A patient taking rifampicin for tuberculosis notices orange-red discoloration of the urine and tears. What is the best nursing response?
Correct answer: A. Explain that this is an expected harmless effect
- A. Explain that this is an expected harmless effect
- B. Tell the patient to stop rifampicin immediately
- C. Administer vitamin K before the next dose
- D. Explain that it confirms kidney failure
Explanation
Rifampicin commonly discolors urine, sweat, saliva and tears orange-red. The patient should be warned about possible staining of soft contact lenses, but the discoloration alone does not indicate kidney failure or require stopping treatment.
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About Antimicrobial Drugs
Antimicrobial pharmacology covers antibiotics, antitubercular, antifungal, antiviral and antiparasitic drugs, including their targets, clinical uses, resistance and major adverse effects. Questions distinguish bactericidal from bacteriostatic action, narrow from broad spectrum therapy, and antimicrobial treatment from supportive management of infection.
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