Buy Ativan Online is a benzodiazepine that increases the effects of the neurotransmitter GABA (gamma-aminobutyric acid). GABA, also known as the CNS, is found in the brain and spinal cord and functions as an inhibitory neurotransmitter. It decreases the abnormal and increased activity in the brain by inhibiting the initiation, sending, and receiving of chemical messages or signals in the CNS or the Central nervous system.