Company: IXHL
Filing Date: 2025-06-04
Form Type: S-8
Source: 0001213900-25-051246
Chunk: 3

Company: Incannex Healthcare Inc.
Filing Date: 2025-06-04
Form: S-8
Chunk 3
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2*       |     | Consent of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. (contained in Exhibit 5.1 hereto)                                                                                                                                                                 |
| 24.1*       |     | Power of Attorney (included on signature page)                                                                                                                                                                                                                   |
| 99.1*       |     | Amendment No. 1 to Incannex Healthcare Inc. 2023 Equity Incentive Plan                                                                                                                                                                                           |
| 99.2        |     | Incannex Healthcare Inc. 2023 Equity Incentive Plan (incorporated by reference to Exhibit 10.2 of the Company’s Current Report on Form 8-K filed with the SEC on November 29, 2023)                                                                              |
| 107*        |     | Filing Fee Table                                                                                                                                                                                                                                                 |

| * | Filed herewith. |

<div align='center'>II-2

SIGNATURES</div>

Pursuant to the requirements of the Securities
Act of 1933, the Company certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form
S-8 and has duly caused this registration statement on Form S-8 to be signed on its behalf by the undersigned, thereunto duly authorized,
in Sydney, on the 4 day of June, 2025.

| INCANNEX HEALTHCARE INC. |                                                 |
| By:                      | /s/ Joel Latham                                 |
| Name:                    | Joel Latham                                     |
| Title:                   | Chief Executive Officer, President and Director |

<div align='center'>POWER OF ATTORNEY AND SIGNATURES</div>

We, the undersigned officers and directors of
Incannex Healthcare Inc., hereby severally constitute and appoint Joel Latham and Joseph Swan, and each of them individually, our true
and lawful attorney to sign for us and in our names in the capacities indicated below any and all amendments or supplements, including
any post-effective amendments, to this registration statement on Form S-8 and to file the same, with exhibits thereto and other documents
in connection therewith, with the Securities and Exchange Commission, granting unto said attorney full power and authority to do and perform
each and every act and thing requisite or necessary to be done in and about the premises, as fully to all intents and purposes as he might
or could do in person, hereby ratifying and confirming our signatures to said amendments to this