Today, I got amy second shot, so I've been fully vaccinated at last. Today I got my second shot, so I've been fully vaccinated at last.

I prepared fever've got cough medicine, cooling gel sheets, and sports drinks because everyone said it's harder for the second time due to fever and a sense of fatigueys you feel worse after the second dose. You get fatigue and a fever. I've got cough medicine, cooling gel sheets, and sports drinks because everyone says you feel worse after the second dose. You get fatigue and a fever.

The side effects will appear tomorrow and the next dayday after. The side effects will appear tomorrow and the day after.

However, I have to study for thean exam on Monday, so I hope the effects won't be intense. However, I have to study for an exam on Monday, so I hope the effects won't be intense.

'An exam', because you are introducing a specific thing. Eg 'I have a dog', or 'I live in an apartment in the city'.