Semax is a drug produced and prescribed mostly in Russia and Ukraine for a broad range of conditions but predominantly for its purported nootropic, neuroprotective, and neurogenic/neurorestorative properties. It is a heptapeptide, synthetic analog of a fragment of adrenocorticotropic hormone (AC TH), ACT H (4-10), of the following structure: Met-Glu-His-Phe-Pro-Gly-Pro. Semax has not been evaluated by the U.S. FD A. It is unscheduled in the U.S. and legal to import by private citizens for personal use.