The nurse is caring for a 30-year-old American Indian female who is taking Rifater, a drug containing rifampin, isoniazid, and pyrazinamide. The patient asks how long she will have to take the medication

Which response explains when the patient may discontinue the medication?
a. When the sputum culture comes back negative
b. When the medication has been taken for 9 months
c. When three consecutive sputum cultures are negative
d. When the tuberculin skin test (TST) is no longer positive


C
This drug is given to treat active tuberculosis (TB). The active TB patient is considered noncon-tagious when three consecutive sputum cultures are negative. Taking the medication for a given period of time does not make the patient noncontagious. The TST will always be positive.

Nursing

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