Talk to Gynecologist on Severe Pain

Aoa! Its my 5th month of pregnancy. Mjhe aik dam se bht severe dard hone lgta hai pait mein r back mein(sometimes left n sometimes in right side) jiske sath vomiting, sar chkrana, ghbrahat, sar drd sb aik dm se attack hota r bilkul hosh nhi rehti.1st pregnancy mein bhi same condition thi phr emergency mein pain killer injection or drips wgera lgti thi.Test bhi krwaye sb clear aya.Kch drs ne kaha stomach upset hai junk food ki wja se isliye hota hai pain.Lekin iss dfa 2nd pregnancy mein maine kisi kisam ka koi junk food ni khaya sb ghr ka bna healthy food fruits milk etc le rhi but still mjhe wohi pain horha gap se. Kidney test bhi krwaye wo bhi sb clear hai stone wgera ka bhi koi issue nhi hai.Water intake bhi thk hai. Concerned doctor kindly help me. TIA