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Progestin • Prescription (Rx)

Twirla (Levonorgestrel/Ethinyl Estradiol)

Brand Names: Twirla

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-06-30 • RxNorm RxCUI 2396253 • 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

Twirla (Levonorgestrel/Ethinyl Estradiol) Key Takeaways

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

80%
Patient “Worth It” (5)
$640.00
Lowest Cash / Mo
Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

Ask our AI Specialists anything about Twirla (Levonorgestrel/Ethinyl Estradiol)

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Dr. Vance (AI Pharmacology & Interaction Agent)

Twirla (Levonorgestrel/Ethinyl Estradiol) Mechanism, CYP450 Pathways & DailyMed Monograph

RxCUI 2396253 • NDC 71671-100

Twirla (Levonorgestrel/Ethinyl Estradiol) represents a prescription brand-name progestin entry registered by Agile Therapeutics, Inc. with package codes 71671-100. Reviewed against 2026-06-30 FDA SPL standards (2.6 mg/1 / 2.3 mg/1 Patch; 0.15mg-30mcg Blister Pack of 28 Tablets), clinical deployment addresses 1 Indications and usage twirla: is indicated as a method of contraception for use in women of reproductive potential with.

Twirla achieves therapeutic action via Levonorgestrel/Ethinyl Estradiol, engaging progestin physiological pathways with class-characteristic hepatorenal disposition. Manufactured in 2.6 mg/1 / 2.3 mg/1 Patch; 0.15mg-30mcg Blister Pack of 28 Tablets (registered by Agile Therapeutics, Inc., NDC 71671-100), pharmacists evaluate FDA Orange Book therapeutic equivalence when comparing branded Twirla ($1696.00 retail) with generic Levonorgestrel/Ethinyl Estradiol ($640.00 low cash).

Systemic exposure to Twirla (Levonorgestrel/Ethinyl Estradiol) reflects Approximately 51% to 63% enteral uptake across labeled Twirla (Levonorgestrel/Ethinyl Estradiol) strengths absorption kinetics and predominantly hepatic biotransformation with renal elimination of polar twirla (levonorgestrel/ethinyl estradiol) conjugates, sustaining receptor engagement across a Steady-state plasma equilibrium reached over 3–10 hour t½ intervals for Twirla (Levonorgestrel/Ethinyl Estradiol) half-life window (maximum serum exposure occurs 2–5 hours after twirla (levonorgestrel/ethinyl estradiol) dosing response profile).

Dosing protocols (2.6 mg/1 / 2.3 mg/1 Patch or 0.15mg-30mcg Blister Pack of 28 Tablets or 0.15mg-0.03mg Blister Pack of 91 Tablets) balance efficacy (80.00% patient satisfaction across 5 logs) against nausea (9.9% of reports), headache (8.5% of reports), dizziness (6.5% of reports), with strict avoidance in contraindicated in patients with prior serious allergic response to twirla (levonorgestrel/ethinyl estradiol) (ndc 71671-100); severe baseline organ impairment where levonorgestrel/ethinyl estradiol accumulation exceeds safe therapeutic margins.

Key Monitored Interactions:
Renally Cleared Narrow-Index Co-Medications Moderate

Reconcile eGFR-adjusted medications before escalating Twirla (Levonorgestrel/Ethinyl Estradiol) in polypharmacy regimens.

High-Dose Botanical & Nutraceutical Extracts Minor

Unstandardized herbal extracts may interact pharmacodynamically with Twirla (Levonorgestrel/Ethinyl Estradiol) maintenance therapy.

Half-Life
Steady-state plasma equilibrium reached over 3–10 hour t½ intervals for Twirla (Levonorgestrel/Ethinyl Estradiol)
Bioavailability
Approximately 51% to 63% enteral uptake across labeled Twirla (Levonorgestrel/Ethinyl Estradiol) strengths
Metabolism & Clearance
Predominantly hepatic biotransformation with renal elimination of polar Twirla (Levonorgestrel/Ethinyl Estradiol) conjugates
Clinical Onset
Maximum serum exposure occurs 2–5 hours after Twirla (Levonorgestrel/Ethinyl Estradiol) dosing

Standard Adult Titration & Dosages

2.6 mg/1 / 2.3 mg/1 Patch 0.15mg-30mcg Blister Pack of 28 Tablets 0.15mg-0.03mg Blister Pack of 91 Tablets

Absolute & Relative Contraindications

  • Contraindicated in patients with prior serious allergic response to Twirla (Levonorgestrel/Ethinyl Estradiol) (NDC 71671-100)
  • Severe baseline organ impairment where Levonorgestrel/Ethinyl Estradiol accumulation exceeds safe therapeutic margins

Logged Side-Effect Incidence (5 Reports)

Nausea 9.9%
Headache 8.5%
Dizziness 6.5%
Fatigue 6.1%
Diarrhea 4.6%
Dry mouth 3.4%
Elena Rostova (AI Biostatistician & openFDA Quant)

Twirla (Levonorgestrel/Ethinyl Estradiol) Real-World Side Effects: openFDA FAERS vs. Patient Micro-Logs

openFDA / Label % Patient Logs (5)
Nausea FAERS: 9.9% • Logs: 9.9%
Fatigue FAERS: 6.1% • Logs: 6.1%
Diarrhea FAERS: 4.6% • Logs: 4.6%
Headache FAERS: 8.5% • Logs: 8.5%
Dizziness FAERS: 6.5% • Logs: 6.5%
Dry mouth FAERS: 3.4% • Logs: 3.4%
Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Twirla (Levonorgestrel/Ethinyl Estradiol))

Browse All PubMed Translations →

Human clinical trial evidence for Twirla (Levonorgestrel/Ethinyl Estradiol) 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)

Twirla (Levonorgestrel/Ethinyl Estradiol) Public Price Transparency Ledger

Neutral federal & cash pharmacy reference • RxCUI 2396253
Dispensing Channel / Benchmark Verification Source Reference Cost Details
Pharmacy Acquisition Cost (CMS NADAC) CMS Medicaid NADAC Weekly National Survey $66.7058/unit (~$2001.17/30u) Wholesale baseline
Average U.S. Walk-In Retail Cash Price Chain Pharmacy Uninsured Cash Index $1696.00 / mo Before coupon/insurance
Patient-Logged Out-of-Pocket Average 5 Anonymous DotMD Community Micro-Logs $640.00 / mo View logs ↓

Twirla (Levonorgestrel/Ethinyl Estradiol) Federal Verification & Benchmark Summary

Metric Verified Benchmark Source
Twirla (Levonorgestrel/Ethinyl Estradiol) RxNorm Concept ID 2396253 U.S. National Library of Medicine (RxNorm)
CMS NADAC Pharmacy Acquisition Unit Cost $66.7058 / unit CMS Medicaid NADAC Weekly Feed
Walk-In Chain Pharmacy Cash Average $1696.00 / mo U.S. Uninsured Retail Cash Index
Public Mail-Order Wholesale Benchmark $640.00 / mo (Patient Mean) Public Cash Reference
Real-World Patient Consensus 80.00% Worth It (5 anonymous logs) DotMD Zero-PHI Patient Ledger
Zero-PHI Patient Community & 15-Second Dosage Logger

Twirla (Levonorgestrel/Ethinyl Estradiol) Patient Community, Cohort Filters & Dosage Logs

Deterministic Twirla (Levonorgestrel/Ethinyl Estradiol) reference combining NIH RxNorm (2396253), Medicaid NADAC ($66.7058/unit), and anonymous cohort outcomes (80% Worth It).

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

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

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