The pill with imprint GG 257 is Orange, Oval, and has been identified as Alprazolam 0.5 mg. GG257 pill is used to treat anxiety and panic disorders. It falls under the category of benzodiazepines and works by enhancing the effects of a neurotransmitter called GABA in the brain. GABA helps to calm the body and reduce feelings of anxiety and stress. While the GG 257 Pill can be an effective treatment for anxiety and panic disorders, it does come with some risks. It can be habit-forming and may cause drowsiness or dizziness, especially in higher doses.