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How Much Does Immunotherapy with Keytruda (Pembolizumab) Cost in Republic of Korea?

Immunotherapy with Keytruda (Pembolizumab) in Republic of Korea typically costs from $5,200 to $8,500. The total expense depends on the number of cycles and specific cancer type. Patients save around 68% compared to the US, where this treatment costs $21,500 on average. Fees generally cover the medication, infusion administration, and initial specialist consultations in Seoul.

  • Hospital tier: Major university centers in Seoul may charge 15-20% more than regional clinics.
  • Infusion cycles: Costs accrue per session, scaling with the weight-based dosage for each patient.
  • Reimbursement status: National Health Insurance coverage significantly reduces costs for specific oncology indications.
  • Combination protocols: Adding chemotherapy or other targeted agents will increase total treatment expenses.

Bookimed Expert Insight: Choosing JCI-accredited centers like Severance Hospital provides access to world-class multidisciplinary oncology teams. This hospital serves over 1.6 million outpatients annually and maintains high global rankings. While individual sessions start around $3,200 at top centers, the long-term value lies in their advanced digital imaging and AI-driven treatment planning. These technologies help optimize dosage, potentially reducing unnecessary sessions and overall costs.

Key Benefits

Why choose the Republic of Korea for immunotherapy with Keytruda (Pembrolizumab)?

  • Accredited clinics: JCI-certified hospitals ensure high standards of care and patient safety.
  • Innovative technologies: Techniques such as PD-L1 testing and advanced imaging devices are utilized for precise treatment planning and monitoring.
  • High success rates: Immunotherapy with Keytruda (Pembrolizumab) has shown an efficacy of 45% in improving survival rates for certain cancers.
  • Expert oncologists: Leading specialists, certified in immunotherapy, have conducted over 500 successful cases. This ensures experienced care.

Access advanced Immunotherapy with Keytruda (Pembolizumab) solutions in trusted clinics .

Republic of KoreaTurkeyAustria
Immunotherapy with Keytruda (Pembolizumab)from $5,200from $3,300from $15,000
Data verified by Bookimed as of May 2026, based on patient requests and official quotes from 61 clinics worldwide. Median costs are based on real invoices (2025–2026) and updated monthly. Actual prices may vary.

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Discover the Best Immunotherapy with Keytruda (Pembolizumab) Clinics in Republic of Korea: 2 Verified Options and Prices

The Bookimed clinic ranking is based on data science algorithms, providing a trusted, transparent, and objective comparison. It takes into account patient demand, review scores (both positive and negative), the frequency of updates to treatment options and prices, response speed, and clinic certifications.

Immunotherapy with Keytruda (Pembolizumab) Overview in Republic of Korea

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Our Doctors

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Hyung Seok Park

The doctor is a leading specialist in the treatment of breast cancer, with extensive training and experience. He completed his training and internship at Yonsei University Medical Center in South Korea and worked as a surgeon at the Yonsei Cancer Center.

From 2011 to 2013, he served as a consultant professor in the breast cancer department at Anderson University in the USA. His research focuses on the treatment of breast cancer using hormonal and chemotherapy drugs.

The doctor is a member of the Korean Medical Association, the American Society of Clinical Oncology, and the American Association for Cancer Research.

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Reviews about Bookimed: Discover Patients' Insights

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София • Breast cancer
Kazakhstan
Oct 7, 2019
Verified review.
"I am very happy for getting to know BOOKIMED, professionals really work there, and most importantly, they are not indifferent people
I have breast cancer and I went through chemotherapy in Moscow. Six sessions have passed. It was very difficult to tolerate these procedures. A doctor in Kazakhstan said that this is enough, it is necessary to switch to tableted chemistry. And Moscow offered to continue doing chemotherapy. Opinions are divided. It was necessary to find a third party. I accidentally found your site on the Internet. Ekaterina Koliko wrote very quickly. The benevolence of Katyusha was immediately arranged towards her. She asked me what I would like to go to. I said that I want to go to the Severance clinic in Korea. Katyusha approved my choice. I sent all the necessary documents and Katyusha quickly redirected everything to the clinic. They began to wait for the invitation. For some reason (and for what I already knew in the clinic), there was no invitation. I am very grateful to Katyusha that she was in touch all the time, supported me, gave me hope. We arrived in Seoul in the morning, we were met by a transfer, brought to the hotel. After lunch, they were already in the clinic, I began to take tests. Constantly with me was one of the translators. Girls translators are great fellows, these are Lida, Olesya, Sofia, Tatyana, Alena. Any question could be addressed, they always prompted. They are professionals. Always with a smile, polite, with enormous patience, and most importantly, they understand that they work with a special audience, with people who did not come to rest. Someone to find out the diagnosis, and someone to do the operation. Thank you so much to the girls. The clinic was impressive. Doctors are professionals. The equipment is super. I got the opinion of a third party, it coincided with the opinion of a doctor from Kazakhstan. I was prescribed a prescription, I bought medicines at the pharmacy and started drinking on arrival home. I also want to write about Darina, who was engaged in transfer (the transfer to the clinic was very convenient and met and carried out), the selection of the hotel was also always in touch, and if I had any questions, she quickly answered them. I want to say that I am very happy for getting to know BOOKIMED, professionals really work there, and most importantly, they are not indifferent people. I am grateful to the Almighty and all who were near me. And the words of the doctor gave me inspiration and inspired great hope, for the sake of these words it was worth a long way to go. Once again, many thanks to all.
YANA Tkachenko • Mohs microsurgery
Russian Federation
Sep 27, 2019
Verified review.
My recommendations to friends, acquaintances only this Clinic! The prices are reasonable
Good day! I would like to share my impressions of being in the clinic. Thanks to the coordinators, the staff of the international clinic center, all wishes were taken into account. Special thanks to the attending physician, the procedure was perfect, the staff is very attentive, courteous. They are located in a 5-bed room, but at the same time there is no discomfort, food can be chosen taking into account personal taste preferences (Korean, European cuisine) and at the same time satisfying and varied. I can say one thing, there is no limit to my gratitude, my recommendations to friends, acquaintances only this Clinic! The prices are reasonable.
About Bookimed service
Very satisfied! Special thanks to Anna Chernova
Anonymous • Melanoma
Russian Federation
Jan 9, 2020
Verified review.
"The results were unbelievably positive!"
The staff is nice, but everything is on stream, as it does not take my problem seriously, as much as I would like! After my husband insistently said that it would be necessary to do so, so this, then after that we were heard.
About Bookimed service
Yes
ZHuldiz • Adenocarcinoma
Kazakhstan
Apr 4, 2024
Verified review.
A secondary opinion was needed from Prof
A secondary opinion was needed from Prof.
That everything was on time and affordable

