Symptoms
Persistent cough (over 2-3 weeks) sometimes with blood, fever, night sweats, weight loss, fatigue.
Cause
Bacterial infection (Mycobacterium tuberculosis) spread through airborne droplets, usually affecting the lungs.
Prevention
BCG vaccination in childhood, good ventilation, prompt treatment of active cases to prevent spread.
Treatment
A structured 6-month (or longer) course of multiple antibiotics — completing the full course is essential to prevent drug resistance. Commonly used medicines: a combination of isoniazid, rifampicin, ethambutol, and pyrazinamide under the DOTS program.
See a doctor if
Cough lasting over 2 weeks with weight loss or night sweats — get tested promptly; TB is fully curable with proper treatment.
Frequently Asked Questions
What are the early symptoms of Tuberculosis?
Persistent cough (over 2-3 weeks) sometimes with blood, fever, night sweats, weight loss, fatigue.
What causes Tuberculosis?
Bacterial infection (Mycobacterium tuberculosis) spread through airborne droplets, usually affecting the lungs.
How can Tuberculosis be prevented?
BCG vaccination in childhood, good ventilation, prompt treatment of active cases to prevent spread.
What is the treatment for Tuberculosis?
A structured 6-month (or longer) course of multiple antibiotics — completing the full course is essential to prevent drug resistance. Commonly used medicines: a combination of isoniazid, rifampicin, ethambutol, and pyrazinamide under the DOTS program.
When should I see a doctor for Tuberculosis?
Cough lasting over 2 weeks with weight loss or night sweats — get tested promptly; TB is fully curable with proper treatment.
Reviewed by the Swasthya Suchi pharmacy team for general accuracy · Last updated: 2026-08-10