Three states and three Union Territories have inoculated 100 per cent of its eligible population with the first dose of vaccine, informed Health Ministry Joint Secretary Lav Agarwal on October 7. “Lakshadweep, Chandigarh, Goa, Himachal Pradesh, Andaman and Nicobar and Sikkim have vaccinated 100 per cent of its population with the first dose of vaccine. We need to be watchful of the months of October, November and December. We need to be alert,” said Agarwal.