Market Concentrations

12 Months Ended

Dec. 31, 2017

The Company currently focuses on the acquisition, development and commercialization of branded prescription products for the hospital acute care, gastroenterology, and oncology supportive care markets. The Company’s principal financial instruments subject to potential concentration of credit risk are accounts receivable, which are unsecured, and cash equivalents. The Company’s cash equivalents consist primarily of money market funds. Certain bank deposits may at times be in excess of the insurance limits provided by the Federal Deposit Insurance Corporation.

The Company’s primary customers are wholesale pharmaceutical distributors in the U.S. Total revenues by customer for each customer representing 10% or more of consolidated revenues are summarized below for the years ended December 31:



	2017	2016	2015

Customer 1	25%	22%	22%
Customer 2	22%	28%	28%
Customer 3	25%	29%	32%
Customer 4	*%	10%	*%

*: less than 10% of total

The Company’s accounts receivable, net of allowances, due from the customers representing 10% or more of consolidated revenue was 53% and 86% at December 31, 2017 and 2016, respectively.