Company: IXHL
Filing Date: 2025-07-24
Form Type: S-3MEF
Source: 0001213900-25-067336
Chunk: 1

Company: Incannex Healthcare Inc.
Filing Date: 2025-07-24
Form: S-3MEF
Chunk 1
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amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities Act registration statement
number of the earlier effective registration statement for the same offering. ☐

If this Form is a registration
statement pursuant to General Instruction I.D. or a post-effective amendment thereto that shall become effective upon filing with the
Commission pursuant to Rule 462(e) under the Securities Act, check the following box. ☐

If this Form is a post-effective
amendment to a registration statement filed pursuant to General Instruction I.D. filed to register additional securities or additional
classes of securities pursuant to Rule 413(b) under the Securities Act, check the following box. ☐

Indicate by check mark whether
the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging
growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting
company” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

| Large accelerated filer  ☐ |     | Accelerated filer  ☐         |
| Non-accelerated filer  ☒   |     | Smaller reporting company  ☒ |
|                            |     | Emerging growth company  ☒   |

If an emerging growth company,
indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial
accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. ☐

This registration statement shall become effective upon filing in accordance with Rule 462(b) promulgated under the Securities Act of 1933, as amended.

<div align='center'>EXPLANATORY NOTE AND INCORPORATION OF CERTAIN INFORMATION BY REFERENCE</div>

Pursuant to Rule 462(b) under
the Securities Act of 1933, as amended, Incannex Healthcare Inc. (the “Registrant”), is filing this Registration Statement
on Form S-3 (this “Registration Statement”) with the Securities and Exchange Commission (the “Commission”). This
Registration Statement relates to the public offering of securities contemplated by the Registration Statement on Form S-3 (File No. 333-283028)
(the “Prior Registration Statement”), which the Registrant filed with the Commission on November 6,