Lost a whole day to Zyrtec July 16 2011

I took an over-the-counter antihistamine, Zyrtec, for my itchy Revlimid rash this morning, July 16 2011 and WHAT A MISTAKE!  I felt like I was going to crawl out of my skin, was dizzy, and just wanted to sleep - so, I did ALL DAY~ and ALL NIGHT~