16.—(1) Subject to sub-paragraph (2), a provider–
(a)shall provide to a patient any drug, medicine or appliance, not being a Scheduled drug, where such provision is needed for the immediate treatment of that patient before a provision can otherwise be obtained; and
(b)may provide to a patient any drug, medicine or appliance, not being a Scheduled drug, which the provider personally administers or applies to that patient,
but shall, in either case, provide a restricted availability appliance only if it is for a person or a purpose specified in the Drug Tariff.
(2) Nothing in sub-paragraph (1) authorises a person to supply any drug or medicine to a patient otherwise than in accordance with Part 3 of the Medicines Act 1968(1) or any regulations or orders made thereunder.