What is a tiny green pill with M57?

A tiny green pill marked with "M57" is identified as a 5 mg dose of Diazepam, which is a medication commonly used to treat anxiety, muscle spasms, and seizures. It belongs to the benzodiazepine class of drugs and works by enhancing the effects of a neurotransmitter called GABA in the brain. As with any medication, it should be used under the guidance of a healthcare professional to avoid potential misuse or side effects.