Several over-the-counter (OTC) and prescription products are effective at preventing or treating nausea, depending on its cause. Common anti-nausea medications include OTC options like bismuth ...

Chronic nausea lasts over a month. It may come and go, vary by day, or be constant. It could be caused by gastroesophageal reflux (GERD), pregnancy, other medical conditions, or even anxiety. Share on ...