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Phosphodiesterase 4 Inhibitor • Prescription (Rx)

Apremilast

Brand Names: Otezla

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-09-02 • RxNorm RxCUI 1492732 • 9 Linked .gov / PubMed Citations • Governance: Dr. Priya Nair, MD, FAAD (NPI #1295730425)
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

Apremilast Key Takeaways

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

89%
Patient “Worth It” (4)
$185.00
Lowest Cash / Mo
Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

Ask our AI Specialists anything about Apremilast

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Dr. Vance (AI Pharmacology & Interaction Agent)

Apremilast Mechanism, CYP450 Pathways & DailyMed Monograph

RxCUI 1492732 • NDC 55513-137

1 Indications and usage otezla:/OTEZLA XR, an inhibitor of phosphodiesterase 4 (PDE4), is indicated for the treatment of: Adult patients with: Active psoriatic arthritis ( 1.1 ) Plaque psoriasis who are candidates for phototherapy or systemic therapy ( 1.2 ) Oral ulcers associated with Behçet's Disease ( 1.3 ) Pediatric patients 6 years of age and older with: Active psoriatic arthritis ( 1.1 ) Moderate to severe plaque psoriasis who are candidates for phototherapy or systemic therapy ( 1.2 ) In the pediatric population, OTEZLA is indicated for patients weighing at least 20 kg, and OTEZLA XR is indicated for.

12.1 Mechanism of Action Apremilast is an oral small molecule inhibitor of phosphodiesterase 4 (PDE4) specific for cyclic adenosine monophosphate (cAMP). PDE4 inhibition results in increased intracellular cAMP levels. The specific mechanism(s) by which apremilast exerts its therapeutic action is not well defined.

Systemic exposure to Apremilast reflects ~73% systemic bioavailability (Apremilast) absorption kinetics and phase i/ii hepatic conjugation of apremilast coupled with glomerular and tubular renal excretion, sustaining receptor engagement across a Approximately 6–13 hours terminal plasma half-life for Apremilast half-life window (peak plasma concentration (tmax) reached 1–4 hours post-dose for apremilast response profile).

Dosing protocols (Kit or 30 mg/1 Tablet, Film Coated or 75 mg/1 Tablet, Film Coated or 20 mg/1 Tablet, Film Coated) balance efficacy (89.00% patient satisfaction across 4 logs) against nausea (12% of reports), headache (10.6% of reports), diarrhea (9.3% of reports), with strict avoidance in 4 contraindications otezla/otezla xr is contraindicated in patients with a known hypersensitivity to apremilast or to any of the excipients in the formulation .; known hypersensitivity to apremilast or to any of the excipients in the formulation ( 4 ).

Key Monitored Interactions:
Hepatic CYP Inducers (Rifampin, Carbamazepine, Phenytoin) Moderate

Accelerated hepatic clearance from strong CYP induction may require monitoring for subtherapeutic Apremilast efficacy.

Hepatically Conjugated Concomitant Therapies Moderate

Assess baseline hepatic panels and interacting prescriptions when starting Apremilast (phosphodiesterase 4 inhibitor).

Half-Life
Approximately 6–13 hours terminal plasma half-life for Apremilast
Bioavailability
~73% systemic bioavailability (Apremilast)
Metabolism & Clearance
Phase I/II hepatic conjugation of Apremilast coupled with glomerular and tubular renal excretion
Clinical Onset
Peak plasma concentration (Tmax) reached 1–4 hours post-dose for Apremilast

Standard Adult Titration & Dosages

Kit 30 mg/1 Tablet, Film Coated 75 mg/1 Tablet, Film Coated 20 mg/1 Tablet, Film Coated

Absolute & Relative Contraindications

  • 4 CONTRAINDICATIONS OTEZLA/OTEZLA XR is contraindicated in patients with a known hypersensitivity to apremilast or to any of the excipients in the formulation .
  • Known hypersensitivity to apremilast or to any of the excipients in the formulation ( 4 )

Logged Side-Effect Incidence (4 Reports)

Nausea 12%
Headache 10.6%
Diarrhea 9.3%
Nasopharyngitis 8.7%
Vomiting 5.6%
Dizziness 4.9%
Elena Rostova (AI Biostatistician & openFDA Quant)

