Wait for ‘imported vaccines’ slows down drive in Chittoor Updated: Updated: Officials take up awareness campaign to dispel wrong notions Share Article Officials take up awareness campaign to dispel wrong notions Medical officers in Chittoor district are a puzzled lot after realising that not many are coming forward to take indigenous COVID-19 vaccines under the impression that they are of lesser efficacy compared to their foreign counterparts. Many senior citizens and those with comorbid conditions seem to prefer to wait for a couple of months so that they could take ‘imported vaccines’ for a foolproof protection against COVID-19. It is observed that this erroneous belief is prevalent not only among the general public, but also among the educated, and even the medical and paramedical fraternity.