Antihistamines

Q.

Are steroids lipids?

Q.

which of the following is not an antihistamine

1. Chloropheniramine

2. Dimetapp

3. Seldane

4. Equanil

Q. Histamines stimulate secretion of pepsin and hydrochloric acid in the stomach and excess of it can lead to acidity. They are also responsible for nasal congestion associated with common cold and allergic response to pollen.A person having an allergic problem takes ‘Brompheniramine’ which is an antihistamine.
Which of the following is correct about level of secretion of hydrochloric acid in the stomach of the person after consuming ‘Brompheniramine’?

1. It decreases
2. It increases
3. It remains unaffected
4. It may increase or decrease depending on quantity of dose.

Q. Histamine stimulates the secretion of pepsin and hydrochloric acid and antihistamines are used to prevent the action of histamines. Among the following which are antihistamines?

1. Ranitidine
2. Terfenadine
3. Brompheniramine
4. All of these

Q.

Is a steroid a lipid?

Q.

Which one of the following is employed as an antihistamine?

1. Chloramphenicol

2. Diphenylhydramine

3. Norethindrone

4. Omeprazole

Q.

Histidine can be converted into histamine by

1. Decarboxylation of histidine

2. Dehydration of histidine

3. Decarboxylation of Aspirin

4. Dehydrohalogenation of histamine