Sodium bicarbonate generally refers to sodium bicarbonate tablets, eat for a long time stomach ache, mostly due to drug side effects, generally stop the drug after the symptoms can disappear, or drink more water for relief, the symptom is serious should be timely medical treatment. Sodium bicarbonate tablets are antacid drugs, commonly used in the treatment of hyperacidity, metabolic acidosis and alkalinization of urine and other symptoms, sodium bicarbonate tablets eaten, the body will produce a large amount of carbon dioxide, resulting in gastrointestinal inflation and thus belching, which may cause a secondary increase in gastric acid secretion in severe cases, stomach pain, stomach bloating, and so on. For the taking of sodium bicarbonate tablets should follow the doctor’s instructions, for patients with serious ulcers should be prohibited, for sodium bicarbonate allergy, oliguria or anuria, lactation and pregnancy, women and other people with caution, and other drugs at the same time, should be carried out under the guidance of a doctor, do not blindly use the drug, such as overdosage or the emergence of serious adverse reactions, should be immediately sought medical attention.