 20 people who agreed to share them.
External resources
Questions
What is the ICD-10 code for Nausea and vomiting?
R11 (WHO, International Classification of Diseases, 10th Revision).
What is the ICD-11 code for Nausea and vomiting?
MD90: Nausea or vomiting (WHO, ICD-11 for Mortality and Morbidity Statistics).
Sources and attribution
- Source: MedlinePlus, National Library of Medicine.
- ICD-10 codes and titles © World Health Organization. Source: WHO, International Classification of Diseases, 10th Revision (2019).
- ICD-11 for Mortality and Morbidity Statistics, © World Health Organization, licensed under CC BY-ND 3.0 IGO.
- Names other than the official source titles: Anpheros translations and plain-language names, made with AI assistance and checked automatically; the source names are in English.
Anpheros Search catalog 2026.10.5, published 17 October 2026. About the data →
About this page. This page brings together public information from official sources, each cited where it is used. It is not medical advice, it is not a diagnosis, and it does not tell you which treatment to take.
Treatments. Indications are quoted unchanged from official product information (European Medicines Agency, U.S. Food and Drug Administration). They describe what a medicine is approved for, not whether it is right for you. Approved uses can differ between countries. Always read the package leaflet and follow your doctor's or pharmacist's advice.
What people report. Figures marked "reported by Anpheros users" are anonymous counts from at least 20 people who agreed to share them. They show what people report, not what works, and they are not clinical evidence.
Links between terms. "May be associated with" means the link appears in a cited source. It does not mean you have that condition.
In an emergency, call 112 (or your local emergency number). Do not delay seeking medical help because of something you read here.