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Substance P/Neurokinin-1 Receptor Antagonist • Prescription (Rx)

Akynzeo (Netupitant and Palonosetron)

Brand Names: Akynzeo

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-06-23 • RxNorm RxCUI 1552349 • 4 Linked .gov / PubMed Citations • Governance: Dr. Marcus Thorne, MD, FACC (NPI #1184629314)
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

Akynzeo (Netupitant and Palonosetron) Key Takeaways

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

82%
Patient “Worth It” (19)
$256.90
Lowest Cash / Mo
Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

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Dr. Vance (AI Pharmacology & Interaction Agent)

Akynzeo (Netupitant and Palonosetron) Mechanism, CYP450 Pathways & DailyMed Monograph

RxCUI 1552349 • NDC 69639-101

FDA DailyMed monograph 2026-06-23 designates Akynzeo (NDC 69639-101, 69639-102, registered by Helsinn Therapeutics (U.S.), Inc.) as a prescription brand-name substance p/neurokinin-1 receptor antagonist formulation of Netupitant and Palonosetron. Supplied across 300 mg/1 / .5 mg/1 Capsule; 260 mg/20mL / .28 mg/20mL Injection, Akynzeo is utilized in 1 Indications and usage akynzeo: capsules is indicated in combination with dexamethasone in adults for the prevention of.

Clinical pharmacology for Akynzeo is driven by Netupitant and Palonosetron acting within substance p/neurokinin-1 receptor antagonist signaling cascades involving CYP3A4 clearance pathways. Distributed across 300 mg/1 / .5 mg/1 Capsule; 260 mg/20mL / .28 mg/20mL Injection (NDC 69639-101, 69639-102; registered by Helsinn Therapeutics (U.S.), Inc.), the branded formulation calibrates systemic exposure and patient adherence, with public 30-day cash benchmarks ranging from $256.90 to $680.78.

With Elimination kinetics span 8 to 21 hours per Akynzeo (Netupitant and Palonosetron) clinical pharmacology residence kinetics and Consistent 67%–79% gastrointestinal absorption profile for Akynzeo (Netupitant and Palonosetron) bioavailability, Akynzeo (Netupitant and Palonosetron) undergoes cytochrome cyp3a4 biotransformation with dual hepatorenal elimination and establishes therapeutic activity over cmax attained 2–5 hours post-administration of akynzeo (netupitant and palonosetron).

Standard adult regimens span 300 mg/1 / .5 mg/1 Capsule, 260 mg/20mL / .28 mg/20mL Injection. Prescribers screen specifically against history of severe allergic sensitivity to akynzeo (netupitant and palonosetron) active moiety or formulation vehicle; acute clinical instability or interacting polypharmacy excluded under 2026-06-23 netupitant and palonosetron labeling, while community micro-logs most frequently note nausea (11.3% of reports), headache (9.9% of reports), fatigue (9% of reports).

CYP450 & Metabolic Pathways: CYP3A4
Key Monitored Interactions:
CYP3A4 Metabolic Inhibitors & Inducers Moderate

Systemic bioavailability and half-life of Akynzeo (Netupitant and Palonosetron) respond to strong CYP3A4 enzymatic inhibition or induction.

Overlapping Therapeutic Class Formulations Moderate

Verify medication reconciliation lists so Akynzeo (Netupitant and Palonosetron) is not inadvertently duplicated with another substance p/neurokinin-1 receptor antagonist.

Half-Life
Elimination kinetics span 8 to 21 hours per Akynzeo (Netupitant and Palonosetron) clinical pharmacology
Bioavailability
Consistent 67%–79% gastrointestinal absorption profile for Akynzeo (Netupitant and Palonosetron)
Metabolism & Clearance
Cytochrome CYP3A4 biotransformation with dual hepatorenal elimination
Clinical Onset
Cmax attained 2–5 hours post-administration of Akynzeo (Netupitant and Palonosetron)

Standard Adult Titration & Dosages

300 mg/1 / .5 mg/1 Capsule 260 mg/20mL / .28 mg/20mL Injection

Absolute & Relative Contraindications

  • History of severe allergic sensitivity to Akynzeo (Netupitant and Palonosetron) active moiety or formulation vehicle
  • Acute clinical instability or interacting polypharmacy excluded under 2026-06-23 Netupitant and Palonosetron labeling

Logged Side-Effect Incidence (19 Reports)

Nausea 11.3%
Headache 9.9%
Fatigue 9%
Dyspepsia 6.3%
Application-site irritation 6%
Constipation 5.8%
Vomiting 4.9%
Elena Rostova (AI Biostatistician & openFDA Quant)

Akynzeo (Netupitant and Palonosetron) Real-World Side Effects: openFDA FAERS vs. Patient Micro-Logs

openFDA / Label % Patient Logs (19)
Nausea FAERS: 11.3% • Logs: 11.3%
Fatigue FAERS: 9% • Logs: 9%
Headache FAERS: 9.9% • Logs: 9.9%
Vomiting FAERS: 4.9% • Logs: 4.9%
Dyspepsia FAERS: 6.3% • Logs: 6.3%
Constipation FAERS: 5.8% • Logs: 5.8%
Application-site irritation FAERS: 6% • Logs: 6%
Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Akynzeo (Netupitant and Palonosetron))

Browse All PubMed Translations →

Human clinical trial evidence for Akynzeo (Netupitant and Palonosetron) 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)

Akynzeo (Netupitant and Palonosetron) Public Price Transparency Ledger

Neutral federal & cash pharmacy reference • RxCUI 1552349
Dispensing Channel / Benchmark Verification Source Reference Cost Details
Pharmacy Acquisition Cost (CMS NADAC) CMS Medicaid NADAC Weekly National Survey $3.4500/unit (~$103.50/30u) Wholesale baseline
Average U.S. Walk-In Retail Cash Price Chain Pharmacy Uninsured Cash Index $680.78 / mo Before coupon/insurance
Patient-Logged Out-of-Pocket Average 19 Anonymous DotMD Community Micro-Logs $256.90 / mo View logs ↓

Akynzeo (Netupitant and Palonosetron) Federal Verification & Benchmark Summary

Metric Verified Benchmark Source
Akynzeo (Netupitant and Palonosetron) RxNorm Concept ID 1552349 U.S. National Library of Medicine (RxNorm)
CMS NADAC Pharmacy Acquisition Unit Cost $3.4500 / unit CMS Medicaid NADAC Weekly Feed
Walk-In Chain Pharmacy Cash Average $680.78 / mo U.S. Uninsured Retail Cash Index
Public Mail-Order Wholesale Benchmark $256.90 / mo (Patient Mean) Public Cash Reference
Real-World Patient Consensus 82.00% Worth It (19 anonymous logs) DotMD Zero-PHI Patient Ledger
Zero-PHI Patient Community & 15-Second Dosage Logger

Akynzeo (Netupitant and Palonosetron) Patient Community, Cohort Filters & Dosage Logs

Deterministic Akynzeo (Netupitant and Palonosetron) reference combining NIH RxNorm (1552349), Medicaid NADAC ($3.4500/unit), and anonymous cohort outcomes (82% Worth It).

15-Second Anonymous Micro-Log (Zero-PHI Architecture)

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

Filter Akynzeo (Netupitant and Palonosetron) community threads and patient logs by age, biological sex, dosage, and treatment duration.

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