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.
#9 Most Expensive Guitar: Eric Claptonâs Martin 1939 000-42 Acoustic. The only acoustic guitar to make the most espensive guitars list, Eric Clapton played this Martin on his 90s smash hit, âTears in Heaven,â and also during it during his now-famous MTV Unplugged session.