Abstract
Dry powder inhalation method has been convincing method for treating respiratory diseases as it directly delivers the drugs to the lungs in the form of fine powder. The novel coronavirus causes respiratory infection mainly targeting the ACE-2 receptors in the lower respiratory tract. Repurposing drugs like Remdesivir, Ivermectin, Favipiravir for treatment of covid-19 can be prepared as powders for inhalation. Covid-19 pandemic has increased the application of dry powder inhalation therapy of antiviral drugs. This review presents account on pulmonary drug delivery of repurposing drugs for treatment of Covid-19. Index Terms : — Dry powder inhalers, Novel Coronavirus, Repurposing drugs.
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