Don't fret about it! They've done studies and looking at the clock, etc. causes you to do worse. Turn the clock away from you so you can't see what time it is.
I have a lavender shampoo from the health food store. I also occasionally use the regular, more sedating allergy meds and my Pepcid Complete helps if I'm having sniffles/problems with drainage/GERD. The calcium helps. I often wake a bit hungry too so having a nice slice of cinnamon toast can satisfy me and help me sleep. Here, check this out:
http://kidshealth.org/parent/pregnan...pregnancy.html