What is paracetamol? What medicinal effect does it produce in the human body?

How are antiseptics distinguished from disinfectants? Give two examples of each of the substances.

What is the basic structure of a detergent?

Describe the following with suitable examples of chemicals:
(i) Antipyretics
(ii) Antiseptics
(iii) Tranquilizers
(iv) Wide spectrum antibiotics

Name the action of the following on the human body:
(a) Aspirin
(b) Penicillin
(c) Phenacetin
(d) Morphine
(e) Analgin
(f) Laminal
(g) Sarconal
(h) Streptomycin.

Give the structure of sulphadiazine. Mention its uses.

What is the difference between local and general anaesthetics? Name one chemical used in each case.

Explain what do you understand by pathogens. How can we control the microbial diseases?

Give one important use of each of the following:
(i) Bithional        
(ii) Chloroamphenicol
(iii) Streptomycin
(iv) Paracetamol.