Diziness after vaccination. To avoid?

Hi Doctors, After recovered from Covide attack 17.25. I took  covaxin vaccination after 110 days when I laughed very much after thrid day of vaccination, some line like thing went and hit my brain. At that time I felt pain like it pinned in brain. Next day I suffer with dizziness. Checked BP and sugar both are fine but sugar bit lower side 80 to 140 it is just 85. I was fine after two days dizziness. I was fine for 30 days. Now after second dose of covaxin. 8 days after covaxin second dose. Again suffering with dizziness Now it is more Both the ears are getting blocked head is heavy. Pain in one side of neck. Numbness some times. Pain in liver area some times. Unable to eat food. It's like vomiting sensation But no vomitings are coming. Today no vomitings sensation. Pain in leg Some times. Note:- If I take rest no problem is there. But If I sit and work with brain on system getting Dull and dizziness for 3 times in one days. Please tell what kind of food to avoid