Company: PTHS
Filing Date: 2025-05-09
Form Type: PREM14C
Source: 0001140361-25-018219
Chunk: 804

Company: Pelthos Therapeutics Inc.
Filing Date: 2025-05-09
Form: PREM14C
Chunk 804
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-Up Agreement shall be governed by and construed in accordance with the Laws of the State of Delaware, without regard to the conflict of Laws principles thereof.

This Lock-Up Agreement may be executed in several counterparts, each of which shall be deemed an original and all of which shall constitute one and the same instrument. The exchange of a fully executed Lock-Up Agreement (in counterparts or otherwise) by CHRO and the undersigned by facsimile, electronic mail (including any electronic signature covered by the U.S. federal ESIGN Act of 2000, Uniform Electronic Transactions Act, the Electronic Signatures and Records Act or other applicable law, e.g., www.docusign.com) or electronic transmission in .pdf format shall be sufficient to bind such parties to the terms and conditions of this Lock-Up Agreement.

<div align='center'>(Signature Page Follows)

G-3</div>

TABLE OF CONTENTS

|                         |     | Very truly yours,            |     |        |
| Print Name of Investor: |     | []                           |     |        |
|                         |     | Signature (for individuals): |     |        |
|                         |     | Signature (for entities):    |     |        |
|                         |     | By:                          |     |        |
|                         |     |                              |     | Name:  |
|                         |     |                              |     | Title: |

Accepted and Agreed Channel Therapeutics Corporation:

| By: |     |        |     |                                                   |
|     |     | Name:  |     | Francis Knuettel II                               |
|     |     | Title: |     | Chief Executive Officer & Chief Financial Officer |

[Signature Page to Lock-Up Agreement (Other Current Financing Participants)]

G-4

#### TABLE OF CONTENTS

#### Annex H

### FORM OF LOCK-UP AGREEMENT
[ • ], 2025

Channel Therapeutics Corporation

4400 Route 9 South, Suite 1000

Freehold, NJ 07728

Ladies and Gentlemen:

The undersigned signatory of this lock-up agreement (this “

#### Lock-Up Agreement
”) (1) has entered into a Securities Purchase Agreement (the “

#### SPA
”), dated as of the date hereof, with Channel Therapeutics Corporation, a Nevada corporation (“

#### CHRO
”), and LNHC, Inc., a Delaware corporation (“

#### LNHC
”), and (2) understands that each of CHRO, CHRO Merger Sub Inc., a Delaware corporation