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• Alternating inoculations after the 3rd inoculation
• Alternating inoculations in the 1st and 2nd inoculations of conventional vaccines

Regardless of the type of COVID-19 vaccine that has been inoculated so far, the vaccine to be used after the 3rd vaccination is Pfizer's Omicron strain vaccine, Moderna's Omicron vaccine, or Takeda's conventional vaccine [Novavacs] . increase.

In principle, it is necessary to inoculate the same vaccine for the first and second doses. Only in such cases, it is possible to inoculate the second vaccine with a different vaccine from the first one (alternating vaccination).

• When a doctor judges that it is difficult to receive the same vaccine for the second time from a medical point of view due to serious side effects after the first vaccination, etc.
• When it is difficult to receive the same vaccine for the first and second doses due to a decrease in the distribution of domestic vaccines or the relocation of the recipient, etc.

The interval between the first and second doses should be at least 27 days, based on the response situation in other countries.

In addition, rare cases of suspected myocarditis and pericarditis after vaccination with Pfizer and Moderna vaccines have been reported. , which tend to be reported more frequently. Based on this, males in their teens and twenties who received the Moderna vaccine for the first time and wish to receive the Pfizer vaccine for the second time should receive the Pfizer vaccine. You can

For details , please check the Osaka City website " Notice for men in their teens and twenties and their guardians - myocarditis and pericarditis after vaccination with the new coronavirus - ".