Too much Acai Phenol San may produce gastrointestinal bleeding or ulcers. Acai Phenol San is used to treat fever caused by the common cold or influenza, and is also used to relieve mild to moderate pain symptoms. At normal therapeutic doses, patients may experience gastrointestinal reactions such as nausea, vomiting, upper abdominal discomfort, or pain. A small number of patients may develop allergic conditions such as allergic bronchial asthma, urticaria, rash, and itchy skin with the use of Agatharesin. As a symptomatic drug, if the treatment of fever, it should not be used for more than 3 consecutive days; for the treatment of pain symptoms, it should not be taken for more than 5 days. If the patient’s symptoms still do not see significant improvement, please ask the physician or pharmacist. If you have any of the above symptoms, do not buy and take the medication by yourself, we suggest that you go to a regular medical institution and take the medication under the guidance of a professional physician, so as to avoid any serious consequences due to improper use of the medication.