High-Risk Groups for TB Infection
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Questions and Answers

What is the half-life of the drug mentioned in the text?

  • 24 hours
  • -6 hours (correct)
  • 6 hours
  • 12 hours

In which bodily fluids can the drug be found in effective concentrations?

  • Only in kidney tissues
  • Only in liver tissues
  • Only in blood plasma
  • Throughout the total body water, including CSF (correct)

What is a unique characteristic of the drug's presence in body excretions?

  • It gives a yellow color
  • It gives a blue color
  • It gives an orange-red color (correct)
  • It has no effect on the color of body excretions

What is a common side effect of the drug in certain populations?

<p>Minor elevations in serum transaminase (D)</p> Signup and view all the answers

Why are Rifampin and Isoniazid never given alone?

<p>Because resistance occurs to one drug alone very rapidly (A)</p> Signup and view all the answers

What is the purpose of combining Rifampin and Isoniazid with other drugs?

<p>To reduce the chances of the bacilli becoming resistant to both (B)</p> Signup and view all the answers

What is the typical drug used for prophylaxis?

<p>Isoniazid (D)</p> Signup and view all the answers

What is the characteristic of Capreomycin and Viomycin?

<p>They are strongly basic cyclic peptides (B)</p> Signup and view all the answers

What is the purpose of using Capreomycin and Viomycin?

<p>As third-line drugs for TB treatment when resistance is developed (A)</p> Signup and view all the answers

How many forms of Capreomycin have been isolated from Streptomyces?

<p>Four (B)</p> Signup and view all the answers

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