Buy Ativan Online, Each Ativan pill is a tiny white and blue tablet. Typically, an Ativan pill is taken twice a day, at prescribed times. Your doctor will tell you how much Ativan to take and for how long. The brand name form of lorazepam, Ativan, is prescribed for the short-term relief of symptoms of anxiety. It also helps patients to relax and sleep better. Some patients may experience fatigue, dizziness, or drowsiness while taking Ativan.