The nurse is preparing to administer medications to a hospit…

The nurse is preparing to administer medications to a hospitalized 82-year-old client recovering from an acute exacerbation of heart failure. The client was taking eight different routine medications at home and is started on three additional medications to be taken while in the hospital. Recognizing the safety risks of poly-pharmacy and the importance of safe medication administration, the nurse takes steps to prevent medication errors.  Complete the following sentence. Select words from the options below to fill in each blank.  To promote medication administration safety and to prevent medication errors, the nurse checks at least _______ client identifier(s), reads medication labels at least ______ time(s), and documents medication administration _______. 

A client began directly observed therapy (DOT) for pulmonary…

A client began directly observed therapy (DOT) for pulmonary TB two months ago, and his TB symptoms began to improve. However, at the end of his eighth week of therapy he presents with hemoptysis and a cough. The most likely explanation for this exacerbation of symptoms is that the client: