During the last two decades, the use of pharmacological drugs for the treatment for the improvement of cognitive function has increased significantly. Modafinil treats narcolepsy, enhances mental alertness and improves the functioning of the brain without any impact on the cognitive function of individuals. This pill is highly popular among students, researchers, academicians, armed forces, shift workers and among corporate professionals. People can easily buy Modafinil UK from the website of a reliable online drug supplier.