Company: BDRX
Filing Date: 2025-05-15
Form Type: 424B3
Source: 0001214659-25-007914
Chunk: 1

Company: Biodexa Pharmaceuticals Plc
Filing Date: 2025-05-15
Form: 424B3
Chunk 1
---
 OF THE

SECURITIES EXCHANGE ACT OF 1934

For the month of May 2025

Commission File Number 001-37652

Biodexa Pharmaceuticals PLC

(Translation of registrant’s name into English)

1 Caspian Point,

Caspian Way

Cardiff, CF10 4DQ, United Kingdom

(Address of principal executive offices)</div>

Indicate by check mark whether the registrant files or will file annual
reports under cover of Form 20-F or Form 40-F:

Form 20-F x Form
40-F ¨

Indicate by check mark if the registrant is submitting the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(1): ¨

Indicate by check mark if the registrant is submitting the Form 6-K
in paper as permitted by Regulation S-T Rule 101(b)(7): ¨

<div align='center'>Explanatory Note</div>

On May 15, 2025, Biodexa
Pharmaceuticals PLC (the “Company”) entered into letter agreements (the “Agreements”) with certain accredited
holders (collectively, the “Holders”) of the Company’s outstanding Series E warrants (“Series E Warrants”),
Series H warrants (the “Series H Warrants”), Series J warrants (the “Series J Warrants”) and Series K warrants
(“Series K Warrants,” and collectively, the “Warrants”) issued in prior transactions. Pursuant to the Agreements,
the exercise price of each Warrant that is being exercised will be reduced to $0.31 per share.

The Holders are collectively exercising an aggregate of 200,433 Warrants consisting
of: (i) 47,530 Series E Warrants, (ii) 66,947 Series H Warrants, (iii) 42,978
Series J Warrants and (iv) 42,978 Series K Warrants. As a result of the exercises, the Company
will issue an aggregate of 200,433 of its American depositary shares (“ADSs”), with each ADS representing 10,000 of the Company’s
ordinary shares, nominal value £0.00005 per share (the “Ordinary Shares”). The ADSs to be issued represent approximately
7.5% of the Company’s issued ADSs. The shares underlying the Warrants (the “Warrant Shares”) have all been previously
registered