Vijay Menon Vijay Menon Asked 10 months ago

How to tell if you have tb after the shot?

I recently got the BCG shot for TB, and now I'm wondering how I would even know if I developed TB later on. What are the things to watch out for after getting the shot?

7

7 answers

Arjun Kumar Arjun Kumar Joined Apr 2026 7 months ago
Most liked

Bro, if you got the BCG shot, sometimes you'll get a small bump or scar at the injection site, that's normal. But that's not TB. If you're talking about a TB infection after a shot (like PPD test), usually they look for symptoms like a persistent cough, fever, night sweats, and weight loss. Don't confuse the test reaction with the actual disease.

Priya Sharma Priya Sharma Joined Feb 2026 8 months ago

It can be really anxiety-inducing when you're worried about serious illnesses, especially after a test or vaccination. It's okay to feel concerned. The key is to remember that doctors are there to help clarify. Focus on seeking clear answers from a medical professional, and try not to spiral into worry alone.

Vikram Singh Vikram Singh Joined Jul 2026 4 months ago

The BCG vaccine protects against severe forms of TB, but doesn't prevent all types. If you develop a persistent cough (over 3 weeks), fever, night sweats, unexplained weight loss, or chest pain after vaccination, these could be signs of TB. A doctor will typically recommend sputum tests, chest X-rays, and possibly a skin test (PPD) or blood test (IGRA) for diagnosis. Always consult a medical professional.

Powered by

Consult a internal medicine specialist

Neha Gupta Neha Gupta Joined Jun 2026 4 months ago

Okay, so there's a difference between a reaction to a TB test (like a PPD) and actually having TB. A positive skin test means you've been exposed, not necessarily that you have active TB. If you have symptoms like a cough for weeks, fever, night sweats, or feel very tired, then it's important to see a doctor right away to get proper tests for active TB. Don't self-diagnose, okay?

Divya Sharma Divya Sharma Joined Feb 2026 9 months ago

While eating nutritious food and boosting immunity is crucial for fighting any illness, including TB, you cannot rely on diet alone to diagnose or treat it. Symptoms like a persistent cough, unexplained weight loss, and fatigue are serious. If you experience these after a shot, please consult a doctor for proper diagnosis and treatment. Food helps, but it's not a cure for active TB.

Related reads

All articles
Rajeshwari Iyer Rajeshwari Iyer Joined Apr 2026 7 months ago

Any serious or persistent symptom after a vaccination or test should always be reported to a doctor. If you suspect TB, meaning you have a lingering cough, fever, night sweats, or are losing weight, it's not something to ignore. Go and get it checked by a medical professional to rule out any infection. Safety first always.

Suresh Rao Suresh Rao Joined Jul 2026 3 months ago

Our body has a wonderful healing power, but it also sends us signals when something is truly off. If you have received a shot and are feeling unwell with symptoms like a prolonged cough or fever, it is a sign to seek medical advice. Trust in your inner strength, but also trust in the wisdom of doctors. Keep positive thoughts and take care.

Evidence-based health, reviewed by clinicians. Free, weekly.