I Started Spitting Blood, Pink. I Have Had Urge To

I started spitting blood, pink. I have had urge to squeeze my stomache or as if sucking in my stomache real hard like spasm. I had pain in area of ribs the top v part of ribs. I feel this person lives here is poisoning me with a form of ether she had 2 vial moved in. Its super strong rubbing alcohol smell. She put in food face cream etc. Can bloody spit and that b of same?