Description : Examples of ion channel blockers include: a. Tetrodotoxin b. Amiloride c. Xylocaine d. None of the above
Last Answer : Answer: a, b, c Channel blockade is an important mechanism of action for toxins and some therapeutic agents. The deadly toxin of the puffer fish, tetrodotoxin, acts by blocking the Na ... the epithelial cells of the distal nephron. Local anesthetics such xylocaine also act by blocking ion channels