The Ministry of Health and Takeda Pharmaceutical Company announced that Japan will stop using 1.63 million doses of Moderna vaccine after some strange substance lots.

Takeda, Moderna's trading and distribution company in Japan, on August 25 for receiving a report from a number of vaccination centers that detect strange substances inside some unopened vials of several specific batches

After consulting the Ministry of Health, we decided to suspend the use of this vaccine from August 26, Takeda said.

A Tokyo firefighter employee (right) Vaccine Covid-19 at Aoyama University in Tokyo on August 2.

The carrier said it was informed to Moderna and asked for an emergency investigation.

Takeda does not specify what the vaccine lots are contaminated, but not to receive any worrying medical information from the affected vaccine doses.

About 43% of the Japanese population has been fully vaccinated, but the country is facing a record of a record infection due to Delta transformation.