Hello there..
RSD also causes your heart to accelerate or can, I personaly have heart problems due to my RSD for almost a year now, I started Lyrica a few months back now and have noticed no ill effects.. a little disorientation when I started.
You are on a fairly high dose though and mabie starting those pills back to back is not best (seems to me I did too
![Roll Eyes (Sarcastic)](images/smilies/rolleyes.gif)
) for observing results.