My doctor thought it was a movement issue due to being on two anti-psychotics. I don't know if I believe her thought, because I have only had it twice. It can also be due to the illness. Thanks for asking browneyed.
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Dx: Schizoaffective disorder, bipolar type
Tx: Lamictal 100 mg
Lorazepam 2 mg
Geodon 160 mg

"Hope in the Face of Despair"
~~By Spincera