0000855683 2025-01-01 2025-12-31 0000855683 2025-06-30 0000855683 2026-03-31 iso4217:USD shares iso4217:USD shares true FY 0000855683 10-K/A true 2025-12-31 --12-31 2025 false 001-14053 Milestone Scientific Inc. DE 13-3545623 425 Eagle Rock Avenue Roseland NJ 07068 973 535-2717 Common Stock, par value $0.001 per share MLSS NYSEAMER No No Yes Yes Non-accelerated Filer true false false false false 39730497 80453116 0.001 None Milestone Scientific Inc. (the “Company”) is filing this Amendment No. 1 on Form 10-K/A (this “Amendment”) to amend its Annual Report on Form 10-K for the fiscal year ended December 31, 2025, filed with the Securities and Exchange Commission on March 31, 2026 (the “Original Form 10-K”).This Amendment is being filed solely to:   (i) include the entire Restated Certificate of Incorporation of the Company as Exhibit 3.1; and (ii) restore the Company’s Amended and Restated By-laws as Exhibit 3.2.   The Original Form 10-K correctly described the Company’s Restated Certificate of Incorporation; however, the exhibit link inadvertently omitted a portion of the filed text. In addition, the Company’s Amended and Restated By-laws, which were previously filed as Exhibit 3.2 to the Company’s Form 10-K filed on April 1, 2025, were inadvertently omitted from the Original Form 10-K.