Hiiii Daily vomit after eating suggest some gastric cause Amon them gastroenteritis is the most common Headache also secondry to this events Some times excssecive acid and bile production leads to persisatnt vomiting Medicines that have been given to u is appropiate but u should require investigation to rule out proper cause Blood examination and ultrasonography in primary phase and if required than upper GI scopy is very useful for both diagnostic as well as theraeutic purpose Hope u will get best Thank u