3 August 2022

HALEON PLC

REDUCTION OF CAPITAL BECOMES EFFECTIVE

Haleon plc (the "Company") is pleased to announce that, following the sanction by the High Court of Justice in England and Wales (the "Court") of the reduction of the nominal value of the ordinary shares of the Company from one hundred and twenty-five (125) pence each to one (1) penny each and the cancellation of the entirety of the amount standing to the credit of the Company's share premium account (the "Capital Reduction") on 2 August 2022, the order of the Court confirming the Capital Reduction, and a statement of capital approved by the Court, were registered with the Registrar of Companies on 3 August 2022. Accordingly, the Capital Reduction has now become effective.

Details of the Capital Reduction were set out in a prospectus published by the Company on 1 June 2022 and the Capital Reduction was approved by shareholders at a general meeting of the Company held on 22 June 2022. The Capital Reduction itself does not involve any distribution or repayment of capital by the Company and does not change the total number of shares issued by the Company.

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