Accrued and other liabilities (Tables)

12 Months Ended

Dec. 31, 2012

Accrued and other liabilities

Schedule of accrued and other liabilities

 Accrued and other liabilities consist of (in thousands):

	Balance as of
	December 31, 2012		December 31, 2011
Accrued research and clinical expenses	$	1,372	$	1,425
Accrued employee compensation and benefits		3,859		3,693
Accrued manufacturing costs		4,135		—
Accrued sales and marketing expenses		2,908		—
Other accrued liabilities		1,503		1,274
Total	$	13,777	$	6,392