A woman taking rifampicin also uses combined oral contraceptive tablets. Which teaching is most appropriate?
Correct answer: A. Use an additional non-hormonal contraceptive method
- A. Use an additional non-hormonal contraceptive method
- B. Take both medicines at the same time each morning
- C. Double the contraceptive dose during tuberculosis therapy
- D. Stop rifampicin whenever menstrual bleeding occurs
Explanation
Rifampicin increases hepatic metabolism of hormonal contraceptives and can reduce their effectiveness. Additional non-hormonal contraception is advised during treatment and for the period recommended after it.
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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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