Xeomin, an FDA-approved, uniquely purified anti-wrinkle injection for frown lines.Xeomin® (incobotulinumtoxinA) is a prescription medication injected into muscles and used to temporarily improve the appearance of moderate to severe frown lines between the eyebrows (glabellar lines) in adults. Xeomin® contains botulinum toxin type A, a protein purified from the bacterium Clostridium botulinum.