Company: IXHL
Filing Date: 2025-04-16
Form Type: S-1/A
Source: 0001213900-25-032577
Chunk: 1

Company: Incannex Healthcare Inc.
Filing Date: 2025-04-16
Form: S-1/A
Chunk 1
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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 post-effective amendment filed
pursuant to Rule 462(d) 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. ☐

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 Securities Act. ☐

The Registrant hereby amends this Registration Statement on such date or dates as may be necessary to delay its effective date until the Registrant shall file a further amendment which specifically states that this Registration Statement shall thereafter become effective in accordance with Section 8(a) of the Securities Act of 1933, as amended, or until the Registration Statement shall become effective on such date as the Commission acting pursuant to said Section 8(a), may determine.

<div align='center'>EXPLANATORY NOTE</div>

This Pre-Effective Amendment
No. 1 to Form S-3 on Form S-1 is being filed to convert the registration statement on Form S-3 filed by Incannex Healthcare Inc. on March
24, 2025 (Registration No. 333-286047) into a registration statement on Form S-1.

The information in this prospectus
is not complete and may be changed. The selling stockholders named in this prospectus may not sell these securities until the registration
statement filed with the Securities and Exchange Commission is effective. This prospectus is not an offer to sell