GILEADS remdesivir is a prodrug with the active ingredient is an adenosine analog that may treat lung disease. Nspx owns patent on an adenosine antagonist they also may be used to treat asthma and other lung disorders.
A2b adenosine receptor antagonists for treating cancer https://patents.google.com/patent/WO2009157938A1/en Application PCT/US2008/068423 events 2008-06-26 Application filed by Cv Therapeutics, Inc. 2008-06-26 Priority to PCT/US2008/068423 2009-12-30 Publication of WO2009157938A1
Remdesivir resembles the RNA base adenosine "Remdesivir (GS-5734) is a 1'-cyano-substituted adenosine nucleotide analogue prodrug that shows broad-spectrum antiviral activity against several RNA viruses.