Submitted by Dr T on October 21, 2012 – 4:47pm
No. This is a new problem. However, long-term use of valium decreases its effectivity and it should NOT be used as a long term drug. This alone may explain your increased anxiety. Meanwhile you need to be checked for the cause of this bigemini.Read this:
Your doctors need to make sure your heart is otherwise normal. Specifically, at your age coronary artery disease needs to be excluded. This is best done with a Holter monitor, blood tests and a stress ECHO.
Hope this helps,