CONCERTAÂ® is a central nervous system (CNS) stimulant. CONCERTARÂ® is available in four tablet strengths. Each extended-release tablet for once-a-day oral administration contains 18, 27, 36, or 54 mg of methylphenidate HCl USP and is designed to have a 12-hour duration of effect.
Unchained Melody by The Righteous Brothers Songfacts. 1  This first appeared in the 1955 movie Unchained, starring the former football player Elroy Crazy Legs Hirsch. The movie takes place in a prison, and the song was written for the movie to reflect the mood of the prisoners as they wait for time to pass.
 Break Free  is a song by American recording artist Ariana Grande featuring Russian-German musician and producer Zedd.