Preventing and controlling nausea helps ensure that you're able to eat food and take medicines properly. Generally speaking, you should try to control nausea through practical and dietary changes first.
However, if nausea does not improve with these types of changes, anti-nausea medications may help. In cases of severe drug-related nausea that persists or worsens despite your attempts to curb it, it may be an indication towards stopping or switching therapy. Nausea can be acute and short-lived, or it can be prolonged. Nausea (and vomiting) can be psychological or physical in origin.
Nausea is caused by a central process as a part of changes occurring in the brainstem as a part of the acute migraines rather than due to gastric stasis. To cure headache, the patient should see a headache specialist rather than taking medicine without knowing the headache causes. The types of headaches vary from person to person so, to deal with severe headache and to avoid headache nausea different nausea medications are prescribed depending on what type of headache remedies suit an individual.