Tolerance is generally not acquired to:
A. Antisecretory action of atropine
B. Sedative action of chlorpromazine
C. Emetic action of levodopa
D. Vasodilator action of nitrates
A. Antisecretory action of atropine
B. Sedative action of chlorpromazine
C. Emetic action of levodopa
D. Vasodilator action of nitrates