Which effect may lead to toxic reactions when a drug is taken continuously or repeatedly?
A. Refractoriness
B. Cumulative effect
C. Tolerance
D. Tachyphylaxis
Answer: Option B
Related Questions on Pharmacology and Toxicology
A preparation containing killed or attenuated viruses is termed as.
A. Vaccine
B. Antiserum
C. Toxin
D. Toxoid
The mechanism of fiuoroquinolones' action is:
A. Inhibition of phospholipase C
B. Inhibition of DNA gyrase
C. Inhibition of bacterial cell synthesis
D. Alteration of cell membrane permeability
Select the drug used for pernicious anemia:
A. Ferrous lactate
B. Cyanocobalamin
C. Iron dextran
D. Ferrous gluconate
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