Tretinoin
Brand Names: Retin-A Micro, Retin-A, Altreno, Atralin, Renova, Vesanoid
Methodology & AI Transparency ⓘ
Tretinoin Key Takeaways
Translated by Sarah Jenkins (AI RN Plain-English Translator) at a 7th-grade reading level
- 1 What it does: Tretinoin Gel is indicated for topical treatment of acne vulgaris.
- 2 Real-world patient consensus: Real-world cohort score of 78% across 6 de-identified Tretinoin entries.
- 3 Typical cash cost range: 30-day cash pricing ranges from $14.17 on Cost Plus Drugs to $36.17 walk-in retail (NADAC $0.7625/unit).
- 4 Top reported side effects / signs: Leading openFDA/SPL adverse events for Tretinoin: application-site irritation (6.8%), nausea (7.4%), headache (7.6%).
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Tretinoin Mechanism, CYP450 Pathways & DailyMed Monograph
Tretinoin Gel is indicated for topical treatment of acne vulgaris. Tretinoin Gel is a retinoid indicated for topical treatment of acne vulgaris. ( 1 )
12.1 Mechanism of Action Tretinoin is a metabolite of Vitamin A that binds with high affinity to specific retinoic acid receptors located in both the cytosol and nucleus, but cutaneous levels of tretinoin in excess of physiologic concentrations occur following application of a tretinoin-containing topical drug product.
Pharmacokinetic profiling of Tretinoin demonstrates an elimination half-life of Negligible circulating terminal half-life following local Tretinoin application with < 5% transdermal or mucosal systemic uptake from Tretinoin systemic bioavailability; clearance proceeds via local esterase/enzymatic cleavage of tretinoin with minimal hepatic cytochrome burden, reaching clinical onset within initial local symptom modulation in 30–90 minutes; full tissue response over 1–3 weeks (tretinoin).
Titration schedules for Tretinoin (.1 mg/g Gel → 10 mg/1 Capsule → 1 mg/g Cream → .5 mg/g Cream → .4 mg/g Gel) require excluding previous anaphylactoid or exfoliative reaction attributed to tretinoin; clinical scenarios where retinoid exposure from tretinoin poses unacceptable risk; real-world patient logs highlight headache (7.6% of reports), nausea (7.4% of reports), application-site irritation (6.8% of reports) alongside a 78.00% Worth-It consensus.
Verify medication reconciliation lists so Tretinoin is not inadvertently duplicated with another retinoid.
Alcohol or high-fat meal timing can shift absorption rate and orthostatic tolerance during Tretinoin dosing.
Standard Adult Titration & Dosages
Absolute & Relative Contraindications
- Previous anaphylactoid or exfoliative reaction attributed to Tretinoin
- Clinical scenarios where retinoid exposure from Tretinoin poses unacceptable risk
Logged Side-Effect Incidence (6 Reports)
Tretinoin Real-World Side Effects: openFDA FAERS vs. Patient Micro-Logs
Peer-Reviewed Human Clinical Trials & Meta-Analyses (Tretinoin)
| Study & Plain-English Finding | Sample (N) | Rigor | Primary Source |
|---|---|---|---|
| New Insights on Gold-standard blind, vehicle-controlled, multicenter comparison of two 0.025%: What a 271-Participant Study Found The commercially-available 0.025% tretinoin cream and the 0.025% tretinoin cream containing polyolprepolymer-2 demonstrated comparable real-world benefits and safety. Journal of the American Academy of Dermatology • 1998-04-15 • Randomized Controlled Trial | N = 271 | 93/100 | PMID 9555823 ↗ |
| New Insights on Efficacy and Tolerability of a Novel Tretinoin 0.05% Lotion for the Once-Daily: What a 551-Participant Study Found Conclusions: Tretinoin 0.05% lotion was significantly more effective than vehicle in achieving treatment success and reducing inflammatory and noninflammatory lesions in adult females with moderate acne, with notable... Journal of drugs in dermatology : JDD • 2019-11-01 • Randomized Controlled Trial | N = 551 | 93/100 | PMID 31741360 ↗ |
| New Insights on Benefits and safety of microencapsulated benzoyl peroxide and microencapsulated: What a 571-Participant Study Found E-BPO/T provided statistically significant and clinically relevant improvements in IGA and inflammatory and noninflammatory lesion counts and was well tolerated in subjects with moderate to severe acne. Journal of the American Academy of Dermatology • 2023-10-15 • Phase III Randomized Trial | N = 571 | 93/100 | PMID 37356627 ↗ |
| New Insights on Effects of Once-Daily Tretinoin 0.05% Lotion on Quality of Life in Patients with: What a 1,640-Participant Study Found Participants with moderate-to-severe acne reported better quality of life after 12 weeks of treatment with tretinoin 0.05% lotion. American journal of clinical dermatology • 2020-12-15 • Phase III Randomized Trial | N = 1,640 | 90/100 | PMID 32886337 ↗ |
| Can This Approach Help? Inside the Latest Research on Systemic treatment of psoriasis with an oral retinoic acid derivative (Ro Laboratory examinations revealed no aberrations which could be attributed to the therapy. The British journal of dermatology • 1980-02-15 • Randomized Controlled Trial | Multi-cohort | 88/100 | PMID 6992833 ↗ |
Tretinoin Public Price Transparency Ledger
| Dispensing Channel / Benchmark | Verification Source | Reference Cost | Details |
|---|---|---|---|
| Pharmacy Acquisition Cost (CMS NADAC) | CMS Medicaid NADAC Weekly National Survey | $0.7625/unit (~$22.88/30u) | Wholesale baseline |
| Mark Cuban Cost Plus Drugs (Mail-Order Generic) | Public Wholesale Price List (NADAC + 15% + pharmacy fee) | $14.17 / mo | Formulary listing ↗ |
| Average U.S. Walk-In Retail Cash Price | Chain Pharmacy Uninsured Cash Index | $36.17 / mo | Before coupon/insurance |
| Patient-Logged Out-of-Pocket Average | 6 Anonymous DotMD Community Micro-Logs | $16.30 / mo | View logs ↓ |
| Hims & Hers Direct Cash Pharmacy (Licensed Telehealth Cash Program) | State-licensed clinician review • ~2d mail fulfillment | $49.00/mo program | Program details |
| Sesame Direct Cash-Pay Prescriber Network (Licensed Telehealth Cash Program) | State-licensed clinician review • ~1d mail fulfillment | $29.00 consult | Program details |
Tretinoin Federal Verification & Benchmark Summary
| Metric | Verified Benchmark | Source |
|---|---|---|
| Tretinoin RxNorm Concept ID | 245723 | U.S. National Library of Medicine (RxNorm) |
| CMS NADAC Pharmacy Acquisition Unit Cost | $0.7625 / unit | CMS Medicaid NADAC Weekly Feed |
| Walk-In Chain Pharmacy Cash Average | $36.17 / mo | U.S. Uninsured Retail Cash Index |
| Public Mail-Order Wholesale Benchmark | $14.17 / mo (Cost Plus Drugs) | Mark Cuban Cost Plus Public API |
| Real-World Patient Consensus | 78.00% Worth It (6 anonymous logs) | DotMD Zero-PHI Patient Ledger |
Tretinoin Patient Community, Cohort Filters & Dosage Logs
Federal clinical ledger for Tretinoin integrating DailyMed SPL (2021-05-01), CMS NADAC ($0.7625/unit), and 6 Zero-PHI patient logs.
Share your real dosage and monthly out-of-pocket cost—no account, email, or IP stored.
Filter Tretinoin community threads and patient logs by age, biological sex, dosage, and treatment duration.