Accrued Expenses and Other Current Liabilities

6 Months Ended

Jun. 30, 2018

Payables And Accruals [Abstract]

Accrued Expenses and Other Current Liabilities

5. Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities are comprised of the following (in thousands):

	June 30, 2018		December 31, 2017
Salary and related expenses	$	6,951	$	7,260
Current portion of milestone rights liability		1,643		1,643
Professional fees		887		1,007
Discounts and allowances for commercial product    sales		1,286		873
Sales and marketing services		125		147
Restructuring		—		362
Accrued interest		1,501		567
External Clinical Trial		610		—
Other		1,072		590
Accrued expenses and other current liabilities	$	14,075	$	12,449

Accrued salary and related expenses includes $1.0 million in selling, general and administrative costs related to transitioning certain corporate support functions from Connecticut to the corporate headquarters in California.