The antiemetic is a medical term used for an effective drug that is used to treat vomiting and nausea. It is used to prevent and relieve from the symptoms of nausea and vomiting. Nausea and vomiting are not considered as a disease but these are the symptoms of many health diseases.
Types of Antiemetic
1. 5-HT3 receptor antagonists
2. Dopamine antagonists
3. NK1 receptor antagonists
Nausea and Vomiting
Nausea is a feeling of throwing. It is a feeling that you cannot describe but you feel sick to your stomach.
Vomiting is emptying the stomach and throwing out everything that is in the stomach. It usually comes out of the mouth but in some cases, it can come out of nose as well. Vomiting can occur without nausea and a feeling of nausea does not mean that it will lead to vomiting.
Symptoms of Nausea and Vomiting
- Not want to eat
- Lack of energy
- Lack of concentration
Common causes of Nausea and Vomiting
- The abnormal building of fluid in the abdomen
- Lack of minerals in the body
- Food poisoning
- Intense pain
- Excessive alcohol etc..
Complications associated with Nausea and Vomiting
Usually, nausea and vomiting can be an effect of over eating or food poisoning but vomiting can lead to some complications. If you experience prolonged or excessive vomiting then contact the doctor as soon as possible. It is an important step to be taken as it can lead to complications.
Aspiration pneumonia is an infection in the liver that occurs when a large amount of material from the stomach enters the lungs. Vomiting can be dangerous if the gastric content enters the respiratory tract. Normally gas reflux and coughing prevents this from occurring but under the influence of alcohol or anesthesia, these protectors are compromised.
Excessive vomiting often leads to dehydration. It depletes the water of the body and can alter the electrolyte status. It occurs when the body loses water more than it takes and there are many risk factors that are associated with dehydration.
3. Mallory Weiss tear
Mallory Weiss syndrome is a condition of bleeding from the mucosa at the junction of the stomach and esophagus. The esophagus is a food pipe that passes food to the stomach and repeated vomiting can lead to an erosion in the esophagus.
Precautions for nausea and vomiting
- Keep yourself hydrated
- Take small meals when hungry
- Maintain nutritional diet
- Do not mix liquid and solid
- Avoid eating anything if you feel bloated
Common antiemetic medications
- Pantocid etc..
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