Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Product sales, net	$ 2,428,498	$ 2,523,750	$ 4,234,103	$ 6,212,738
Cost of products sold	1,021,573	873,586	1,584,250	2,275,871
Gross profit	1,406,925	1,650,164	2,649,853	3,936,867
Selling, general and administrative expenses	2,821,837	3,082,534	5,840,601	5,790,161
Research and development expenses	9,775	120,065	235,592	225,080
Total operating expenses	2,831,612	3,202,599	6,076,193	6,015,241
Loss from operations	(1,424,687)	(1,552,435)	(3,426,340)	(2,078,374)
Other expenses	(1,756)	(1,024)	(3,457)	(1,763)
Interest income	1,926	2,154	4,590	2,442
Loss before provision for income taxes and equity in net losses of equity investments	(1,424,517)	(1,551,305)	(3,425,207)	(2,077,695)
Provision for income taxes	(4,075)	(4,664)	(15,538)	(11,865)
Loss before equity in net losses of equity investments	(1,428,592)	(1,555,969)	(3,440,745)	(2,089,560)
Earnings (Loss) on earnings from China Joint Venture	78,591	15,460	115,374	(28,941)
Net loss	(1,350,001)	(1,540,509)	(3,325,371)	(2,118,501)
Net loss attributable to noncontrolling interests	6,994	61,684	108,657	134,808
Net loss attributable to Milestone Scientific Inc.	$ (1,343,007)	$ (1,478,825)	$ (3,216,714)	$ (1,983,693)
Basic (in dollars per share)	$ (0.04)	$ (0.05)	$ (0.09)	$ (0.06)
Diluted (in dollars per share)	$ (0.04)	$ (0.05)	$ (0.09)	$ (0.06)
Basic (in shares)	35,297,906	32,399,997	34,939,306	32,122,482
Diluted (in shares)	35,297,906	32,399,997	34,939,306	32,122,482