The Health Sciences Authority (HSA) on Wednesday (March 18) warned members of the public against purchasing or consuming four health products as three people suffered serious side effects, including high blood pressure and insomnia after consuming them.The four products — Ubat Angin Tulang, Tianma Duzhong Shujing Wan, IM SO am and IM TOX pm — were found to contain potent ingredients such as steroids, and a banned substance — sibutramine. These products were found to have been sold on e-commerce platforms Shopee, Lazada and Carousell, a peddler in Jurong, and from Malaysia.«HSA has worked with the online platforms to remove the listings, and investigations on the sellers are ongoing,» the statement said.Serious side effectsUbat Angin Tulang and Tianma Duzhong Shujing Wan are touted as herbal products for those with knee pain, and the products indicated that only herbal ingredients such as ginseng are included.  Read more