i went to hospital I had ultrasound done of my thyroid they said it was ok , i had blood test done and givem meds methimazole 10mg after takinf it a got a hot flash and it made my head feel funny I felt like I was losing it , when I got home I took it and felt the same I stopped taking it , My endroconologist sent me for more test thyroid test uptake I123 . are there side effects to all meds for thyroind im confuse and afraid of meds . Im concerned of the iodine testing and radiation. I want asked any questions by dr will hospital ask me ? thank you