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Accrued Expenses
 9 Months Ended
Sep. 30, 2021
Payables And Accruals [Abstract]  
Accrued Expenses

6.

Accrued Expenses

Accrued expenses consisted of the following at September 30, 2021 and December 31, 2020 (in thousands):

 

 

 

September 30,

 

 

December 31,

 

 

 

2021

 

 

2020

 

 

 

 

 

 

 

 

 

 

Personnel costs

 

$

4,513

 

 

$

5,686

 

Clinical trial costs

 

 

916

 

 

 

—

 

Professional fees

 

 

486

 

 

 

647

 

Sales chargebacks, rebates and other revenue reserves

 

 

2,678

 

 

 

1,109

 

Commissions due to commercialization partner for DEXYCU

 

 

1,464

 

 

 

254

 

Other

 

 

1,406

 

 

 

749

 

 

 

$

11,463

 

 

$

8,445