What is the difference between a local and systemic drug effect.

a. A local drug effect is limited to a specific area of the body, while a systemic drug effect affects the entire body
b. A local drug effect is caused by a drug interaction, while a systemic drug effect is caused by a drug allergy
c. A local drug effect is caused by an active drug, while a systemic drug effect is caused by a prodrug
d. A local drug effect is a therapeutic effect, while a systemic drug effect is an adverse effect
Answer: a. A local drug effect is limited to a specific area of the body, while a systemic drug effect affects the entire body