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physical problems 5. a person who performs medical operations 6. a person who helps doctors to look after patients a physician a surgeon a nurse Unit 2 Fit for life Reading Two lifesaving medicines ? People may take medicines when they are ill. However, if they don’t take the right medicine in the right way, they may not get better and even get worse. ? Do you know what are they? aspirin penicillin ? What are the two medicines mentioned in the article? ? When was penicillin first discovered?