title: [How to prolong the effects of a drug?].
mesh_terms: D003692:Delayed-Action Preparations; D004304:Dosage Forms; D006801:Humans; D004364:Pharmaceutical Preparations / Q000378:metabolism*; D010600:Pharmacology
chemical_list: D003692:Delayed-Action Preparations; D004304:Dosage Forms; D004364:Pharmaceutical Preparations