ACCOUNTS PAYABLE AND ACCRUED LIABILITIES

6 Months Ended

Jun. 30, 2011

ACCOUNTS PAYABLE AND ACCRUED LIABILITIES

ACCOUNTS PAYABLE AND ACCRUED LIABILITIES

NOTE 9.   ACCOUNTS PAYABLE AND ACCRUED LIABILITIES

Accounts payable and accrued liabilities consist of the following (in thousands):

	June 30, 2011		December 31, 2010
Accounts payable	$	2,246	$	1,655
Accrued compensation	3,367		2,638
Accrued clinical trial expense	793		307
Accrued rebates and sales discounts	2,823		2,625
Allowance for product returns	6,410		5,355
Accrued promotion fee	4,269		2,490
Other accrued liabilities	3,614		3,403
Total accounts payable and accrued liabilities	$	23,522	$	18,473