Talk to General Physician on Emergency Plz

today i ve took theragran ultra and after two or 3 hours theragran H Tablet..... after that i m suffering from sevear headache and nausea..... headache is like migrane b.p was 110/80 ... normally i m a low b.p person . later i feel may b its some gastric issue so i took hajmola... nausea gets better after taking that but still suffering from one side lil bit upset stomach.