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REVENUE RECOGNITION (Tables)
9 Months Ended
Sep. 30, 2021
REVENUE RECOGNITION.  
Reconciliation of gross product sales to net product sales by each significant category of gross-to-net adjustments

(in thousands)

Three months ended

Nine months ended

September 30, 2021

September 30, 2021

Gross product revenue

$

2,528

$

5,167

Gross-to-net adjustments:

Chargebacks and administrative fees

(292)

(487)

Trade discounts and allowances

(128)

(222)

Government rebates and co-payment assistance

(103)

(179)

Sales returns and allowances

(13)

(25)

Total gross-to-net adjustments(1)

$

(536)

$

(913)

Net product revenue

$

1,992

$

4,254