Welcome to HCM.
is a common condition and can occur to anybody. If your friend is a smoker ask him to stop smoking
. Sputum culture
and sensitivity test will be useful in selecting appropriate antibiotic.
With regards to HIV
, I don't know what is your native place. You can approach your nearby ART center in India, there they will provide all treatment for HIV and Other Opportunistic diseases and counseling.
Wish your friend a speedy recovery.