Do you think that Viagra is the single drug with a big following? Yet another time, look at. The unquestioned glory of the blue pill was taken by modafinil.   Provigil (Modafinil) had become the best selling nootropic in 2020. Competent edition The Guardian known as Modafinil "the world's very first safe smart drug."   Do you remember seeing the film Limitless? Most likely all of us...