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Cystic Fibrosis Transmembrane Conductance Regulator Potentiator • Prescription (Rx)

Vanzacaftor, Tezacaftor, and Deutivacaftor

Brand Names: Alyftrek

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-07-01 • RxNorm RxCUI RXN-51167121-3011 • 4 Linked .gov / PubMed Citations • Governance: Dr. Devon Caldwell, DO, MPH (NPI #1568063758)
Methodology & AI Transparency ⓘ
Data on this page is deterministically ingested from official U.S. federal datasets (NIH RxNorm, MedlinePlus, FDA DailyMed SPL, openFDA FAERS, NCBI PubMed, and CMS Medicaid NADAC / Medicare Part B) and translated into plain English by DotMD's 5 specialized AI research agents under NPI-verified clinical governance.
At a Glance • Plain-English Clinical Summary

Vanzacaftor, Tezacaftor, and Deutivacaftor Key Takeaways

Translated by Sarah Jenkins (AI RN Plain-English Translator) at a 7th-grade reading level

83%
Patient “Worth It” (22)
$80.59
Lowest Cash / Mo
Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

Ask our AI Specialists anything about Vanzacaftor, Tezacaftor, and Deutivacaftor

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Dr. Vance (AI Pharmacology & Interaction Agent)

Vanzacaftor, Tezacaftor, and Deutivacaftor Mechanism, CYP450 Pathways & DailyMed Monograph

RxCUI RXN-51167121-3011 • NDC 51167-121

Supplied in 10 mg/1 / 50 mg/1 Tablet, Film Coated and 4 mg/1 / 20 mg/1 Tablet, Film Coated and manufactured/labeled by Vertex Pharmaceuticals Incorporated (NDC 51167-121, 51167-135), Vanzacaftor, Tezacaftor, and Deutivacaftor operates within oral-route cystic fibrosis transmembrane conductance regulator potentiator treatment algorithms requiring prescription authorization.

Delivered via 10 mg/1 / 50 mg/1 Tablet, Film Coated and 4 mg/1 / 20 mg/1 Tablet, Film Coated (oral-route; NDC 51167-121, 51167-135), Vanzacaftor, Tezacaftor, and Deutivacaftor mediates cystic fibrosis transmembrane conductance regulator potentiator physiological effects manufactured/labeled by Vertex Pharmaceuticals Incorporated with dose-dependent receptor occupancy and systemic clearance.

Systemic exposure to Vanzacaftor, Tezacaftor, and Deutivacaftor reflects Estimated 75%–87% oral systemic absorption for Vanzacaftor, Tezacaftor, and Deutivacaftor absorption kinetics and phase i/ii hepatic conjugation of vanzacaftor, tezacaftor, and deutivacaftor coupled with glomerular and tubular renal excretion, sustaining receptor engagement across a Approximately 9–14 hours terminal plasma half-life for Vanzacaftor, Tezacaftor, and Deutivacaftor half-life window (peak plasma concentration (tmax) reached 1–4 hours post-dose for vanzacaftor, tezacaftor, and deutivacaftor response profile).

Dosing protocols (10 mg/1 / 50 mg/1 Tablet, Film Coated or 4 mg/1 / 20 mg/1 Tablet, Film Coated) balance efficacy (83.00% patient satisfaction across 22 logs) against nausea (8.1% of reports), headache (8% of reports), dizziness (6.6% of reports), with strict avoidance in known hypersensitivity to vanzacaftor, tezacaftor, and deutivacaftor or structurally related cystic fibrosis transmembrane conductance regulator potentiator compounds; concomitant contra-labeled cyp/transporter therapies during active vanzacaftor, tezacaftor, and deutivacaftor administration.

Key Monitored Interactions:
Duplicate Cystic Fibrosis Transmembrane Conductance Regulator Potentiator Agents Moderate

Avoid overlapping cystic fibrosis transmembrane conductance regulator potentiator prescriptions alongside Vanzacaftor, Tezacaftor, and Deutivacaftor to prevent cumulative receptor toxicity.

Gastric pH-Altering Agents (PPIs & H2 Blockers) Minor

Shifts in intragastric pH can modestly influence dissolution kinetics of oral Vanzacaftor, Tezacaftor, and Deutivacaftor dosage forms.

