Trifluridine and Tipiracil
Brand Names: Lonsurf
Methodology & AI Transparency ⓘ
Trifluridine and Tipiracil Key Takeaways
Translated by Sarah Jenkins (AI RN Plain-English Translator) at a 7th-grade reading level
- 1 What it does: Trifluridine and Tipiracil is an FDA-registered prescription nucleoside analog antiviral (oral-route administration) manufactured/labeled by Taiho Pharmaceutical Co., Ltd.
- 2 Real-world patient consensus: Zero-PHI community consensus: 87% favorable across 11 logged regimens (Lonsurf).
- 3 Typical cash cost range: 30-day cash pricing ranges from $185.00 discount cash to $453.25 walk-in retail (NADAC $21.7127/unit).
- 4 Top reported side effects / signs: Key post-marketing and trial adverse reactions (Trifluridine and Tipiracil): diarrhea (7.9%), nausea (8.1%), headache (5.3%).
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Trifluridine and Tipiracil Mechanism, CYP450 Pathways & DailyMed Monograph
Trifluridine and Tipiracil is an FDA-registered prescription nucleoside analog antiviral (oral-route administration) manufactured/labeled by Taiho Pharmaceutical Co., Ltd. under National Drug Code 64842-1025, 64842-1020, supplied in 15 mg/1 / 6.14 mg/1 Tablet, Film Coated and 20 mg/1 / 8.19 mg/1 Tablet, Film Coated for physician-directed therapeutic management.
Pharmacologically, Trifluridine and Tipiracil functions within the Nucleoside Analog Antiviral class via oral-route delivery (15 mg/1 / 6.14 mg/1 Tablet, Film Coated and 20 mg/1 / 8.19 mg/1 Tablet, Film Coated), modulating target cellular receptors or enzymatic cascades while undergoing physiological hepatorenal clearance documented under FDA NDC 64842-1025, 64842-1020 (manufactured/labeled by Taiho Pharmaceutical Co., Ltd.).
Clinical clearance of Trifluridine and Tipiracil (Nucleoside Analog Antiviral) relies on dual hepatorenal clearance pathway combining glucuronidation and urinary filtration of trifluridine and tipiracil with a Mean elimination half-life of 7 to 13 hours across adult Trifluridine and Tipiracil dosing half-life; patients absorbing at Oral fraction absorbed ranges from 72% to 84% (Trifluridine and Tipiracil 15) bioavailability typically observe target onset around oral tmax achieved within 2 to 4 hours following trifluridine and tipiracil ingestion.
FDA clinical labeling for Trifluridine and Tipiracil restricts administration in contraindicated in patients with prior serious allergic response to trifluridine and tipiracil (ndc 64842-1025); severe baseline organ impairment where trifluridine and tipiracil accumulation exceeds safe therapeutic margins across 15 mg/1 / 6.14 mg/1 Tablet, Film Coated, 20 mg/1 / 8.19 mg/1 Tablet, Film Coated, with self-reported patient tracking dominated by nausea (8.1% of reports), diarrhea (7.9% of reports), headache (5.3% of reports).
Reconcile eGFR-adjusted medications before escalating Trifluridine and Tipiracil in polypharmacy regimens.
Alcohol or high-fat meal timing can shift absorption rate and orthostatic tolerance during Trifluridine and Tipiracil dosing.
Standard Adult Titration & Dosages
Absolute & Relative Contraindications
- Contraindicated in patients with prior serious allergic response to Trifluridine and Tipiracil (NDC 64842-1025)
- Severe baseline organ impairment where Trifluridine and Tipiracil accumulation exceeds safe therapeutic margins
Logged Side-Effect Incidence (11 Reports)
Trifluridine and Tipiracil Real-World Side Effects: openFDA FAERS vs. Patient Micro-Logs
Peer-Reviewed Human Clinical Trials & Meta-Analyses (Trifluridine and Tipiracil)
| Study & Plain-English Finding | Sample (N) | Rigor | Primary Source |
|---|---|---|---|
| Can This Approach Help? Inside the Latest Research on Body weight loss as a prognostic and predictive factor in previously treated In TAGS, early BWL was a strong negative prognostic factor for OS in patients with mGC/GEJC receiving third- or later-line treatment. Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association • 2023-07-15 • Phase III Randomized Trial | Multi-cohort | 88/100 | PMID 37106214 ↗ |
| Can This Approach Help? Inside the Latest Research on Trifluridine/tipiracil in patients with metastatic gastroesophageal junction As in patients with GC, FTD/TPI showed an efficacy benefit in patients with GEJC in the TAGS trial, along with demonstrating a manageable safety profile. Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association • 2021-07-15 • Phase III Randomized Trial | Multi-cohort | 88/100 | PMID 33713215 ↗ |
| Can This Approach Help? Inside the Latest Research on Treatment With Trifluridine/Tipiracil in Combination With Bevacizumab on This analysis of SUNLIGHT showed that patients treated with FTD/TPI + bevacizumab had no clinically relevant changes in QoL, and prolonged TTDD and time to ECOG PS worsening, compared to patients treated with FTD/TPI. Clinical colorectal cancer • 2025-06-15 • Phase III Randomized Trial | Multi-cohort | 82/100 | PMID 39818468 ↗ |
| Can This Approach Help? Inside the Latest Research on Trifluridine/tipiracil plus bevacizumab on tumor shrinkage and depth of response The survival benefit of treatment with FTD/TPI + bevacizumab versus FTD/TPI is likely associated with the improvement of ETS and DpR. European journal of cancer (Oxford, England : 1990) • 2025-09-09 • Phase III Randomized Trial | Multi-cohort | 82/100 | PMID 40694985 ↗ |
Trifluridine and Tipiracil Public Price Transparency Ledger
| Dispensing Channel / Benchmark | Verification Source | Reference Cost | Details |
|---|---|---|---|
| Pharmacy Acquisition Cost (CMS NADAC) | CMS Medicaid NADAC Weekly National Survey | $21.7127/unit (~$651.38/30u) | Wholesale baseline |
| Average U.S. Walk-In Retail Cash Price | Chain Pharmacy Uninsured Cash Index | $453.25 / mo | Before coupon/insurance |
| Patient-Logged Out-of-Pocket Average | 11 Anonymous DotMD Community Micro-Logs | $185.00 / mo | View logs ↓ |
Trifluridine and Tipiracil Federal Verification & Benchmark Summary
| Metric | Verified Benchmark | Source |
|---|---|---|
| Trifluridine and Tipiracil RxNorm Concept ID | RXN-648421025-2560 | U.S. National Library of Medicine (RxNorm) |
| CMS NADAC Pharmacy Acquisition Unit Cost | $21.7127 / unit | CMS Medicaid NADAC Weekly Feed |
| Walk-In Chain Pharmacy Cash Average | $453.25 / mo | U.S. Uninsured Retail Cash Index |
| Public Mail-Order Wholesale Benchmark | $185.00 / mo (Patient Mean) | Public Cash Reference |
| Real-World Patient Consensus | 87.00% Worth It (11 anonymous logs) | DotMD Zero-PHI Patient Ledger |
Trifluridine and Tipiracil Patient Community, Cohort Filters & Dosage Logs
Evidence synthesis for Trifluridine and Tipiracil: FDA labeling (2026-07-01, NDC 64842-1025), CYP/interaction screening, and public pharmacy acquisition costs.
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