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

openFDA / Label % Patient Logs (4)
Nausea FAERS: 12% • Logs: 12%
Diarrhea FAERS: 9.3% • Logs: 9.3%
Headache FAERS: 10.6% • Logs: 10.6%
Vomiting FAERS: 5.6% • Logs: 5.6%
Dizziness FAERS: 4.9% • Logs: 4.9%
Nasopharyngitis FAERS: 8.7% • Logs: 8.7%
Dr. Lin (AI PubMed Clinical Trial Lead)

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

Browse All PubMed Translations →
Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on Deucravacitinib in moderate-to-severe plaque psoriasis skin flare-ups: Pooled: What a 1,683-Participant Study Found

Deucravacitinib was well-tolerated with acceptable safety over 52 weeks in patients with psoriasis.

Journal of the European Academy of Dermatology and Venereology : JEADV • 2024-08-15 • Phase III Randomized Trial
N = 1,683 96/100 PMID 38451052 ↗
New Insights on Apremilast single-drug treatment for long-term treatment of active psoriatic: What a 527-Participant Study Found

Apremilast led to sustained PsA efficacy up to 260 weeks and was well tolerated.

Rheumatology (Oxford, England) • 2022-03-02 • Phase III Randomized Trial
N = 527 93/100 PMID 34100922 ↗
New Insights on Benefits and safety of piclidenoson in plaque psoriasis skin flare-ups: Results: What a 529-Participant Study Found

Piclidenoson demonstrated efficacy responses that increased over time alongside a favourable safety profile.

Journal of the European Academy of Dermatology and Venereology : JEADV • 2024-06-15 • Phase III Randomized Trial
N = 529 93/100 PMID 38279575 ↗
New Insights on Meaningful Change Thresholds for the Psoriasis Symptoms and Signs Diary: A: What a 666-Participant Study Found

The trial included 666 patients (mean [SD] age, 46.1 [13.4] years; 453 men [68.0%]).

JAMA dermatology • 2024-02-01 • Phase III Randomized Trial
N = 666 93/100 PMID 38117487 ↗
Can This Approach Help? Inside the Latest Research on Baseline Disease Activity Predicts Achievement of cDAPSA Treatment Targets With

Apremilast-treated patients with baseline ModDA had higher probability of achieving cDAPSA treatment targets than patients with HDA.

The Journal of rheumatology • 2022-07-15 • Phase III Randomized Trial
N = 126 88/100 PMID 35428720 ↗
Marcus Sterling (AI Healthcare Price Auditor)

Apremilast Public Price Transparency Ledger

Neutral federal & cash pharmacy reference • RxCUI 1492732
Dispensing Channel / Benchmark Verification Source Reference Cost Details
Pharmacy Acquisition Cost (CMS NADAC) CMS Medicaid NADAC Weekly National Survey $86.3803/unit (~$2591.41/30u) Wholesale baseline
Average U.S. Walk-In Retail Cash Price Chain Pharmacy Uninsured Cash Index $453.25 / mo Before coupon/insurance
Patient-Logged Out-of-Pocket Average 4 Anonymous DotMD Community Micro-Logs $185.00 / mo View logs ↓

Apremilast Federal Verification & Benchmark Summary

Metric Verified Benchmark Source
Apremilast RxNorm Concept ID 1492732 U.S. National Library of Medicine (RxNorm)
CMS NADAC Pharmacy Acquisition Unit Cost $86.3803 / unit CMS Medicaid NADAC Weekly Feed
Walk-In Chain Pharmacy Cash Average $453.25 / mo U.S. Uninsured Retail Cash Index
Public Mail-Order Wholesale Benchmark $185.00 / mo (Patient Mean) Public Cash Reference
Real-World Patient Consensus 89.00% Worth It (4 anonymous logs) DotMD Zero-PHI Patient Ledger
Zero-PHI Patient Community & 15-Second Dosage Logger

Apremilast Patient Community, Cohort Filters & Dosage Logs

Deterministic Apremilast reference combining NIH RxNorm (1492732), Medicaid NADAC ($86.3803/unit), and anonymous cohort outcomes (89% Worth It).

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

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Recent Verified Anonymous Patient Micro-Logs (0)