Question:medium

Excess niacin administration may cause
(A) Lowering of blood pressure
(B) Hypertension
(C) Flushing syndrome
(D) Vasoconstriction
Choose the correct answer from the options given below:

Show Hint

Flushing syndrome and lowering of blood pressure are well-known effects of excessive niacin intake
Updated On: Jan 17, 2026
  • (A) and (D) only.
  • (B) and (C) only.
  • (C) and (D) only
  • (A) and (C) only.
Show Solution

The Correct Option is D

Solution and Explanation

Excess niacin administration frequently leads to hypotension and flushing syndrome, which are common side effects. Vasoconstriction and hypertension are not typical responses.
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