Section 4 of the antibiotics ordinance ( cap 137 ) provides for statutory control on the prescription of antibiotics by medical practitioners and on the sale and supply of antibiotics by pharmacists and authorised sellers of poisons 抗生素条例(香港法例第137章)第4条对医生处方抗生素,与及药剂师和获授权的毒药销售商在销售及供应抗生素的方面均有作出限制。