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Code of Ethics for Senior Officers

DUSA PHARMACEUTICALS, INC.
CODE OF ETHICS APPLICABLE TO SENIOR OFFICERS

In my role as ________________________________ of DUSA Pharmaceuticals, Inc.
("DUSA"), I certify that I adhere to and advocate the following principles and responsibilities
governing my professional conduct.

1. I act with honesty and integrity at all times, avoiding actual or apparent conflicts of
interest between my personal interests and the interests of DUSA (be they actual or
potential).

2. In the performance of my duties as ________________________________, to the best of
my knowledge, I comply with applicable federal, state, foreign provincial and local laws,
regulations and rules, as well as the rules and regulations of appropriate private and
public regulatory agencies.

3. I respect the confidentiality of information acquired in the course of my work, disclosing
information only as authorized or legally obligated to. I will not use confidential
information acquired in the course of my work for personal advantage.

4. I recognize that as ________________________________, I have a leadership position
with DUSA and, with that in mind, I will actively promote ethical behavior in my work
environment and expect ethical behavior from my staff.

5. I act in good faith, responsibly, with due care, competence and diligence, without
misrepresenting important facts, omitting important facts or allowing my independent
judgment to be subordinated.

6. I take all reasonable action to ensure that the information within the scope of my
responsibility at DUSA, or of which I am otherwise aware, contained in (i) documents
DUSA files with or submits to the Securities and Exchange Commission and (ii) its other
public communications is, to the best of my knowledge, full, fair, accurate, timely and
understandable.

7. I use the assets and resources of DUSA responsibly in the performance of my
responsibilities.

8. I will notify the Corporate Governance and Nominating Committee or the Audit
Committee promptly in the event I become aware of any actual, apparent or potential
violation of this Code of Ethics Applicable to Senior Officers.

9. I understand that the Corporate Governance and Nominating Committee has a duty to
fully investigate and report to the Board of Directors, any actual, potential or alleged
violations of this Code of Ethics for Senior Officers. I will not, directly or indirectly,
obstruct, delay or otherwise hinder any such investigation or reporting or retaliate against
those investigating or those providing information, data and records to support such
investigation. Without limiting the foregoing, I understand that the Audit Committee
must pre-approve all related party transactions. I will fully and fairly facilitate all
inquiries of the Audit Committee in performing its duties in this regard, and I will respect
all determinations of the Audit Committee including determinations not to pursue
transactions and determinations mandating that I recuse myself from transactions.

10. I understand that waivers of this Code of Ethics Applicable to Senior Officers, whether or
not material, must be obtained in advance, may be granted only by the Board of Directors
and must be promptly disclosed by DUSA in accordance with the rules promulgated by
the Securities and Exchange Committee and the NASDAQ Stock Market.

11. I understand that any violation of this Code of Ethics Applicable to Senior Officers,
whether or not material, will have repercussions which may include termination of my
job, a change in my job responsibilities and compensation or any other consequences
required or permitted under applicable law, rule or regulation.

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