What should i do? Me doctors please : (

I am 23 years old male, I am on tabs met xl12.5 nexito10 since 4mnths and everyday severe headache eye pain neck pain and ear pain memory problems unable to recollect no taste in food can't enjoy life can't concentrate fatigue forgetfulness feeling shy feeling hard to mingle up in group of people or to talk any one, immediate next second I am forgetting things,I feel my brain is blocked, I don't have much interection with people like before, All time I am confused weak decision making ability, palpitation, Memory problems is making me worse, someone says refer cardiologist someone says psychologist someone neurologist someone say psychiatrist someone say I don't need doctor someone say Go for MRI scan of brain what to do whome to refer please help me doctors please :(