Artvigil 150mg  is a cognitive enhancer designed to improve alertness and cognitive abilities. Every pill contains 150 milligrams of armodafinil, a potent chemical that boosts wakefulness, alertness, and mental sharpness. Unlike other stimulants, Artvigil 250mg  provides a constant and lasting increase in energy without the jitters or abrupt decline in energy levels that coffee is known for.