Biologic Therapy (e.g., IL-17, IL-23, TNF-alpha inhibitors) Cost in Korea

📊 Comprehensive Cost Overview
Treatment Type	Estimated Cost (KRW)	Description
IL-17 Inhibitors (e.g., Secukinumab)	1,200,000 – 2,000,000 per injection	Highly effective biologics for moderate-to-severe plaque psoriasis.
IL-23 Inhibitors (e.g., Guselkumab)	1,300,000 – 2,300,000 per injection	Long-interval dosing with strong skin clearance results.
TNF-alpha Inhibitors (e.g., Adalimumab)	800,000 – 1,800,000 per injection	Effective for both psoriasis and psoriatic arthritis.

🧾 Detailed Cost Analysis by Component
Medication	Unit Cost (KRW)	Dosing & Frequency
Secukinumab (Cosentyx)	1,500,000 – 2,000,000	Monthly injection after initial loading dose.
Guselkumab (Tremfya)	1,300,000 – 2,300,000	Every 8 weeks after two initial doses.
Adalimumab (Humira)	800,000 – 1,800,000	Bi-weekly injections after loading phase.

🧩 Additional & Optional Services Cost
Service	Cost (KRW)	Details
TB Test (Pre-biologic requirement)	30,000 – 60,000	Required before initiating biologic therapy.
Hepatitis Screening	25,000 – 50,000	Ensures safety in immunosuppressed patients.
Injection Administration (Clinic)	10,000 – 30,000	Charged per visit if not self-injected at home.

🏥 Clinical Treatment Costs
Service	Cost (KRW)	Details
Initial Specialist Consultation	40,000 – 80,000	Biologic eligibility assessment and safety labs.
Ongoing Follow-up (Per Visit)	20,000 – 40,000	Monthly or bi-monthly checkups with blood tests.