The instructions for the use of the drug does not clearly indicate the duration of the product, and its drug specifications there is a certain difference, so it can not be clearly stated that the product a few boxes for a course of treatment, but take the drug for 2 weeks or during the period of time the symptoms did not improve significantly, or symptoms worsened, but also should immediately stop taking the drug and seek medical attention. The strong Ning Tablet is a proprietary Chinese medicine, which mainly contains Chinese medicinal ingredients such as Serratula officinalis and Lycium barbarum, with the effect of strengthening the body, brain and bone, and can be used for insomnia and forgetfulness, mental fatigue, weakness, loss of appetite and lumbar and knee soreness and weakness (lumbar and knee soreness and weakness) and other medical conditions. Its adverse reactions are not clear, but allergic to this product should be prohibited, and allergic people should be used with caution, pregnant women, children and the elderly and infirm should also be used under the guidance of a physician, the specific use of the drug should also be carefully read the instructions for the use of the drug and consult with a physician or pharmacist, do not blindly self-medication.