Is Li Zheng Xia Lu a patented product?

A colleague of mine used Li Zheng Xia Lu, saying that it works well. It is a product produced by Kunming Longen Pharmaceutical Co., Ltd., a professional pharmaceutical company. Quick effect: the smelly fox disappears within 15 minutes after using this product; Small dosage and long duration: generally, as long as the drug is evenly applied to mild patients, it can be guaranteed that there is no odor for at least 15 days after each use, and it can be cured once or twice; A bottle of critically ill patients can be cured; In addition, it is safe and has no toxic and side effects, and has no obvious irritation and allergic reaction to the skin.