POWER OF ATTORNEY

For Executing Form ID and Forms 3, 4, 5 and 144

The undersigned hereby constitutes and appoints each of David
McAvoy, Daniel Boeglin, Jonathan Zimmerman, Christine Long,
Griffin Foster and Justin Hay, signing singly, as his true
and lawful attorney-in-fact, for such period of time that the
undersigned is required to file reports pursuant to
Section 16(a) of the Securities Exchange Act of
1934, as amended (the "Exchange Act"), or Rule 144 of the
Securities Act of 1933, as amended (the "Securities Act"),
due to his affiliation with Brickell Biotech, Inc., a
Delaware corporation, unless earlier revoked by the undersigned
in a signed writing delivered to the foregoing
attorneys-in-fact, to:

1) prepare, execute in the undersigned's name and on the
undersigned's behalf, and submit to the U.S. Securities
and Exchange Commission (the "SEC") a Form ID, including
amendments thereto, and any other documents necessary or
appropriate to obtain codes and passwords enabling the
undersigned to make electronic filings with the SEC of
reports required by Section 16(a) of the Exchange Act
or any rule or regulation of the SEC;

2) prepare, execute in the undersigned's name and on the
undersigned's behalf, and submit to the SEC Forms 3, 4, 5
and 144 and any amendments to previously filed forms in
accordance with Section 16(a) of the Exchange Act or Rule
144 of the Securities Act and the rules thereunder;

3) do and perform any and all acts for and on behalf of
the undersigned which may be necessary or desirable to
complete the execution of any such Form ID or Forms 3, 4,
5 and 144 and the timely filing of such form with the SEC
and any other authority as required by law; and

4) take any other action of any type whatsoever in connection
with the foregoing which, in the opinion of such
attorney-in-fact, may be of benefit to, in the best
interest of or legally required by the undersigned,
it being understood that the documents executed by such
attorney-in-fact on behalf of the undersigned pursuant to
this Power of Attorney shall be in such form and shall contain
such terms and conditions as such attorney-in-fact may approve
in his or her discretion.

The undersigned hereby grants to each such attorney-in-fact
full power and authority to do and perform all and every act
and thing whatsoever requisite, necessary and proper to be done
in the exercise of any of the rights and powers herein granted,
as fully to all intents and purposes as the undersigned could do
if personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorney-in-fact,
or his or her substitute or substitutes, shall lawfully do or cause
to be done by virtue of this Power of Attorney and the rights and
powers herein granted.  The undersigned acknowledges that the
foregoing attorneys-in-fact, in serving in such capacity at the
request of the undersigned, are not assuming any of the undersigned's
responsibilities to comply with Section 16 of the Exchange
Act or Rule 144 of the Securities Act.

IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of this 1st day of December, 2020.

/s/ Albert N. Marchio II
Albert N. Marchio II