Solution:
Seldane, act as antihistamines. They interfere with the natural action of histamine for binding sites of receptor where histamine exerts its effect.
NCERT XII page 444.
The mechanism of action of “Terfenadine” (Seldane) is:
Seldane, act as antihistamines. They interfere with the natural action of histamine for binding sites of receptor where histamine exerts its effect.
NCERT XII page 444.