http://www.medications.com/effect/view/21668 I was diagnosed with a sluggish thyroid also and the dr put me on 50 mcg of levoxyl. I had all of these symptoms of low thyroid hormones and didn't know it. I never put all the problems to the same culprit. I had very bad muscle aches, with or without exer Tue, 12 Jun 2007 08:34:37 -0400 http://www.medications.com/effect/view/21668?item=394 I have side effects from this medicine also, dizzy, shorth of breath & cant sleep a full night. http://www.medications.com/effect/view/21668?item=394 Tue, 30 Dec 2008 14:18:33 -0500 http://www.medications.com/effect/view/21668?item=15596 I started levothyroxin and now levoxyl several months ago and have suffered with an internal shakiness (not visible on the outside) ever since. The doctor also told me that it couldn't be the medication, but the pamphlet from the pharmacist said that shak http://www.medications.com/effect/view/21668?item=15596