AKT 4 is usually taken for 2 to 3 months and then maintenance therapy with 2 drugs for 4 to 6 months. That is the standard antitubercular treatment. The
liver function needs to be monitored regularly during this times as the meds may affect liver.
The symptoms could be due to deranged
LFT.
Get a blood test.
Next Steps
consult a specialist for his tuberculosis.