Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 2,170,593	$ 8,715,279
Marketable securities	2,450,470	0
Accounts receivable, net	591,012	693,717
Prepaid expenses and other current assets	578,753	443,872
Inventories	2,482,630	1,792,335
Advances on contracts	1,699,153	1,325,301
Total current assets	9,972,611	12,970,504
Furniture, fixtures and equipment, net	9,182	18,146
Intangibles, net	188,314	227,956
Right of use assets finance lease	11,159	17,645
Right of use assets operating lease	378,142	443,685
Other assets	24,150	24,150
Total assets	10,583,558	13,702,086
Current liabilities:
Accrued expenses and other payables	1,111,742	1,124,839
Accrued expenses, related party	270,836	167,549
Current portion of finance lease liabilities	10,031	9,365
Current portion of operating lease liabilities	100,327	91,701
Total current liabilities	3,278,840	3,299,675
Non-current portion of finance lease liabilities	3,088	10,698
Non-current portion of operating lease liabilities	308,605	385,279
Total liabilities	3,590,533	3,695,652
Commitments
Stockholders’ equity
Common stock, par value $.001;authorized 100,000,000 shares; 70,893,748 shares issued and 70,860,415 shares outstanding as of September 30, 2023; shares; 69,306,497 shares issued and 69,273,164 shares outstanding as of December 31, 2022	70,894	69,306
Additional paid in capital	129,487,592	127,478,325
Accumulated deficit	(121,400,682)	(116,410,405)
Treasury stock, at cost, 33,333 shares	(911,516)	(911,516)
Total Milestone Scientific, Inc. stockholders' equity	7,246,288	10,225,710
Noncontrolling interest	(253,263)	(219,276)
Total stockholders’ equity	6,993,025	10,006,434
Total liabilities and stockholders’ equity	10,583,558	13,702,086
Nonrelated Party [Member]
Current liabilities:
Accounts payable	1,149,267	1,102,729
Related Party [Member]
Current liabilities:
Accounts payable	$ 636,637	$ 803,492