Multiple Choice
Most drugs used as antihistamines prevent allergic reactions by acting as
A) a neurotransmitter to enhance the response of histamine receptor sites.
B) allosteric inhibitors of the destruction of histamine.
C) competitors for reuptake of histamine.
D) antagonists to the histamine receptor sites.
E) none of these
Correct Answer:

Verified
Correct Answer:
Verified
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