Cultured AFB Antitubercular DST Clarithromycin Test
Also known as: AFB DST Clarithromycin, Tuberculosis Clarithromycin Sensitivity Test, Mycobacterium Drug Sensitivity
Cultured AFB Antitubercular DST Clarithromycin Test test available at DNA Labs India for ₹4,500. Uses Automated Fluorescent Method on Pure growth of Mycobacterium tuberculosis complex on appropriate media samples. Results in Reports are typically available within 21 days of sample submission.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr Kothari Ramesh Shantilal
Consultant Microbiologist · Reg: 27670
Last reviewed: September 7, 2026
Overview
To determine the sensitivity of Mycobacterium tuberculosis to clarithromycin, aiding in the selection of effective antibiotic therapy for tuberculosis patients.
- Test Code
- 430
- Price
- ₹4,500
- Sample Type
- Pure growth of Mycobacterium tuberculosis complex on appropriate media
- Result Time
- Reports are typically available within 21 days of sample submission.
- Fasting Required
- No
- Method
- Automated Fluorescent Method
Sample Collection
No special preparation required. Ensure the sample is collected as directed by the physician.
Method: Submission of cultured bacteria sample
Laboratory Analysis
Submit the pure growth of Mycobacterium tuberculosis complex in a sterile screw-capped container, placed in a sealed plastic bag.
Report Delivery
Transport the sample refrigerated to the laboratory as per guidelines. If used with other AFB tests, the laboratory will process the culture for sensitivity testing.
Timeline: Reports are typically available within 21 days of sample submission.
Patient Instructions
About This Test
Who Should Get This Test
To determine the sensitivity of Mycobacterium tuberculosis to clarithromycin, aiding in the selection of effective antibiotic therapy for tuberculosis patients.
How to Prepare
- Use a sterile screw-capped container for sample submission.
- Place the container in a sealed plastic bag for transport.
- Ship the sample refrigerated unless specified otherwise.
- For integrated testing with other AFB cultures, the laboratory will handle the culture growth.
Doctor's Notes
Reviewed by Dr Kothari Ramesh Shantilal — MBBS, MD (Microbiology) · Reg. No. 27670
"This test is essential for tailoring TB treatment to individual drug resistance patterns, improving outcomes."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Sample not in appropriate container
- Contaminated or insufficient sample
- Sample not stored or transported correctly
Understanding Your Results
Sensitive
Clarithromycin may be effective for treating the TB infection.
Resistant
Clarithromycin is unlikely to be effective; alternative antibiotics should be considered.
Consult your doctor if you have symptoms of tuberculosis, if your TB treatment is not improving, or if you have been exposed to drug-resistant TB.
Limitations
- ⚠Tests only for clarithromycin sensitivity; other antibiotics require separate testing
- ⚠Results are dependent on successful culture of bacteria
- ⚠Turnaround time is relatively long due to culture requirements
Risks & Considerations
- ●No significant risks associated with this test, as it involves laboratory analysis of submitted samples.
Interfering Factors
- ●Contamination of the bacterial culture
- ●Prior use of antibiotics that may affect bacterial growth
- ●Improper sample collection or storage
Compare With Similar Tests
| Test | Cultured AFB Antitubercular DST Clarithromycin Test | Chest X-Ray | Tuberculin Skin Test (TST) | GeneXpert MTB/RIF Test | AFB Culture and Sensitivity for Other Drugs |
|---|---|---|---|---|---|
| Comparison | Cultured AFB Antitubercular DST Clarithromycin Test |
Frequently Asked Questions
What is the Cultured AFB Antitubercular DST Clarithromycin Test?
Why is clarithromycin sensitivity testing important for TB?
What type of sample is needed for this test?
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Is any preparation required before the test?
What is the cost of the test at DNA Labs India?
Does DNA Labs India provide home collection for this test?
How accurate is the Cultured AFB DST Clarithromycin Test?
What does a 'sensitive' result indicate?
What should be done if the bacteria are resistant to clarithromycin?
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