Guiyuan Jian Nao Tablets: Are they genuine medicine?
Under normal circumstances, Guiyuan Jiannao Tablets are genuine medication. The detailed analysis is as follows:

Guiyuan Jiannao Tablet is a traditional Chinese medicine primarily composed of ingredients such as Rehmannia glutinosa (prepared), Cornus officinalis, and Cistanche deserticola. It functions to nourish the liver and kidneys and enhance brain function and intelligence. It is commonly used to treat conditions caused by insufficiency of the liver and kidneys, such as memory loss, dizziness, tinnitus, soreness and weakness of the waist and knees. It can also be used to alleviate difficulty concentrating and assist in improving symptoms of mental dullness. Therefore, Guiyuan Jiannao Tablets are real and recognized medications, frequently used in clinical practice.
However, when using Guiyuan Jiannao Tablets, attention should be paid to the dosage and frequency to avoid excessive intake that may cause discomfort, such as nausea, vomiting, and dizziness. Additionally, a balanced diet should be maintained during the course of medication. It is recommended to consume light and nutritious meals while avoiding spicy or stimulating foods.
It should be noted that individuals vary, and the effectiveness of Guiyuan Jiannao Tablets may differ accordingly. For safety purposes, it is recommended to take this medication under the guidance of a physician to avoid self-medication that may lead to adverse effects.