Warfarin Dosage and Management for Deep Vein Thrombosis

QUESTION

The prescriber has ordered the following drug. Complexity Level: Variable Dose – Warfarin Patient’s NameWalker StoneSexMaleAge33 yearsHeight155 cmBodyweight74.2 kg(163.24 lbs)Body Surface Area1.79m2DiagnosisDeep Vein ThrombosisAllergiesNKDA REGULAR MEDICINES Medicine (print generic name) WARFARIN Route Oral Indication Deep Vein Thrombosis Prescriber’s Signature Dr Jones Pharm DateTimeDayINRDose26/9/202316:0042.74 mg Drug Monograph For Use in safeMedicate Only Medication Name Warfarin Sodium Tablet Indication Deep Vein Thrombosis Administration Route Oral Dose See Warfarin initiation protocol Target INR Range 2.0 – 3.0 Special Instructions Monitor INR Daily at 16:00 Warfarin Sodium Tablet Laboratory Report INR2.7Warfarin Initiation ProtocolDayINRDose4< 1.51.5 – 1.92 – 3>310 mg7.5 mg4 mgHold STEP 1ADMINISTER THE CORRECT AMOUNT OF TABLETS Carefully study the information above. Move the appropriate amount of tablets in to the medicine cup. When you have completed this step, click NEXT to continue.

ANSWER

Warfarin Dosage and Management for Deep Vein Thrombosis

Introduction

Warfarin is a commonly prescribed anticoagulant medication used to treat conditions such as Deep Vein Thrombosis (DVT), which is a blood clot that forms in a deep vein, usually in the legs. Proper dosing and monitoring of warfarin are crucial to ensure that the patient, in this case, Mr. Walker Stone, receives the appropriate treatment. In this essay, we will discuss Mr. Stone’s warfarin prescription, including his diagnosis, dosage, and monitoring protocol.

1. Patient Information:

Patient’s Name: Walker Stone
Sex: Male
Age: 33 years
Height: 155 cm
Bodyweight: 74.2 kg (163.24 lbs)
Body Surface Area: 1.79 m²
Diagnosis: Deep Vein Thrombosis (DVT)
Allergies: No known drug allergies (NKDA)

2. Prescriber’s Order:

Medicine: Warfarin Sodium Tablet
Route: Oral
Indication: Deep Vein Thrombosis
Prescriber’s Signature: Dr. Jones
Pharm Date/Time: 26/9/2023 16:00

3. Dosage Information:

The prescribed dose is 42.74 mg.
The Target INR Range is 2.0 – 3.0.

4. Warfarin Initiation Protocol:

Day 1 INR: 2.7
Based on the INR result, Mr. Stone’s dose is within the target range.
Warfarin initiation protocol is as follows:
Day 1: Administer 10 mg
Day 2: Administer 7.5 mg
Day 3: Administer 4 mg
Hold further dosing for now (Day 4).

5. Special Instructions:

Monitoring of INR should be conducted daily at 16:00.

6. Safe Medication Administration:

To ensure accurate dosing, the healthcare provider must carefully calculate the required number of warfarin tablets based on the prescribed dose.

Conclusion

Mr. Walker Stone’s prescription for warfarin is for the treatment of Deep Vein Thrombosis, a condition that requires anticoagulant therapy to prevent further clot formation. The prescribed dose and warfarin initiation protocol have been established based on his weight, age, and INR monitoring. It is crucial for healthcare professionals to adhere to the prescribed protocol, including daily INR monitoring, to maintain Mr. Stone’s INR within the target range of 2.0 – 3.0. This careful management will help prevent complications and ensure effective treatment for his DVT. Patients receiving warfarin should be closely monitored for any signs of bleeding or adverse effects, and their therapy should be adjusted as needed to maintain optimal therapeutic outcomes.