panwarfin

Foods & drinks to be careful with

Well-established interactions for this medicine’s drug class, summarized from public health authorities. General information, not medical advice — always confirm with your pharmacist or the label.

• Vitamin K–rich foods

  Watch out for: leafy greens like kale, spinach, collards, and broccoli.

  Warfarin works by lowering vitamin K–dependent clotting. Big, sudden changes in how much vitamin K you eat can push your blood too thin or not thin enough.

  What to do: You don't have to avoid these foods — the key is keeping your intake steady week to week rather than suddenly eating a lot more or less. Tell your clinician before making big diet changes.

  Source: Warfarin — MedlinePlus (U.S. National Library of Medicine)

How long does Warfarin Sodium stay in your body?

The elimination half-life of warfarin sodium is about 40 hours (the label's effective half-life; range 20 to 60 hours) — the time it takes the body to clear about half of it. As a rule of thumb, a medicine is mostly gone after roughly 4 to 5 half-lives, though this varies from person to person with age and kidney or liver function. Half-life varies widely between people (20 to 60 hours), partly due to CYP2C9 genetic differences, and warfarin is a mix of R- and S-warfarin that clear at different rates (R: 37 to 89 hours; S: 21 to 43 hours); the label also notes a terminal half-life of about 1 week after a single dose.

This is general information, not medical advice. It doesn’t tell you when a drug test would read negative (tests detect substances for different, often longer, windows) or when it’s safe to take another dose — ask your pharmacist or prescriber. Source: Warfarin Sodium Tablets, USP (DailyMed).

Frequently asked questions

What does Panwarfin treat?

Panwarfin (Warfarin Sodium) may be used to treat atrial fibrillation, postoperative complications, pulmonary embolism, thromboembolism, thrombophlebitis, stroke, based on NIH RxClass drug-classification data (conditions a drug may treat — not a verbatim copy of the FDA-approved label). This is general reference, not medical advice.

How is Panwarfin rated?

pharmaranks gives Panwarfin a composite score of 3.5 out of 5, currently based on 1 weighted source (FDA regulatory recall-safety data weighted highest). See our methodology at /how-we-rate.

How much does Panwarfin cost?

Nobody can tell you what you will pay — your price is set by your insurer's formulary, your deductible and the pharmacy's markup, and none of those are published. What IS published is what the pharmacy paid to acquire it: about $2.58 for 30, per the CMS NADAC survey. Treat that as the floor, not the quote — ask the pharmacist for the cash price as well as your copay, because for cheap generics the cash price often wins.

Is there a coupon or discount for Panwarfin?

pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Panwarfin. To pay less, ask your prescriber or pharmacist whether a generic equivalent exists, check the manufacturer's copay/savings card and patient-assistance program, and compare a pharmacy discount card against your insurance copay. Prices vary by pharmacy, insurance, and location, so always confirm at the counter. This is general reference, not medical or financial advice.

Who makes Panwarfin?

Panwarfin is marketed by Abbott. You can see Abbott's full profile, rating, and other products on pharmaranks.

Is Panwarfin a brand-name or generic drug?

Panwarfin is a brand-name product with the active ingredient Warfarin Sodium.

Is Panwarfin available over the counter?

No. Panwarfin is a prescription (Rx) medication in the US — you need a prescription from a licensed clinician (in person or via telehealth); it isn't sold over the counter. For some conditions there are OTC alternatives — ask your pharmacist.

What forms does Panwarfin come in?

Panwarfin is currently marketed as tablet, per the FDA's National Drug Code Directory.

What class of drug is Panwarfin?

Panwarfin is classified as vitamin k antagonist, per the FDA's Established Pharmacologic Class.

Is Panwarfin FDA-registered?

Panwarfin is on record with the U.S. FDA under application number NDA017020. You can verify this on its official FDA label.

Has Panwarfin been recalled by the FDA?

Panwarfin has no FDA recalls recorded under its own application in the openFDA enforcement database. Its recall-safety score reflects its manufacturer's overall recall record. This is general reference, not medical advice — check the FDA recall database for the latest alerts.

Is Panwarfin safe?

There's no single safe-or-not verdict. pharmaranks gives Panwarfin a recall-safety score of 70/100, based on its FDA recall history (no recalls under its own FDA application) — not an efficacy or side-effect rating. Review its FDA-label side effects and warnings before use, and always consult a licensed professional.