At one of the worst moments of the covid-19 pandemic in Brazil — when death rates were being higher each day and the pace of vaccination was still very slow —, the then occupier of the presidential chair at the Planalto started defending a nasal spray, in addition to hydroxychloroquine, as a new way of treating the disease. At the moment, the spray was at its initial studies and had no published papers on its efficacy.

Digital illustration
March, 2021