Paul Erdös was prescribed Ritalin in 1970 when he was nearly 60 years old and had already produced the bulk of his work. He was probably addicted but never vari

Paul Erdös was prescribed Ritalin in 1970 when he was nearly 60 years old and had already produced the bulk of his work. He was probably addicted but never varied from his doctor-prescribed dose. Also, Ritalin is nowhere near the same as Methampetamine.