Highlights EMA has approved only four vaccines namely, Comirnaty of Pfizer/BioNTech, Moderna's Spikevax, Vaxzervria by AstraZeneca-Oxford and Johnson & Johnson's Janssen. The SII’s CEO Adar Poonawalla had earlier said that the company is confident of receiving approval from the EMA. New Delhi: The European Medicines Agency (EMA) has not received any application from the COVID-19 vaccine Covishield maker Serum Institute of India (SII) for authorisation. "For the COVID-19 vaccine Covishield to be evaluated for use in the EU, the developer needs to submit a formal marketing authorisation application to EMA, which to date has not been received," the EMA said at a press briefing.