I have been taking Norvas for about 3 years but about a year ago I started expirecency Extreme Dry mouth , Constant Thirst, Problems Swallowing food , vision changes , Extreme Tiredness , Alot of Sinus infection's , body aches and my Migraines have increased can this be due to the Norvasc I take or the Topomaz for pre Migraines? Tell people you are going to Charge Them before they tell you there Problem!! Waste of Time !!!!