Limited Power of Attorney Securities Law Compliance

      The  undersigned,  as  an  officer  or  director  of  Endocyte,  Inc. (the
"Company"),  hereby  constitutes  and  appoints  Michael  A. Sherman and Beth A.
Taylor, and each of them, the undersigned's true and lawful attorney in fact and
agent  to  complete  and  execute  such Forms 144, Forms 3, 4 and 5, Form ID and
other  forms  as  such  attorney  shall in his or her discretion determine to be
required  or advisable pursuant to Rule 144 promulgated under the Securities Act
of  1933  (as  amended),  Section  16 of the Securities Exchange Act of 1934 (as
amended)  and the rules and regulations promulgated thereunder, or any successor
laws   and  regulations,  as  a  consequence  of  the  undersigned's  ownership,
acquisition  or  disposition  of  securities  of the Company, and to do all acts
necessary  in  order  to  file  such  forms  with  the  Securities  and Exchange
Commission,  any  securities  exchange  or national association, the Company and
such  other  person  or  agency  as  the  attorney  shall  deem appropriate. The
undersigned  hereby  ratifies  and  confirms all that said attorneys in fact and
agents shall do or cause to be done by virtue hereof.

      This Limited Power of Attorney shall remain in full force and effect until
the  undersigned  is  no  longer required to file Forms 144, Forms 3, 4 and 5 or
Forms  ID  with  respect  to  the  undersigned's holdings of and transactions in
securities  issued by the Company unless earlier revoked by the undersigned in a
writing delivered to the foregoing attorneys-in-fact.

      This Limited Power of Attorney is executed as of the date set forth below.

/s/ David R. McAvoy
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Signature

David R. McAvoy
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Print Name

Dated: November 9, 2018

Witness:

/s/ Fenella L. Harris
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Signature

Fenella L. Harris
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Print Name

Dated: November 9, 2018