Miley Cyrus has cancelled a 2nd show and is still hospitalised

New York - Miley Cyrus is canceling another concert and remains hospitalised for a severe allergic reaction to antibiotics.

A representative for the 21-year-old says in a statement that Cyrus is cancelling her Wednesday performance at the Scottrade Centre in St Louis.

The singer also tweets that the hospital will not release her. She apologised in a tweet on Wednesday.

the hospital is sayin i wont b released today?? therefore Im not going 2 make it 2 St Louis. Im so sorry but somethings are outta my control.