Synthroid Side Effects: I am a diabetic with hashi. I had been taking synthroid longer th http://www.medications.com/effect/view/31093 I am a diabetic with hashi. I had been taking synthroid longer than metformin and had been on both for at least a year now. Recently I have been to ER due to heart palpitation and shortness of breath, so I had stopped my synthroid .1 for one day and felt b Those doctors are clueless. Synthroid and other T4 meds have not Thu, 26 Jun 2008 18:17:23 -0400 http://www.medications.com/effect/view/31093?item=9562 Those doctors are clueless. Synthroid and other T4 meds have not worked for half a decade! What DOES work is desiccated thyroid. One of the brand names is Armour; another is Naturethroid. I highly recommend you read this site: www.stopthethyroidmadness.co http://www.medications.com/effect/view/31093?item=9562