Consolidated Balance Sheets - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 14,764,346	$ 14,223,917
Accounts receivable, net	943,272	1,080,656
Prepaid expenses and other current assets	375,360	415,915
Inventories, net	1,541,513	2,420,179
Advances on contracts	1,309,260	414,202
Total current assets	18,933,751	18,554,869
Furniture, fixtures and equipment, net	23,713	30,729
Intangibles, net	277,619	329,249
Right of use assets	550,511	632,453
Other assets	24,150	24,150
Total assets	19,809,744	19,571,450
Current liabilities:
Accounts payable	780,428	482,972
Accounts payable, related party	395,857	385,138
Accrued expenses and other payables	1,417,248	824,454
Accrued expenses, related party	414,241	586,734
Current portion of finance lease liabilities	8,545	7,796
Current portion of operating lease liabilities	81,001	72,031
Deferred profit, related party	0	242,589
Note payable	0	276,180
Total current liabilities	3,097,320	2,877,894
Non-current portion of finance lease liabilities	20,062	28,607
Non-current portion of operating lease liabilities	476,980	557,981
Total liabilities	3,594,362	3,464,482
Commitments
Stockholders’ equity
Common stock, par value $.001;authorized 100,000,000 shares; 68,153,336 shares issued and 68,120,003 shares outstanding as December 31, 2021; authorized 85,000,000 shares; 64,171,435 shares issued and 64,138,102 shares outstanding as December 31, 2020;	68,153	64,171
Additional paid in capital	124,915,560	117,934,696
Accumulated deficit	(107,704,274)	(100,885,957)
Treasury stock, at cost, 33,333 shares	(911,516)	(911,516)
Total Milestone Scientific Inc. stockholders' equity	16,367,923	16,201,394
Noncontrolling interest	(152,541)	(94,426)
Total stockholders’ equity	16,215,382	16,106,968
Total liabilities and stockholders’ equity	$ 19,809,744	$ 19,571,450