To the extent necessary to conduct a respiratory function test, a respiratory scientist is authorised to—
(a) possess the following restricted drugs at a place where the respiratory scientist performs the test—(i) an anti-histamine for systemic use;(ii) a bronchodilator designed to be administered by inhalation;(iii) a bronchoconstrictor agent; or
(b) administer a restricted drug mentioned in paragraph (a) (i) , (ii) or (iii) , if administered under a clinical protocol for the respiratory scientist at the place.