Hi Dr.David Olson, i have a 3 yrs and 4 mos, old daughter and she was diagnosed with primary complex,her x-ray result was pneumonia both mid and lower lungs, she was given the skin test and after 2 days they measured it 8mm, the dr, gave her medication for 6 months which is the ff: pyrazinamide(to be taken for 2 months), rifampicin and isoniazid(for 6 months), she also have lymp nodes in her neck, she weight 13 kls, my worry dr,is the side effects of the medications, i read in some articles that rifampicin can cause liver damage, what precautions should i take, any other medications or maybe the findings was wrong is it possible?? and she had taken the medication 4 days now and she started coughing which she never had before medication is it the effect?? and by the way, eversince she's born as early as 3 days old she's an on and off in taking antibiotics, because of tonsilitis,and enlarge adenoids(which causes her to snore whenever sleeping) actually been thru a lot of pediatrician already,and now shock to learn that she have primary complex. sorry for asking a lot, im really worried and shock until now knowing that my daughter was diagnosed with it.really confused!! pls enlightened. much appreciated!!