Methylphenidate is used as part of a comprehensive treatment programme for ADHD. 1  Tablets: 5 mg, 10 mg, 20 mg; these contain small amounts of lactose. RitalinÂ® contains gelatin.  Modified-release tablets: 18 mg , 27 mg , 36 mg, 54 mg; these may contain lactose.
30 Most Valuable Guitars In The World. 1 Fender âReach out to Asiaâ Stratocaster â $2.7 million. The most expensive guitar ever to appear at auction, the âReach out to Asiaâ Fender Stratocaster was sold in order to raise money to help the victims of the 2004 tsunami disaster in the Indian Ocean.
Long a favorite of blues and rock guitarists, it remains one of the best-selling and most popular guitars in the world, and has been associated with such artists as Slash, Mike Bloomfield, Duane Allman, Peter Green, Eric Clapton, Joe Perry and Jimmy Page.