Retrophin announced sales results for the fourth quarter and full year of 2016. For the quarter, the company's net product sales of about $37 million, 22% higher than in the same quarter a year earlier. A year ago, the company reported $30.4 million in revenue.

For the year, the company's net product sales totaled about $134 million, compared with $99.9 million in 2015.

The company provided revenue guidance for the year 2017. The company anticipates revenue growth will continue in 2017, providing further financial support to develop products.