I have very stubborn hypertension, the blood pressure med s side effects are just too much, they make me depressed, I can t sleep and when I do sleep I have terrible nightmares, I ve taken clonidine, bystolic, tribenzor, amlodipine besylate, metoprolol tartrate, and losarttan-hctz, I ve modified my diet, I work out, what else is there? I m totally frustrated. Help