What medicinal effect does the drugs omeprazole and lansoprozole have on the human beings?

Why is BHA added to butter?

What is Mifepristone? Give its medicinal effect.

Name the antibiotic which:
(i) inhibit the growth of the organism.
(ii) kills the organism.

Give an example of narrow spectrum antibiotic.

Which two substances are mainly used as anti-oxidants in wine, sugar syrup?

What does BHT and BHA stands for chemical used in food industry?

Write the name of the medicine used for the treatment of each of the following diseases:
(i) Tuberculosis,                
(ii) Pneumonia

Give any two examples of antihistamines.

Give two examples of sulpha drugs.