Fennel Racitan Dispersible Tablets are generally not recommended for long-term use. Fenpiracetam Dispersible Tablets is a kind of brain function improvement drug, which has therapeutic effect on memory loss of middle-aged and old people and memory loss after cerebrovascular disease, and a course of treatment is 4~8 weeks. Try to avoid taking it for a long time, or it may cause certain side effects. When using fenpiracetam dispersible tablets, pay attention to those who are allergic to the drug components are prohibited, after using the drug may appear slight dry mouth, constipation, anorexia and other symptoms, after stopping the drug, the symptoms can disappear, if the adverse reaction is obvious, you need to stop the drug and consult a doctor in a timely manner. Anethracetam dispersible tablets must be used under the guidance of a doctor, who will adjust the dosage and course of treatment according to the condition and the reaction after using the medicine. Patients should not use the medicine and change the dosage on their own, so as not to cause adverse consequences.