To the extent necessary to practise dentistry, a dentist is authorised to—
(a) obtain a restricted drug; or
(b) possess a restricted drug at the place where the dentist practises dentistry; or
(c) if the dentist is reasonably satisfied a person the dentist is treating needs a restricted drug for a therapeutic use as part of the person’s dental treatment—(i) administer the drug to the person while treating the person; or(ii) supply the drug for the person’s dental treatment; or
(d) prescribe a restricted drug for a person’s dental treatment; or
(e) give someone who may administer or supply a restricted drug an oral or written instruction to administer or supply the drug.