My Wife Has Ulser In Stomach,i Knew Before 5 Days,she

My wife has ulser in stomach,i knew before 5 days,she has a lot of pain in stomach and vomitting also,the doctor is given her medicine and two abtibiotic injection daily for 5 days,3 days has passed,inspite of giving her injection she had a pain in his stomach,sir what can i do now,she is 31 years old and has thyroid and arthritic also,is anything serious