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Inventories
 9 Months Ended
Sep. 30, 2017
Inventories  
Inventories

4. Inventories

 

The following table presents inventories as of December 31, 2016 and September 30, 2017 (in thousands):

 

 

 

 

 

 

 

 

 

 

December 31,

 

September 30,

 

    

2016

    

2017

Raw materials

 

$

13,263

 

$

31,685

Work in process

 

 

584

 

 

16,810

Finished goods

 

 

853

 

 

2,032

   Total inventories

 

$

14,700

 

$

50,527

 

Inventories are related to the Company’s approved products, VARUBI and ZEJULA.  If future sales of VARUBI or ZEJULA are less than expected, the Company may be required to write down the value of such inventories.