... Dahurica Radix, Kaempferol etc.Application:living room, bedroom, drawer, kitchen, wardrobe, toilet, meeting room ,car etc.Usagehanging, layingPharmacologythe sachets have the ... Chinese medicinal herb in the sachets can emit a delicate fragrance, which could stimulate nasal mucosa and make the IgG on ... . Anti flu, Anti A H1N1 flu sachets,Chinese medicinal herb sachet