Mr. Iyer had cold and throat infection. Doctor prescribed an antibiotic.
a) Which pathogens could have caused the infection??
b) What is the mode of action of antibiotics?
Mr Iyer recovered from cold but he still had throat infection. Would the doctor continue the antibiotics futher? State Yes/No giving reason.

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Solution

(a) Mr. Iyer is sufferring from viral infection.
(b) Antibiotics are classified into two types according to their mode of action:
Bactericidal: These antibiotics kill the bacteria.
Bacteriostatic: These antibiotics arrest the growth of bacteria.
Doctor would not continue the antibiotic further. In fact, antibiotics are ineffective against cold infection.

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