Covid: WHO warns of fake drugs amid dexamethasone push which cuts death risk

WHO chief Tedros Adhanom Ghebreyesus spoke on dexamethasone, a drug which cuts Covid death risk. A study by Oxford University found that the drug helps serious patients. The steroid apparently cuts death risk by a third for those on ventilator. Dexamethasone also believed to cut death risk by a fifth for those on oxygen. Watch the full video for more details.