The antibiotic streptomycin is now proving to be less effective in reducing the incidence of tuberculosis (TB) worldwide.
What is the reason for this observation?
1 )
Antibiotics such as streptomycin are not effective as antiviral drugs.
2 )
Fewer people are living in isolated rural areas and overcrowding occurs in inner cities.
3 )
The incidence of HIV infection is increasing, activating previously inactive Mycobacterium.
There is an increase in the number of people infected with drug resistant strains.
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