Parkinson's Disease Support Group
Parkinson's disease is a movement disorder often characterized by muscle rigidity, tremor, a slowing of physical movement, and in extreme cases, a loss of physical movement. The primary symptoms of Parkinsons are due to excessive muscle contraction, normally caused by the insufficient formation and action of dopamine, which is produced in the dopaminergic neurons of the...
Maybe it depends on the quantity of pills that you take as to whether you have this side effect . My husband takes 8 per day and he isn't bothered with that side affect but has lost his sense of smell to a certain extent.
I was also thinking that maybe it's happening to you because you take those other pills and perhaps the combination is doing something to your body. Maybe your pharmacist can give you some information about it.