Question

Describe the following with suitable examples. 

1. Tranquilizers 

2. Antihistamines

Answer 1

1. They are used for the treatment of stress or mental diseases.

e.g. Barbituric acid

2. These are anti-allergic drugs and are used to treat allergy.

e.g. skin rashes, conjunctivitis, nasal discharge, etc. e.g. brompheniramine, terfenadine