Antibiotics are the chemicals which inhibit the growth of  pathogenic microorganisms in our body thus helps us to control and cure dieseases like, typhoid, diptheria, pnumonia and tuberculosis.
The precautions are :-
1)We should not take dose of antibiotics.
2)Antibiotics should not be taken empty stomach.
3)We should complete the dose of antibiotic as advised by the doctor.
4)We should take antibiotic only after consulting a doctor.

hoped helped u :))
1 5 1
Antibiotics are chemicals that kill bacteria.Antibiotics are used for prevention of bacterial infection. Antibiotics cure disease by injuring bacteria.We should take antibiotic onlyafter consulting a doctor.Antibiotics should not be taken empty stomach. 
1 5 1