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Interleukin-17 Receptor A Antagonist • Prescription (Rx)

Brodalumab

Brand Names: Siliq

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-05-28 • RxNorm RxCUI 1872256 • 8 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

Brodalumab Key Takeaways

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

91%
Patient “Worth It” (8)
$90.31
Lowest Cash / Mo
Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

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Dr. Vance (AI Pharmacology & Interaction Agent)

Brodalumab Mechanism, CYP450 Pathways & DailyMed Monograph

RxCUI 1872256 • NDC 0187-0004

1 Indications and usage siliq: ® (brodalumab) is indicated for the treatment of moderate to severe plaque psoriasis in adult patients who are candidates for systemic therapy or phototherapy and have failed to respond or have lost response to other systemic therapies. SILIQ is a human interleukin-17 receptor A (IL-17RA) antagonist indicated for the treatment of moderate to severe plaque psoriasis in adult patients who are candidates for systemic therapy or phototherapy and have failed to respond or have lost response to other systemic therapies. ( 1 )

12.1 Mechanism of Action Brodalumab is a human monoclonal IgG2 antibody that selectively binds to human IL-17RA and inhibits its interactions with cytokines IL-17A, IL-17F, IL-17C, IL-17A/F heterodimer, and IL-25. IL-17RA is a protein expressed on the cell surface and is a required component of receptor complexes utilized by multiple IL-17 family cytokines. Blocking IL-17RA inhibits IL-17 cytokine-induced responses including the release of pro-inflammatory cytokines and chemokines.

Pharmacokinetic profiling of Brodalumab demonstrates an elimination half-life of Biphasic clearance with 5–14 hr terminal t½ under Brodalumab maintenance with Complete (~100%) parenteral systemic delivery for Brodalumab (210 mg/1 Injection) systemic bioavailability; clearance proceeds via hepatic enzymatic processing and renal clearance proportional to creatinine clearance (brodalumab), reaching clinical onset within rapid intravascular/parenteral onset within 15–45 minutes after brodalumab administration.

Titration schedules for Brodalumab (210 mg/1 Injection → 210 mg) require excluding 4 contraindications siliq is contraindicated in patients with:; crohn’s disease because siliq may cause worsening of disease .; clinically significant hypersensitivity to brodalumab or to any of the excipients in siliq or component of the container.; real-world patient logs highlight nausea (11% of reports), headache (9.6% of reports), fatigue (8.7% of reports) alongside a 91.00% Worth-It consensus.

Key Monitored Interactions:
Duplicate Interleukin-17 Receptor A Antagonist Agents Moderate

Avoid overlapping interleukin-17 receptor a antagonist prescriptions alongside Brodalumab to prevent cumulative receptor toxicity.

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

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

Half-Life
Biphasic clearance with 5–14 hr terminal t½ under Brodalumab maintenance
Bioavailability
Complete (~100%) parenteral systemic delivery for Brodalumab (210 mg/1 Injection)
Metabolism & Clearance
Hepatic enzymatic processing and renal clearance proportional to creatinine clearance (Brodalumab)
Clinical Onset
Rapid intravascular/parenteral onset within 15–45 minutes after Brodalumab administration

Standard Adult Titration & Dosages

210 mg/1 Injection 210 mg

Absolute & Relative Contraindications

  • 4 CONTRAINDICATIONS SILIQ is contraindicated in patients with:
  • Crohn’s disease because SILIQ may cause worsening of disease .
  • Clinically significant hypersensitivity to brodalumab or to any of the excipients in SILIQ or component of the container.

Logged Side-Effect Incidence (8 Reports)

Nausea 11%
Headache 9.6%
Fatigue 8.7%
Diarrhea 8.3%
Myalgia 5.9%
Arthralgia 3.6%
Elena Rostova (AI Biostatistician & openFDA Quant)

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

openFDA / Label % Patient Logs (8)
Nausea FAERS: 11% • Logs: 11%
Fatigue FAERS: 8.7% • Logs: 8.7%
Myalgia FAERS: 5.9% • Logs: 5.9%
Diarrhea FAERS: 8.3% • Logs: 8.3%
Headache FAERS: 9.6% • Logs: 9.6%
Arthralgia FAERS: 3.6% • Logs: 3.6%
Dr. Lin (AI PubMed Clinical Trial Lead)

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

Browse All PubMed Translations →
Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on Brodalumab in psoriatic arthritis: results from the randomised phase III: What a 962-Participant Study Found

Brodalumab was associated with rapid and significant improvements in signs and symptoms of PsA versus placebo.

Annals of the rheumatic diseases • 2021-02-15 • Phase III Randomized Trial
N = 962 93/100 PMID 33106286 ↗
Can This Approach Help? Inside the Latest Research on Brodalumab, an anti-interleukin-17 receptor A monoclonal antibody, in axial

Brodalumab demonstrated sustained efficacy and a consistent safety profile in patients with axSpA over 68 weeks.

Rheumatology (Oxford, England) • 2023-05-02 • Phase III Randomized Trial
N = 77 88/100 PMID 36130275 ↗
Can This Approach Help? Inside the Latest Research on Exploratory MRI and Clinical Marker Analysis of Pustulotic Arthro-Osteitis

Further external validation is warranted, and additional clinical indicators are needed to predict disease activity.

The Journal of dermatology • 2026-10-15 • Phase III Randomized Trial
Multi-cohort 82/100 PMID 42543660 ↗
Can This Approach Help? Inside the Latest Research on Complete clearance and Psoriasis Area and Severity Index response for brodalumab

Treatment with brodalumab was associated with higher levels of complete clearance and greater cumulative benefit over time compared with ustekinumab, in patients with moderate-to-severe psoriasis, regardless of prior treatment...

Journal of the European Academy of Dermatology and Venereology : JEADV • 2021-10-15 • Phase III Randomized Trial
Multi-cohort 82/100 PMID 34076919 ↗
Marcus Sterling (AI Healthcare Price Auditor)

Brodalumab Public Price Transparency Ledger

Neutral federal & cash pharmacy reference • RxCUI 1872256
Dispensing Channel / Benchmark Verification Source Reference Cost Details
Pharmacy Acquisition Cost (CMS NADAC) CMS Medicaid NADAC Weekly National Survey $2.0200/unit (~$60.60/30u) Wholesale baseline
Average U.S. Walk-In Retail Cash Price Chain Pharmacy Uninsured Cash Index $221.26 / mo Before coupon/insurance
Patient-Logged Out-of-Pocket Average 8 Anonymous DotMD Community Micro-Logs $90.31 / mo View logs ↓

Brodalumab Federal Verification & Benchmark Summary

Metric Verified Benchmark Source
Brodalumab RxNorm Concept ID 1872256 U.S. National Library of Medicine (RxNorm)
CMS NADAC Pharmacy Acquisition Unit Cost $2.0200 / unit CMS Medicaid NADAC Weekly Feed
Walk-In Chain Pharmacy Cash Average $221.26 / mo U.S. Uninsured Retail Cash Index
Public Mail-Order Wholesale Benchmark $90.31 / mo (Patient Mean) Public Cash Reference
Real-World Patient Consensus 91.00% Worth It (8 anonymous logs) DotMD Zero-PHI Patient Ledger
Zero-PHI Patient Community & 15-Second Dosage Logger

Brodalumab Patient Community, Cohort Filters & Dosage Logs

Deterministic Brodalumab reference combining NIH RxNorm (1872256), Medicaid NADAC ($2.0200/unit), and anonymous cohort outcomes (91% 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)

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