Company: BIVIW
Filing Date: 2025-10-06
Form Type: POS EX
Source: 0001520138-25-000293
Chunk: 1

Company: BIOVIE INC.
Filing Date: 2025-10-06
Form: POS EX
Chunk 1
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 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, 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 Post-Effective Amendment No. 1 shall become effective upon filing with the Securities and Exchange Commission in accordance with Rule 462(d) under the Securities Act of 1933, as amended.

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

<div align='center'>Part II

Information not required in prospectus</div>

Item 16. Exhibits

A list of the exhibits filed with this registration
statement on Form S-1 is set forth on the Exhibit Index and is incorporated herein by reference.

|         |     |                            |     | Incorporated by Reference |     |          |     |            |     |             |     |                |
| Exhibit 
 No.     |     | Description                |     | Form                      |     | File No. |     | Date Filed |     | Exhibit No. |     | Filed Herewith |
| 23.1    |     | Consent of EisnerAmper LLP |     |                           |     |          |     |            |     |             |     | X              |

<div align='center'>-1-

SIGNATURES</div>

Pursuant to the requirements of the Securities Act,
the registrant has duly caused