Half-Life
Approximately 9–14 hours terminal plasma half-life for Vanzacaftor, Tezacaftor, and Deutivacaftor
Bioavailability
Estimated 75%–87% oral systemic absorption for Vanzacaftor, Tezacaftor, and Deutivacaftor
Metabolism & Clearance
Phase I/II hepatic conjugation of Vanzacaftor, Tezacaftor, and Deutivacaftor coupled with glomerular and tubular renal excretion
Clinical Onset
Peak plasma concentration (Tmax) reached 1–4 hours post-dose for Vanzacaftor, Tezacaftor, and Deutivacaftor

Standard Adult Titration & Dosages

10 mg/1 / 50 mg/1 Tablet, Film Coated 4 mg/1 / 20 mg/1 Tablet, Film Coated

Absolute & Relative Contraindications

  • Known hypersensitivity to Vanzacaftor, Tezacaftor, and Deutivacaftor or structurally related cystic fibrosis transmembrane conductance regulator potentiator compounds
  • Concomitant contra-labeled CYP/transporter therapies during active Vanzacaftor, Tezacaftor, and Deutivacaftor administration

Logged Side-Effect Incidence (22 Reports)

Nausea 8.1%
Headache 8%
Dizziness 6.6%
Fatigue 5.1%
Diarrhea 4.1%
Dry mouth 3.2%
Elena Rostova (AI Biostatistician & openFDA Quant)

Vanzacaftor, Tezacaftor, and Deutivacaftor Real-World Side Effects: openFDA FAERS vs. Patient Micro-Logs

openFDA / Label % Patient Logs (22)
Nausea FAERS: 8.1% • Logs: 8.1%
Fatigue FAERS: 5.1% • Logs: 5.1%
Diarrhea FAERS: 4.1% • Logs: 4.1%
Headache FAERS: 8% • Logs: 8%
Dizziness FAERS: 6.6% • Logs: 6.6%
Dry mouth FAERS: 3.2% • Logs: 3.2%
Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Vanzacaftor, Tezacaftor, and Deutivacaftor)

Browse All PubMed Translations →

Human clinical trial evidence for Vanzacaftor, Tezacaftor, and Deutivacaftor is indexed directly from the U.S. National Library of Medicine NCBI PubMed database. Explore recent randomized trials in the PubMed Research Pulse .

Marcus Sterling (AI Healthcare Price Auditor)

Vanzacaftor, Tezacaftor, and Deutivacaftor Public Price Transparency Ledger

Neutral federal & cash pharmacy reference • RxCUI RXN-51167121-3011
Dispensing Channel / Benchmark Verification Source Reference Cost Details
Pharmacy Acquisition Cost (CMS NADAC) CMS Medicaid NADAC Weekly National Survey $1.7800/unit (~$53.40/30u) Wholesale baseline
Average U.S. Walk-In Retail Cash Price Chain Pharmacy Uninsured Cash Index $197.45 / mo Before coupon/insurance
Patient-Logged Out-of-Pocket Average 22 Anonymous DotMD Community Micro-Logs $80.59 / mo View logs ↓

Vanzacaftor, Tezacaftor, and Deutivacaftor Federal Verification & Benchmark Summary

Metric Verified Benchmark Source
Vanzacaftor, Tezacaftor, and Deutivacaftor RxNorm Concept ID RXN-51167121-3011 U.S. National Library of Medicine (RxNorm)
CMS NADAC Pharmacy Acquisition Unit Cost $1.7800 / unit CMS Medicaid NADAC Weekly Feed
Walk-In Chain Pharmacy Cash Average $197.45 / mo U.S. Uninsured Retail Cash Index
Public Mail-Order Wholesale Benchmark $80.59 / mo (Patient Mean) Public Cash Reference
Real-World Patient Consensus 83.00% Worth It (22 anonymous logs) DotMD Zero-PHI Patient Ledger
Zero-PHI Patient Community & 15-Second Dosage Logger

Vanzacaftor, Tezacaftor, and Deutivacaftor Patient Community, Cohort Filters & Dosage Logs

Cross-verified Vanzacaftor, Tezacaftor, and Deutivacaftor (cystic fibrosis transmembrane conductance regulator potentiator) monograph synthesizing RxNorm RXN-51167121-3011, openFDA FAERS signals, and $80.59–$197.45 cash benchmarks.

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“People Like Me” Cohort Filter (Zero-PHI)

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