Voltammetric sensor for COVID-19 drug Molnupiravir on modified glassy carbon electrode with electrochemically reduced graphene oxide

•There are no published reports for electrochemical determination of Molnupiravir in any matrix.•The first electrochemical validated, sensitive, cheap, easy and fast method for determination of Molnupiravir in pharmaceutical preparations.•Reduced GO has excellent conductivity, thermal and chemical stability for sensor application.