What you’ll learn5 learning objectivesChoose one objective for a focused lesson, or study the complete topic.15.1.1Drug as any substance taken into• Describe a drug as any substance taken into the body that modifies or affects chemical reactions in the bodySyllabus objective15.1.2Use of antibiotics for the treatment• Describe the use of antibiotics for the treatment of bacterial infectionsSyllabus objective15.1.3Some bacteria are resistant• State that some bacteria are resistant to antibiotics which reduces the effectiveness of antibioticsSyllabus objective15.1.4Antibiotics kill bacteria but do not• State that antibiotics kill bacteria but do not affect virusesSyllabus objective15.1.5Using antibiotics only when essential• Explain how using antibiotics only when essential can limit the development of resistant bacteria such as MRSASyllabus objective