Whether or not teprenone capsules can be taken for three months needs to be determined by a specialist according to the changes in the patient’s condition, sometimes up to one month or even longer, but the specifics should follow the doctor’s instructions. Teprenone capsule is a gastrointestinal mucosal protective agent, can effectively protect the gastric mucosa, used in the treatment of gastric ulcer, acute gastritis and chronic gastritis acute exacerbation, can also be used for the treatment of gastric mucosal lesions, such as edema, erosion, hemorrhage, and improvement of flushing, the specific course of treatment needs to be determined by the specialist doctor according to the change of the patient’s condition. If used for the treatment of acute gastritis or chronic gastritis accompanied by symptoms of erosion, teprenone capsules generally take one to two weeks can be significantly relieved; if used for the treatment of peptic ulcer, the size and depth of the ulcer to determine the course of treatment, often need a month or even longer, the patient needs to undergo regular gastroscopy. Common adverse reactions to teprenone capsules include diarrhea, constipation, thirst, bloating, and rash, etc. Teprenone capsules are contraindicated for those who are allergic to teprenone capsules. In addition, the application of teprenone capsules has certain risks, it is recommended that patients need to be under the guidance of a specialist.