How many boxes of Naoxinshu do you need to eat to be effective?

Naoxinshu is a kind of oral liquid, its main component is royal jelly, but also contains alcohol and other raw materials. Naoxinshu is mainly used for patients with asthenia, insomnia, dreaminess, headache, dizziness and neurasthenia. These patients can obviously improve sleep and strengthen physique after taking four boxes of Naoxinshu.