# The Prescription Only Medicines (Human Use) Order 1997, Schedule 2: SUBSTANCES WHICH MAY BE EXCLUDED FROM THE CLASS OF PRESCRIPTION ONLY MEDICINES AT HIGH DILUTION


Codeine and its salts
Dihydrocodeine and its salts
Ethylmorphine and its salts
Morphine and its salts
Medicinal Opium
Pholcodine and its salts

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Source: https://www.legislation.gov.uk/uksi/1997/1830/schedule/2 (the official version)
Page: https://openlegislation.uk/prescription-only-medicines-human-use-order-1997/schedule-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.