Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Summary of Significant Accounting Policies

Summary of sales allowances and related accruals

	December 31,		Allowances for		Payments &		December 31,
	2021		current period sales		credits		2022
Customer credits, discounts and allowances (contra accounts receivable)	$	371	$	5,891	$	(3,268)	$	2,994
Rebates and co-pay assistance (accrued expenses)		669		4,434		(2,771)		2,332
Total	$	1,040	$	10,325	$	(6,039)	$	5,326

Schedule of outstanding potentially dilutive securities excluded from calculation of diluted net loss per share

The following table sets forth the outstanding potentially dilutive securities that have been excluded from the calculation of diluted net loss per share for the years ended December 31, 2022, 2021 and 2020, respectively, because to do so would be anti-dilutive (in common equivalent shares):

	Year Ended December 31,
	2022	2021	2020
Common stock warrants	56,501,249	379,583	35,000
Unvested restricted stock units	6,461	8,325	3,995
Common stock options	397,818	259,145	212,977
Total	56,905,528	647,053	251,972