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Note 19 - Related Party Transactions (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Related Party Transactions [Table Text Block]

		Year Ended December 31,
		2021				2020				2019
Related party revenue:
NeutroPhase		$	368			$	524			$	209
Licensing			—				—				41
Total related party revenue		$	368			$	524			$	250
Cost of goods sold
NeutroPhase		$	325			$	384			$	176
Licensing			—				—				—
Total related party expenses		$	325			$	384			$	176

		Year Ended December 31,
		2021				2020				2019
Commissions to China Kington related to:
OP Private Placement		$	—			$	—			$	—
June 2019 Private Placement			—				—				144
August 2019 Private Placement			—				—				162
Exercise of June 2019 Warrants			—				41				—
Exercise of 2019 Foreign Warrants			—				160				—
Promissory Note to Pioneer Pharma (Hong Kong) Company Ltd.			—				—				20
Total commissions to China Kington			—				201				326
Board Director Bob Wu consulting fee			—				50				83
Total related party expenses		$	—			$	251			$	409

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- Definition

Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates.

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