I m a 22 year old female I m 175 pounds. 5 ft 7 in I take levothyroxine 175 mlg. everyday I had my thyroid completely removed @ age 15 I ve had my tonsils removed @ age 17 I ve also have one Fallopian tube removed @ age 16 due to torching I ve had ovarian cysts but nothing every ruptured I recently been prescribed Vyvanse 40 mlg for ADHD Lately ive been having really bad headaches, Any kind of pain killer will NOT help I feel really dizzy a lot of time I also feel nauseous for no reason a lot as well Sometimes when im feeling these ways i have stop what im doing because my eye sight goes crazy and my head feels really strange and when i close my eyes i lose all sense of balance and dont even realize it till i open my eyes and then i feel and see that im leaning and about to fall over