Anonymous ID: 3fd924 May 21, 2020, 1:13 p.m. No.9267887 🗄️.is 🔗kun >>7906 >>8105 >>9265507 Plaquenil (brand of hydroxychloroquine) was first approved for use in the US in 1956. It's been used for 64 (SIXTY FOUR) year, not just 40 years! https://www.lupus.org/resources/drug-spotlight-on-hydroxychloroquine>>9265507