Healthstream Pharmacology Exam Answers

Question: What is the antidote for Heparin?

AHGL Drug/Medication Questions from HealthStream

Answer: • Protamine sulfate

• Sometimes reasonable to just stop the medication (Heparin) since it has a short half-life.

AHGL Drug/Medication Questions from HealthStream

Question: How much protamine sulfate should be given as an antidote for Heparin?

AHGL Drug/Medication Questions from HealthStream

Answer: • 50 mg, 1 mg per 100 units Heparin.

AHGL Drug/Medication Questions from HealthStream

Question: How fast is protamine sulfate administered?

AHGL Drug/Medication Questions from HealthStream

Answer: • 50 mg slowly over 10-15 min.

• No more than 50mg in a 10 min period.

AHGL Drug/Medication Questions from HealthStream

Question: What is the recommended frequency for monitoring of labs for heparin?

AHGL Drug/Medication Questions from HealthStream

Answer:

Question: What is Warfarin/Coumadin used for?

AHGL Drug/Medication Questions from HealthStream

Answer: • Long-term anticoagulation to prevent formation of blood clots.

AHGL Drug/Medication Questions from HealthStream

Question: What labs are monitored when giving Warfarin?

AHGL Drug/Medication Questions from HealthStream

Answer: • International Normalized Ratio (INR)

AHGL Drug/Medication Questions from HealthStream

Question: What is required before the pharmacy can dispense Warfarin?

AHGL Drug/Medication Questions from HealthStream

Answer: • PT/INR before dispense for a baseline.

AHGL Drug/Medication Questions from HealthStream

Question: What general things may affect patients while on Warfarin?

AHGL Drug/Medication Questions from HealthStream

Answer: • ↑: Medications

• ↑: Alcohol: > 3 drinks per day

• ↓: Food rich in vitamin K and dietary supplements

• ↑: Vitamin E > 1,000 IU per day.

AHGL Drug/Medication Questions from HealthStream

Question: What medications may enhance the effects of Warfarin?

AHGL Drug/Medication Questions from HealthStream

Answer: • levothyroxine (Synthroid)

• metronidazole (Flagyl)

• digoxin (Lanoxin)

AHGL Drug/Medication Questions from HealthStream

Question: What are examples of foods and supplements that may affect blood clotting while under Warfarin?

AHGL Drug/Medication Questions from HealthStream

Answer: • Co-enzyme Q

• Garlic

• Ginger

• Gingko

• Licorice

• St. John’s wart

• Herbal Tea

• Green Tea

• Vitamin K

AHGL Drug/Medication Questions from HealthStream