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Topoisomerase Inhibitor • Prescription (Rx)

Etoposide

Brand Names: Vepesid, Avopef

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-07-01 • RxNorm RxCUI RXN-01439376-2322 • 9 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

Etoposide Key Takeaways

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

74%
Patient “Worth It” (5)
$101.25
Lowest Cash / Mo
Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

Ask our AI Specialists anything about Etoposide

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Dr. Vance (AI Pharmacology & Interaction Agent)

Etoposide Mechanism, CYP450 Pathways & DailyMed Monograph

RxCUI RXN-01439376-2322 • NDC 0143-9376

Registered across 20 mg/mL Injection and 50 mg/1 Capsule under FDA code 0143-9376, 69238-2811 (manufactured/labeled by Hikma Pharmaceuticals USA Inc.), Etoposide delivers intravenous-route topoisomerase inhibitor pharmacotherapy tailored to patient-specific diagnostic criteria.

Biochemical activity of Etoposide reflects topoisomerase inhibitor pathway engagement after intravenous-route dosing (20 mg/mL Injection and 50 mg/1 Capsule, manufactured/labeled by Hikma Pharmaceuticals USA Inc., NDC 0143-9376, 69238-2811), supporting titratable maintenance pharmacotherapy.

Pharmacokinetic profiling of Etoposide demonstrates an elimination half-life of Steady-state plasma equilibrium reached over 9–16 hour t½ intervals for Etoposide with Complete (~100%) parenteral systemic delivery for Etoposide (20 mg/mL Injection) systemic bioavailability; clearance proceeds via predominantly hepatic biotransformation with renal elimination of polar etoposide conjugates, reaching clinical onset within rapid intravascular/parenteral onset within 15–45 minutes after etoposide administration.

Titration schedules for Etoposide (20 mg/mL Injection → 50 mg/1 Capsule → 20 mg/mL Injection, Solution → 20 mg/mL Injection, Solution, Concentrate → 100 mg/5mL Injection) require excluding history of severe allergic sensitivity to etoposide active moiety or formulation vehicle; acute clinical instability or interacting polypharmacy excluded under 2026-07-01 etoposide labeling; real-world patient logs highlight nausea (8.8% of reports), headache (8.3% of reports), dizziness (6.8% of reports) alongside a 74.00% Worth-It consensus.

Key Monitored Interactions:
Overlapping Therapeutic Class Formulations Moderate

Verify medication reconciliation lists so Etoposide is not inadvertently duplicated with another topoisomerase inhibitor.

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

Shifts in intragastric pH can modestly influence dissolution kinetics of oral Etoposide dosage forms.

Half-Life
Steady-state plasma equilibrium reached over 9–16 hour t½ intervals for Etoposide
Bioavailability
Complete (~100%) parenteral systemic delivery for Etoposide (20 mg/mL Injection)
Metabolism & Clearance
Predominantly hepatic biotransformation with renal elimination of polar Etoposide conjugates
Clinical Onset
Rapid intravascular/parenteral onset within 15–45 minutes after Etoposide administration

Standard Adult Titration & Dosages

20 mg/mL Injection 50 mg/1 Capsule 20 mg/mL Injection, Solution 20 mg/mL Injection, Solution, Concentrate 100 mg/5mL Injection

Absolute & Relative Contraindications

  • History of severe allergic sensitivity to Etoposide active moiety or formulation vehicle
  • Acute clinical instability or interacting polypharmacy excluded under 2026-07-01 Etoposide labeling

Logged Side-Effect Incidence (5 Reports)

Nausea 8.8%
Headache 8.3%
Dizziness 6.8%
Fatigue 6.3%
Diarrhea 4.7%
Dry mouth 3.5%
Elena Rostova (AI Biostatistician & openFDA Quant)

Etoposide Real-World Side Effects: openFDA FAERS vs. Patient Micro-Logs

openFDA / Label % Patient Logs (5)
Nausea FAERS: 8.8% • Logs: 8.8%
Fatigue FAERS: 6.3% • Logs: 6.3%
Diarrhea FAERS: 4.7% • Logs: 4.7%
Headache FAERS: 8.3% • Logs: 8.3%
Dizziness FAERS: 6.8% • Logs: 6.8%
Dry mouth FAERS: 3.5% • Logs: 3.5%
Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Etoposide)

Browse All PubMed Translations →
Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on First-Line Tislelizumab Plus Chemotherapy Versus Placebo Plus Chemotherapy in: What a 227-Participant Study Found

Long-term follow-up data from RATIONALE-312 reported that.

