Nexium Control Gastro-resistant Tablets is an antacid for treating reflux symptoms such as heartburn and acid regurgitation in adults. The active ingredient, Esomeprazole, works by reducing the amount of acid that your stomach produces to tackle the problem at its source and provide relief all day and all night. The recommended dose is one tablet a day which provides protection for 24 hours, getting to work in just 1 hour. The experience full benefits it may take 2–3 days although some people may experience protection from heartburn on the first day or by the evening. Nexium Control Gastro-resistant Tablets can help return your life to normal in under two weeks, with up to 4 out of 5 nights heartburn-free.