They signal that your immune system is responding to the shots and building up protection against the coronavirus.
If you get the Moderna booster, you will receive half of the original Moderna dose.
Health Minister Khairy Jamaluddin said authorities were also verifying 18 more suspected cases of the variant, believed by experts to be the most transmissible yet, with results expected by Friday.
Those who had no issues with the first two doses, should have no issue with the booster dose.
Khairy said he also expects to be briefed next week about the use of the heterologous method as a booster shot.
Then on 6 January 2022, they as a booster dose.