What is Warfarin?
Category: Prescription Drugs
Most popular types: Coumadin Jantoven Taro-Warfarin Show all
Warfarin is an an anticoagulant used to prevent and treat venous and pulmonary clotting disorders; for clotting complications arising from atrial fibrillation or cardiac valve replacement; and to reduce the risk of stroke and recurrent myocardial infarction (MI).
| Purpose | Patients | Evaluations | Perceived Effectiveness |
|---|---|---|---|
| Antiphospholipid antibody syndrome | 303 | 24 | |
| Atrial fibrillation | 292 | 31 | |
| Deep vein thrombosis | 286 | 55 | |
| Prevent blood clotting | 137 | 44 | |
| Factor V Leiden | 99 | 13 | |
| Ischemia stroke | 84 | 8 |
- Major
- Moderate
- Slight
- None
- Can't tell
Side effects
Side effects as an overall problem
| Severity | Evaluations | Percentage |
|---|---|---|
| Severe | 19 | |
| Moderate | 33 | |
| Mild | 48 | |
| None | 92 |
Commonly reported side effects and conditions associated with Warfarin
| Side effect | Patients | Percentage |
|---|---|---|
| Bruising | 30 | |
| Bleed easily | 8 | |
| Hair loss | 6 | |
| Bleeding (hemorrhage) | 4 | |
| Nausea | 4 | |
| Nosebleeds (epistaxis) | 4 |
Why patients stopped taking Warfarin
Multiple reasons could be selected
| Reason | Patients | Percentage |
|---|---|---|
| Doctor's advice | 61 | |
| Course of treatment ended | 58 | |
| Other | 21 | |
| Side effects too severe | 20 | |
| Did not seem to work | 10 | |
| Personal research | 3 | |
| Change in health plan coverage | 1 | |
| Expense | 1 |
Duration
Stopped taking Warfarin
| Duration | Patients | Percentage |
|---|---|---|
| Less than 1 month | 6 | |
| 1 - 6 months | 45 | |
| 6 months - 1 year | 29 | |
| 1 - 2 years | 19 | |
| 2 - 5 years | 14 | |
| 5 - 10 years | 14 | |
| 10 years or more | 7 |
What people switch to and from
Patients started taking Warfarin after stopping:
| Treatment | Patients | Percentage |
|---|---|---|
| Rivaroxaban (Xarelto) | 9 | |
| Enoxaparin (Lovenox) | 8 | |
| Heparin | 7 | |
| Apixaban (Eliquis) | 4 | |
| Acenocoumarol (Sintrom) | 1 |
Patients stopped taking Warfarin and switched to:
| Treatment | Patients | Percentage |
|---|---|---|
| Rivaroxaban (Xarelto) | 16 | |
| Apixaban (Eliquis) | 10 | |
| Enoxaparin (Lovenox) | 6 | |
| Fondaparinux (Arixtra) | 3 | |
| Heparin | 3 |
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