Suggest Remedy For Persistent Headache And Nausea

hi i am gauhar malik 18 years old i have a headache problem since march 2009 and regularly i am taking medicine in the guidence of some neuro drs but still i have this problem and for your information when i feel this headache at that time i feel also noesia and vomiting and also i losed my vision in my left side eye first de told me that you are in BIH problem but after that other dr told me that no it is just migrain problem so kindly tell me what should i do i would be really obliged to you.