I am taking potassium cl er 10 meq tablet, loser tan potassium 100 mg tablet, Corey 25 mg tablet, Maxine Chaz 37.5 5-25 mg, and magnesium 750 mg one daily. I've beepn experiencing severe spasms in my legs, feet, toes, arms, fingers for many months. Which ones of these Ned's are causing this problem as well as dizziness, headaches, and insomnia.