NEETChemistryChemistry in Everyday Life
What is the primary purpose of synthetic antihistamine drugs like brompheniramine and terfenadine?
Options
- ATo increase histamine levels
- BTo neutralize histamine
- CTo enhance histamine's effects
- DTo block histamine's action
Correct answer
D. To block histamine's action
Step-by-step solution
Synthetic antihistamine drugs like brompheniramine and terfenadine act by interfering with the natural action of histamine.