Anxiety. Several, such as SSRIs as Lexapro, SNRIs as Effexor, Anxiolytics as Ativan, Antihistamines as Vistaril, others as Buspar (buspirone).
See below. Cognitive behavior therapy to help you work on the anxiety provoking situations and identify thoughts that contribute to anxiety. Relaxation exercises, guided imagery, positive affirmations, establishing routines -- will help you with managing your anxiety. Good luck!
SSRIs. Barbiturates are actually not the treatment of choice for anxiety. It would be helpful to talk with your doctor about treatment options. The first line agents for anxiety are ssri antidepressant medications. Unfortunately, they do take several weeks before they start working. Therapy can also be quite helpful in the treatment of anxiety.