Tuberculosis (TB) is the world-leading cause of infectious disease related mortality, apart from COVID-19 presently . Standard TB treatment for drug-susceptible (DS) TB takes 6–9 months and requires daily intake of multiple medications . Notably, proper treatment adherence is essential for successful treatment outcome [1, 2]. To improve adherence, counseling and education are important. For specific patient groups, such as those with drug-resistant TB, HIV co-infection and those on intermittent treatment regiments, the World Health Organization (WHO) advises to use the Directly Observed Treatment (DOT) strategy. However, even with DOT, treatment completion is still challenging and cure rates and outcomes remain suboptimal .