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I doubt that is what you have at all. It is more likely that your symptoms are pregnancy related. Preeclampsia is of course the big concern in pregnancy. Floaters are common in pregnancy. Mild headaches are also common. Dizziness can occur due to blood pressure and hormone changes. Migraine prevention will not help and should not be started this late in pregnancy. Zofran can cause dizziness and is listed as a side effect.
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