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.
Stradivarius instruments hold the top five prices paid for any musical instrument. The most expensive Stradivarius violins are the ones crafted during what is considered his golden period from 1700 to 1720. These violins are estimated to bid at the starting auction price of millions of dollars.