EX-4 4 ex4-3.htm EXHIBIT 4.3

ORTEC INTERNATIONAL, INC.
3960 Broadway
New York, NY  10032
Tel. (212) 740-6999
Fax. (212) 740-2570


        The undersigned Ortec International, Inc. (the “Company”) agrees that the exercise price, currently $1.50 and $1.80 to purchase one share of the Company’s common stock, will be reduced to $.001 to purchase one share of the Company’s common stock, for all Series E Warrants held by an accredited investor who executes definitive stock purchase agreements to participate in the Initial Closing for the purchase of shares of the Company’s common stock and Series F Warrants in the Company’s current private placement offering (of its common stock and Series F Warrants) for an amount of dollars not less than 40% of the aggregate of the cash invested by such accredited investor:

   
(i) in purchasing shares of the Company’s common stock and Series E Warrants in the private placement offering by the Company (of its common stock and its Series E Warrants) which closed on January 5, 2005;
 
   
(ii) in the Company’s promissory notes which were converted into shares of the Company’s common stock and Series E Warrants on January 5, 2005; and
 
 
(iii) in purchasing shares of the Company’s common stock and Series E Warrants pursuant to the additional investment rights granted to the purchasers in such private placement offering which closed on January 5, 2005.
   
   
   
    ORTEC INTERNATIONAL, INC.
     
     
    By:  /s/ Ron Lipstein                                                              
            Print Name:  Ron Lipstein
            Title:  Chief Executive Officer
     
    Dated:  October 6, 2005