How Can Acute Pain With Syncope And Vomiting Be Treated?

hi i am 22 years old and i am see in my periods right now ,i wen to a doctor and he give me 150mg bi-profenid for the pain my pain is be so bad that some times i faint away or i vomit,i see black, and sometimes i cold swit
i also try this table name ponstan forte 500mg and it only help for 5 min and the pain is get more worist i do not know what to do