Someone please help 🙏

8 weeks today had a bit of a flu almost was over it went to the doctor and they gave me a flu shot not even an hour later I felt crazy sick , throwing up all of that ( this was on the 21st of Oct) fast fwrd to today the 24th of Oct and I feel sicker than a dog can’t hold nothing I’m not even water work up through the night to throw up multiple times, nothing helps flat ginger ale, sucking ice, small amounts of bland foods everything just makes it worse I can’t take pepto and no home remedy has helped me please I’ve posted twice about Thai and no response someone please help me