High Quality Content by WIKIPEDIA articles! Safi is an Unani medicine which claims to be a blood-purifier. It is produced by Hamdard Laboratories (Waqf) in Pakistan, as well as by Hamdard Waqf in Ghaziabad, India. According to the package, it "corrects the digestive system, relieves constipation, prevents and cures boils, pimples, and skin eruptions." In August 2005 the Medicines and Healthcare products Regulatory Agency of the United Kingdom Department of Health reported that samples of Safi contained high levels of arsenic. The next month Health Canada issued a warning that Safi was "found to contain arsenic levels in excess of 40 times the maximum allowable concentration for drugs" Among the main ingredients are neem and rhubarb.