To prevent acid reflux heartburn you can eat some alkaline foods such as soda crackers, zucchini, spinach, etc., or easily digestible foods such as millet porridge, etc., and you can also take medication to prevent it. Acid reflux heartburn is mainly caused by gastric disorders with excessive secretion of gastric acid. In daily life, you can eat some alkaline foods, such as soda crackers, zucchini, spinach, oleander, etc. to neutralize gastric acid in the stomach and alleviate the symptoms of acid reflux and heartburn. At the same time, you can also eat some light, easy-to-digest foods, such as millet porridge, rotten noodles, egg custard and so on to prevent acid reflux and heartburn. Patients should usually avoid spicy and irritating and hard-to-digest foods such as chili peppers and fried foods and strong tea and coffee, so as not to irritate the gastric mucosa and aggravate the patient’s symptoms. In addition, patients can also take omeprazole, ranitidine and other acid inhibitors to reduce gastric acid secretion; take bismuth potassium citrate and other gastric mucosal protection drugs to reduce the corrosion of gastric acid on the gastric mucosa; take domperidone and other prokinetic drugs to promote gastrointestinal peristalsis to reduce the symptoms of acid reflux and heartburn. If the patient has long-term or recurrent acid reflux and heartburn, it is recommended to consult a doctor in time for targeted treatment under the guidance of the doctor. Please do not take medication on your own to avoid delaying your condition.