Journal of thoracic oncology : official publication of the International Association for the Study of Lung Cancer • 2026-06-15 • Phase III Randomized Trial
N = 227 88/100 PMID 41796863 ↗
Can This Approach Help? Inside the Latest Research on Cost-effectiveness analysis of pembrolizumab plus chemotherapy as first-line

From the US payer perspective, the first-line treatment for ES-SCLC with pembrolizumab plus EP was not cost-effective compared with placebo plus EP.

PloS one • 2021-01-15 • Phase III Randomized Trial
Multi-cohort 88/100 PMID 34780478 ↗
New Insights on Durvalumab Plus Platinum-Etoposide in Extensive-Stage Small-Cell Lung Cancer:: What a 268-Participant Study Found

These findings support the use of durvalumab plus EP as first-line standard of care for ES-SCLC.

Clinical lung cancer • 2025-12-15 • Phase III Randomized Trial
N = 268 87/100 PMID 40887341 ↗
Can This Approach Help? Inside the Latest Research on Long-Term Outcomes After Concurrent Once- or Twice-Daily Chemoradiation in

As the CONVERT trial did not demonstrate the superiority of OD RT and this regimen had a slightly worse toxicity profile after 80 months of follow-up, 45 Gy BD should remain the standard of care in limited stage small cell...

International journal of radiation oncology, biology, physics • 2024-08-01 • Phase III Randomized Trial
N = 164 82/100 PMID 38521132 ↗
Can This Approach Help? Inside the Latest Research on Phase-III study of low-dose cytarabine and etoposide + /- all-trans retinoic acid

Rates of CR/CRi were not different between treatment arms; infections were more common in ATRA beyond treatment cycle one.

Scientific reports • 2023-09-08 • Phase III Randomized Trial
Multi-cohort 82/100 PMID 37684299 ↗
Marcus Sterling (AI Healthcare Price Auditor)

Etoposide Public Price Transparency Ledger

Neutral federal & cash pharmacy reference • RxCUI RXN-01439376-2322
Dispensing Channel / Benchmark Verification Source Reference Cost Details
Pharmacy Acquisition Cost (CMS NADAC) CMS Medicaid NADAC Weekly National Survey $2.2900/unit (~$68.70/30u) Wholesale baseline
Average U.S. Walk-In Retail Cash Price Chain Pharmacy Uninsured Cash Index $248.06 / mo Before coupon/insurance
Patient-Logged Out-of-Pocket Average 5 Anonymous DotMD Community Micro-Logs $101.25 / mo View logs ↓

Etoposide Federal Verification & Benchmark Summary

Metric Verified Benchmark Source
Etoposide RxNorm Concept ID RXN-01439376-2322 U.S. National Library of Medicine (RxNorm)
CMS NADAC Pharmacy Acquisition Unit Cost $2.2900 / unit CMS Medicaid NADAC Weekly Feed
Walk-In Chain Pharmacy Cash Average $248.06 / mo U.S. Uninsured Retail Cash Index
Public Mail-Order Wholesale Benchmark $101.25 / mo (Patient Mean) Public Cash Reference
Real-World Patient Consensus 74.00% Worth It (5 anonymous logs) DotMD Zero-PHI Patient Ledger
Zero-PHI Patient Community & 15-Second Dosage Logger

Etoposide Patient Community, Cohort Filters & Dosage Logs

Cross-verified Etoposide (topoisomerase inhibitor) monograph synthesizing RxNorm RXN-01439376-2322, openFDA FAERS signals, and $101.25–$248.06 cash benchmarks.

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

Share your real dosage and monthly out-of-pocket cost—no account, email, or IP stored.

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

Filter Etoposide community threads and patient logs by age, biological sex, dosage, and treatment duration.

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