Had thyroid cancer, thyroid was removed in 2008, nodules removed in 2012, paralyzed vocal as a result. Get out of breath very fast, can t do much. Take Synthroid 150mg. I can t sleep takes 3-4hrs to fall asleep. Gained a lot of waight. Tired, no energy,ache, also have fibro. Is it safe to take Actalin? I m 73.5 yrs old thank you