A nurse is preparing to administer ethambutol (Myambutol) to several clients. The nurse would expect to administer the drug cautiously to which clients? Select all that apply.
- A. Clients with hepatic impairment
- B. Clients with hypertension
- C. Clients with cataracts
- D. Clients with diabetic neuropathy
- E. Clients with renal impairment
Correct Answer: A,C,E
Rationale: Ethambutol (Myambutol) should be used cautiously in clients with hepatic or renal impairment and in clients with diabetic retinopathy or cataracts.
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When completing the preadministration assessment for any antitubercular drug, which of the following would the nurse include? Select all that apply.
- A. Culture and sensitivity testing
- B. Complete blood count
- C. Family and contacts history
- D. Radiographic studies
- E. Medication history
Correct Answer: A,B,C,D,E
Rationale: Preadministration assessment for any antitubercular drug should include culture and sensitivity testing, complete blood count, radiographic studies, medication history, and a family and contacts history for those with active TB.
A client is entering the continuation phase of treatment for tuberculosis. Which of the following would the nurse expect the client to receive? Select all that apply.
- A. Isoniazid
- B. Rifampin
- C. Ciprofloxacin
- D. Pyrazinamide
- E. Ethambutol
Correct Answer: A,B
Rationale: The continuation phase includes only the drugs isoniazid and rifampin.
A client with tuberculosis has failed treatment and requires retreatment. Which of the following drugs would the nurse anticipate being used? Select all that apply.
- A. Ethionamide (Trecator)
- B. Rifampin (Rifadin)
- C. Aminosalicylic acid (Paser)
- D. Cycloserine (Seromycin)
- E. Capreomycin (Capastat)
Correct Answer: A,C,D,E
Rationale: Retreatment drug regimens most often consist of the secondary drugs ethionamide (Trecator), aminosalicylic acid (Paser), cycloserine (Seromycin), and capreomycin (Capastat). Ofloxacin (Floxin) and ciprofloxacin (Cipro) may also be used in retreatment.
A nursing instructor is describing a situation in which a client with tuberculosis periodically visits his primary health care provider and demonstrates taking his medication in front of the nurse. The instructor is describing which of the following?
- A. Initial phase of treatment
- B. Continuation phase of treatment
- C. Directly observed therapy
- D. Adherence evaluation
Correct Answer: C
Rationale: With directly observed therapy (DOT), the patient makes periodic visits to the office of the primary health care provider or the health clinic and takes the drug in the presence of the nurse. Nurses watch the patient swallow each dose of the medication treatment. In some cases, the nurse may travel to the patient's home, place of employment, or school to observe or administer medication. DOT can be used during the initial and/or continuation phase of treatment.
A nurse is preparing to teach a client about common adverse reactions associated with rifampin (Rifadin). Which of the following would the nurse include? Select all that apply.
- A. Discoloration of body fluids
- B. Vertigo
- C. Joint pain
- D. Nausea
- E. Rash
Correct Answer: A,B,D,E
Rationale: Common adverse reactions of rifampin include nausea, vomiting, epigastric distress, heartburn, fatigue, vertigo, rash, reddish-orange discoloration of body fluids, hematologic changes, and renal insufficiency.
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