Ramelteon
[Rozerem] Safe hypnotic that may improve depression in bipolar disorder. Think of it as a potent melatonin.
Sleep
Eszopiclone
[Lunesta]Among the z-hypnotics, has the most benzo-like properties, and can augment antidepressants (short term) in depression and GAD.
Diphenhydramine
Although over the counter, the prescription version (hydroxyzine) is safer with fewer anticholinergic risks.