You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is A known case of TB is now resistant to Rifampicin and Isoniazid. Which of the following would be most appropriate in treating this patient? and explain in detail?
Ans. C. 6 drugs for 6 months; 4 drugs for 18 months* Resistance to rifampicin and isoniazid is termed as multiple-drug-resistant TB (MDR-TB). In such a case, 6 drugs are used for 6-9 months in an intensive phase followed by 4 drugs for 18 months in a continuous phase.* The number of drugs used for specific duration in a particular type of TB is given below:Type of TBNumber of Drugs UsedNon-drug resistant - New case4 drugs for 2 months + 3 drugs for 4 monthsNon-drug resistant - Previously treated5 drugs for 2 months + 4 drugs for 1 month + 3 drugs for 5 monthsRifampicin resistance + Isoniazid sensitive7 drugs for 6-9 months + 5 drugs for 18 monthsMDR-TB6 drugs for 6-9 months + 4 drugs for 18 monthsXDR-TB7 drugs for 6-12 months + 6 drugs for 18 months