Namaki told reporters on Sunday that nearly 400,000 people received Covid-19 vaccines since early this morning at 8 o'clock until afternoon.
The health minister, for his part, expressed his gratitude to the health staff across the country.
It was also reported on Sunday that centers for drive-in vaccination across the country have been established and they have played a major role in the increase in the daily vaccination rate.
Iran is using a combination of locally-produced vaccines and imported foreign-made vaccines in its general vaccination campaign against coronavirus.
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