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Pharmacology · Anticoagulants
Sample itemWhat reverses heparin?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Protamine
This item reviews Anticoagulants; Protamine is the best answer because it directly matches the pharmacologic or microbiologic principle described.
Option by option
A. Naloxone
Naloxone is plausible but not the best answer.
B. Vitamin K
Vitamin K does not fit the stated mechanism or pattern.
C. Protamine (correct)
Correct. Protamine fits the defining feature.
D. Flumazenil
Flumazenil is unsupported by the key finding.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.