Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash	$ 21,195	$ 32,019
Accounts receivable, net	8,852	2,967
Inventory, net	6,091	3,368
Prepaid expenses and other current assets	3,610	4,136
Total current assets	39,748	42,490
Property and equipment, net	3,778	4,230
Goodwill	2,715	2,715
BELBUCA®license and distribution rights intangible asset, net	40,500
Other intangible assets, net	1,360	2,285
Total assets	88,101	51,720
Current liabilities:
Accounts payable and accrued liabilities	26,149	17,572
Deferred revenue, current		1,716
Total current liabilities	26,149	19,288
Notes payable	47,660	29,272
Deferred revenue, long-term		20,000
Other long-term liabilities	5,415	825
Total liabilities	79,224	69,385
Commitments and contingencies (Notes 6 and 17)
Stockholders' equity (deficit):
Preferred Stock, $.001 par value; 5,000,000 shares authorized; 2,093,155 shares of Series A Non-Voting Convertible Preferred Stock outstanding at both December 31, 2017 and 2016, respectively	2	2
Common Stock, $.001 par value; 75,000,000 shares authorized; 55,904,072 and 54,133,511 shares issued; 55,888,581 and 54,118,020 shares outstanding at December 31, 2017 and 2016, respectively	56	54
Additional paid-in capital	313,922	292,667
Treasury stock, at cost, 15,491 shares	(47)	(47)
Accumulated deficit	(305,056)	(310,341)
Total stockholders' equity (deficit)	8,877	(17,665)
Total liabilities and stockholders' equity (deficit)	$ 88,101	$ 51,720