61.—Where medicine has been administered to a child in respect of whom an order under section 25 is in force for the purposes of ameliorating his or her mental disorder for a continuous period of 3 months, the administration of that medicine shall not be continued unless either—

(a) the continued administration of that medicine is approved by the consultant psychiatrist responsible for the care and treatment of the child, and

(b) the continued administration of that medicine is authorised (in a form specified by the Commission) by another consultant psychiatrist, following referral of the matter to him or her by the first-mentioned psychiatrist,

and the consent or, as the case may be, approval and authorisation shall be valid for a period of 3 months and thereafter for periods of 3 months, if, in respect of each period, the like consent or, as the case may be, approval and authorisation is obtained.