Diazepam, which is popularly referred to as Valium, is a trade name of prescription medicine which is a benzodiazepine medicine. These medicines exhibit their actions through the sedation of brains and nerves. The primary uses of diazepam include treating sleep issues, anxiety disorders, and muscle spasms. The Effects of Diazepam 10mg in Anxiety The effectiveness of Diazepam 10mg in relation to reducing anxiety is due to the fact that it has a calming effect on the nerves. The effects of anxiety may be debilitating in nature and occur intellectually, physically and in general well-being. Diazepam enhances the effect of a neurotransmitter referred to as GABA (gamma-aminobutyric acid) in the brain. GABA helps to reduce excess stimulation of the brain processes and results in a calm state.