What is the antidote for heparin?

• A. Vitamin K
• B. Aspirin
• C. Protamine sulfate
• D. Warfarin

Answer: (C)

Verified step by step guidance

1. Understand the role of heparin: Heparin is an anticoagulant, which means it helps prevent blood clots from forming. It is often used in medical settings to treat or prevent conditions like deep vein thrombosis, pulmonary embolism, and during surgeries.
2. Identify the need for an antidote: In cases of heparin overdose or excessive bleeding, an antidote is required to counteract its effects and restore normal blood clotting.
3. Learn about Protamine sulfate: Protamine sulfate is the antidote for heparin. It works by binding to heparin and neutralizing its anticoagulant effects, thereby helping to reverse the bleeding risk associated with heparin.
4. Differentiate from other substances: Vitamin K is an antidote for warfarin, another anticoagulant, but not for heparin. Aspirin is a blood thinner and does not serve as an antidote for heparin. Warfarin is an anticoagulant like heparin, but it is not used as an antidote.
5. Recognize the importance of correct antidote administration: In a clinical setting, the administration of Protamine sulfate should be done carefully, considering the patient's condition and the amount of heparin that needs to be neutralized.