Is Lang Qianjin ointment legal? Can it be used to treat allergies?

Lang's advance is legal. You can see that its hygiene license is Zheng Xiaochuanwei. "Sichuan" refers to Sichuan, which is a production license registered, examined and approved by the local health bureau. LangQianjin is a disinfectant, because it is Zheng's word, so it has no therapeutic effect, but it has the effect of relieving itching and swelling, especially the effect of relieving itching is fast, and the formula is Chinese medicine extract, so the side effects are low. Therefore, it can be used for skin itching caused by various reasons. However, if there is a wound or ulcer, it can't be used. If you are allergic, you can use stellera chamaejasme to relieve itching, but it is best to take some antiallergic drugs, such as cetirizine or cetrimine, and you can't simply treat it with external drugs.