4For the purposes of section 39(2) (which provides for the Secretary of State to arrange for the free medical treatment of certain pupils) any charge made in pursuance of regulations under this Act in respect of the supply of drugs, medicines or appliances shall be disregarded.
5Regulations may provide for the remission or repayment of any charges which, in pursuance of section 70(1) or section 71(1), are payable apart from this paragraph by a person whose income as calculated in accordance with regulations is at less than the prescribed rate, in respect of the supply or replacement of dental or optical appliances or in respect of services provided as part of the general dental services.
6For the purposes of sections 69 and 70 and of this Schedule, a bridge, whether fixed or removable, which takes the place of any teeth shall be deemed to be a denture having that number of teeth ; and the reference in paragraph (a) of section 71(1) to appliances described in paragraph 2(1) of this Schedule shall be construed accordingly.