Note 6 - Inventory

6 Months Ended

Jun. 30, 2022

Notes to Financial Statements

Inventory Disclosure [Text Block]

6. Inventory, Net

The components of inventory, net as of June 30, 2022 and December 31, 2021 are as follows:

	June 30, 2022			December 31, 2021
Materials	$	193,806		$	50,000
Finished goods		123,066			101,155
Reserve for obsolete finished goods		(1,202	)		—
Total inventory, net	$	315,670		$	151,155

During the three-month and six-month periods ended June 30, 2021, we allocated approximately $1,000 and $5,000, respectively, of finished goods inventory for use in clinical trials. These transactions were recorded in research and development expense in the condensed consolidated statements of operations. No inventory was allocated for use in clinical trials during the three-month and six-month periods ended June 30, 2022.