Australia’s medicine regulator has provisionally approved the Pfizer COVID-19 booster doses for people aged 18 and older. The third booster shot can now be administered six months after completing the first two-dose vaccination regime. The Therapeutic Goods Administration (TGA) has said that the third Pfizer booster shot can be given to people even if their first two doses were any of the other registered COVID-19 vaccines: AstraZeneca or Moderna. However, the TGA has said data on the use of the Pfizer shot as a booster with AstraZeneca or Moderna was limited. The regulator also said that people who have completed two doses of Pfizer’s COMIRNATY vaccine should preferably receive the Pfizer booster dose. The Australian Technical Advisory Group on Immunisation (ATAGI) will soon provide the government with further advice on the use of the boosters. According to Courier Mail, Prime Minister Scott Morrison told the Today show the government has been “working …