Omvis 20 MG Capsule is an anti-ulcer medicine used to treat conditions where the stomach produces too much acid. Stomach and duodenal ulcers, gastroesophageal reflux disease (GERD), and Zollinger-Ellison syndrome are certain problems caused by high levels of stomach acid. It relieves stress ulcers and also acidity due to the intake of painkillers. Omevis 20 MG Capsule interferes with the final step of acid release in the stomach. Thus, acidity in the stomach is decreased and the ulcer healing process is fastened. Common side effects of Omevis 20 MG Capsule are nausea, vomiting, headache, stomach pain, diarrhoea, and dizziness. Do not use this medicine if you are previously allergic to it. You have to take an omeprazole capsule as instructed by the doctor. Avoid spicy and fatty foods, alcohol, and reduce caffeinated drinks or beverage such as coffee, tea and cola while using this medicine. Eat a healthy and balanced diet. Always try to finish your dinner three hours before heading to bed.