Well i still got the palps . was admitted to hospital last week with high blood pressure which i have never had before was feeling light headed and nausea so now im seeing a heart doc for a 24 hour holter monitor then echo scan. i was on 75mcg when id had bad palps then had test blood tsh was 5.29 .. so now on 100 mcg thought they would of gone with the higher dose but no still got em feel worse then ever . what is going on feel like death warmed up,so tired all the time no appetite so now there looking at AF .. AM I GOING MAD OR WHAT. ? HOW CAN THE THYROID CAUSE SO MUCH CRAP . ?. OH and my doctor was in more of a panic than me when i started to shake and the pains in my head were like ice picks damn now that cant be all the thyroid can it ....?