Adenosine monophosphate-d12 (AMP-d12) dilithium is deuterium labeled Adenosine monophosphate (HY-A0181). Adenosine monophosphate is an adenosine A1 receptor agonist. Adenosine monophosphate has significant antiviral activity against HSV-1 and HSV-2. Adenosine monophosphate is a key cellular metabolite regulating energy homeostasis and signal transduction[1][2][3].