EXHIBIT 10.28


 


AMENDMENT TO ASSET PURCHASE AGREEMENT


 


This Amendment to
Asset Purchase Agreement, dated as of October 21, 2013 (the “Amendment”), is entered into by and between BUDERER
DRUG COMPANY, INC., an Ohio corporation (“Buderer”), with a place of business at 633 Hancock Street, Sandusky,
Ohio 44870), and IMPRIMIS PHARMACEUTICALS, INC., a Delaware corporation (“Imprimis” and together with Buderer,
the “Parties”, and each, a “Party”).


 


WHEREAS, the Parties
have entered into that certain Asset Purchase Agreement, dated as of June 11, 2013 (the “Existing Agreement”);
and


 


WHEREAS, the Parties
hereto desire to amend the Existing Agreement on the terms and subject to the conditions set forth herein.


 


NOW, THEREFORE,
in consideration of the premises set forth above and other good and valuable consideration, the receipt and sufficiency of which
are hereby acknowledged, the Parties agree as follows:


 


1. Definitions.
Capitalized terms used and not defined in this Amendment have the respective meanings assigned to them in the Existing Agreement.


 


2. Amendment
to the Existing Agreement. As of the Effective Date (defined below), Section 8.2.2 of the Existing Agreement is hereby amended
in its entirety to read as follows:


 


“If
Imprimis, its Licensee or their respective Affiliates fails to either initiate any study where data is derived with respect to
a Product, or to generate Net Receipts, before the fifth anniversary of the Effective Date, then (unless the parties otherwise
mutually agree in writing), Buderer shall have the right, at its option and as its sole remedy, to terminate the Agreement.”


 


3. Date of Effectiveness;
Limited Effect. This Amendment will become effective as of the date first written above (the “Effective Date”).
Except as expressly provided in this Amendment, all of the terms and provisions of the Existing Agreement are and will remain in
full force and effect and are hereby ratified and confirmed by the Parties. Without limiting the generality of the foregoing, the
amendments contained herein will not be construed as an amendment to or waiver of any other provision of the Existing Agreement
or as a waiver of or consent to any further or future action on the part of any Party that would require the waiver or consent
of another Party. On and after the Effective Date, each reference in the Existing Agreement to “this Agreement,” “the
Agreement,” “hereunder,” “hereof,” “herein” or words of like import, and each reference
to the Existing Agreement in any other agreements, documents or instruments executed and delivered pursuant to, or in connection
with, the Existing Agreement, will mean and be a reference to the Existing Agreement as amended by this Amendment.


 




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4. Miscellaneous.


 


(a) This Amendment
is governed by, and construed in accordance with, the laws of the State of Delaware, without regard to the conflict of laws provisions
of such State.


 


(b) This Amendment
shall inure to the benefit of and be binding upon each of the Parties and each of their respective permitted successors and permitted
assigns.


 


(c) The headings
in this Amendment are for reference only and do not affect the interpretation of this Amendment.


 


(d) This Amendment
may be executed in counterparts, each of which is deemed an original, but all of which constitutes one and the same agreement.
Delivery of an executed counterpart of this Amendment electronically or by facsimile shall be effective as delivery of an original
executed counterpart of this Amendment.


 


(e) This Amendment
constitutes the sole and entire agreement of the Parties with respect to the subject matter contained herein, and supersedes all
prior and contemporaneous understandings, agreements, representations and warranties, both written and oral, with respect to such
subject matter.


 


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Intentionally Left Blank]


 




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IN WITNESS WHEREOF,
the Parties have executed this Amendment as of the date first written above.


 


	 	BUDERER
    DRUG COMPANY, INC.
	 	 	 
	 	By:	/s/
    Matthew J. Buderer
	 	Name:	Matthew
    J. Buderer
	 	Title:	Vice
    President
	 	 	 
	 	IMPRIMIS
    PHARMACEUTICALS, INC.
	 	 	 
	 	By:	/s/
    Mark L. Baum
	 	Name:	Mark
    L. Baum
	 	Title:	CEO


 




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