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Inventory
3 Months Ended
Mar. 31, 2024
Inventory Disclosure [Abstract]  
Inventory

6. Inventory

Inventory consists of the following (in thousands):

 

 

 

March 31, 2024

 

 

December 31, 2023

 

Raw materials

 

$

18,075

 

 

$

17,643

 

Work in process

 

 

16,288

 

 

 

14,550

 

Finished goods

 

 

8,110

 

 

 

9,917

 

Total inventory

 

$

42,473

 

 

$

42,110

 

 

As of March 31, 2024, total inventory included $27.4 million related to CINVANTI, $11.2 million related to ZYNRELEF, $3.7 million related to SUSTOL and $0.1 million related to APONVIE. As of December 31, 2023, total inventory included $26.4 million related to CINVANTI, $11.2 million related to ZYNRELEF, $4.1 million related to SUSTOL and $0.4 million for APONVIE. For the three months ended March 31, 2023, cost of product sales included charges of $5.3 million primarily relating to the write-off of short-dated ZYNRELEF inventory. There were no such charges incurred during the three months ended March 31, 2024.