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Updated: 04/04/2024
Authored by
Anna Leonova
Anna Leonova
Head of Content Marketing Team
A certified medical writer with 10+ years of experience, developed Bookimed’s trusted content, backed by a Master’s in Philology and medical expert interviews worldwide.
Fahad Mawlood
Medical Editor & Data Scientist
General practitioner. Winner of 4 scientific awards. Served in Western Asia. Former Team Leader of a medical team supporting Arabic-speaking patients. Now responsible for data processing and medical content accuracy.
Fahad Mawlood Linkedin
This page may feature information relating to various medical conditions, treatments, and healthcare services available in different countries. Please be advised that the content is provided for informational purposes only and should not be construed as medical advice or guidance. Please consult with your doctor or a qualified medical professional before starting or changing medical treatment.

Fast Facts about Immunotherapy with Keytruda (Pembolizumab)

Immunotherapy with Keytruda (Pembolizumab)

Keytruda, a form of immune-based therapy, leverages the body's immune system to target and destroy cancer cells using monoclonal antibodies.

Pros: Offers a targeted approach with fewer side effects; clinical trials show a 70% response rate in some cancers. Suitable for varied cancer types due to its immune modulation properties.
Cons: May cause immune-related adverse effects such as colitis or pneumonitis in up to 10% of patients. Limited effectiveness in tumors with low PD-L1 expression.
Effectiveness: 70% response rate in some cancer types.
Duration: Each session lasts about 30 minutes.
Recovery: Not needed.
Best for: Cancers with high PD-L1 expression, melanoma, and non-small cell lung cancer.
Prices: View costs of other techniques

FAQ about Immunotherapy with Keytruda (Pembolizumab) in Republic of Korea

These FAQs come from real patients seeking medical assistance through Bookimed. Answers are given by experienced medical coordinators and trusted clinic representatives.

What are the common side effects of Keytruda (pembrolizumab) treatment reported in Korea?

Common side effects of Keytruda in Korea include dermatologic issues like rashes, endocrine disorders such as hypothyroidism, and gastrointestinal distress. Retrospective data from major Seoul centers indicates that pneumonitis and severe skin reactions like toxic epidermal necrolysis are critical risks requiring immediate monitoring.

  • Dermatologic reactions: Skin rashes and itching represent the most frequent side effects reported.
  • Respiratory risks: Pneumonitis is the most serious adverse event identified in Korean cohorts.
  • Endocrine dysfunction: Thyroid issues often appear early, typically requiring hormone replacement therapy.
  • Risk factors: Higher Body Mass Index and treatment cycles increase adverse event risks.

Bookimed Expert Insight: While major centers like Severance Hospital serve millions, their specialization in multidisciplinary care is vital for immunotherapy. Analysis shows that Korean protocols emphasize early intervention for pneumonitis, as it remains the primary cause of severe complications in East Asian patients compared to Western datasets.

Patient Consensus: Patients report that fatigue and thyroid changes often emerge by the second cycle. Many advise tracking symptoms daily and avoiding spicy or fermented foods if gastrointestinal issues like diarrhea begin.

What cancers are currently covered by health insurance for Keytruda in Korea?

South Korea health insurance currently covers Keytruda for 118 indications across 13 cancer types. Key covered areas include lung cancer, melanoma, bladder cancer, Hodgkin lymphoma, and gastric cancer. Recent 2026 expansions added cervical, esophageal, biliary tract, and small intestine cancers to the national reimbursement framework.

  • Respiratory oncology: Covers non-small cell lung cancer (NSCLC) with confirmed PD-L1 positive status.
  • Gastrointestinal cancers: Reimburses gastric, esophageal, colorectal (MSI-H/dMMR), and biliary tract cancer treatments.
  • Rare pathologies: Includes advanced melanoma and classical Hodgkin lymphoma for refractory disease cases.
  • Biomarker requirements: Coverage mandates specific markers like PD-L1 expression or MSI-H/dMMR genetic status.

Bookimed Expert Insight: While insurance significantly reduces costs, South Korean reimbursement logic is strictly biomarker-gated. Our data shows clinics like Severance Hospital use advanced digital imaging and EHRs to streamline these approvals. Patients with MSI-H solid tumors often secure coverage faster than those with site-specific indications. Always confirm your PD-L1 status before traveling to avoid unexpected out-of-pocket expenses.

Patient Consensus: Patients emphasize that biopsy-confirmed biomarkers are the only way to avoid high copays. While coverage lags behind the US, the 5% copayment for approved indications makes Korean oncology centers highly accessible.

Is Keytruda approved for early-stage (perioperative) treatment in Korea?

Keytruda is approved for early-stage perioperative treatment in South Korea for non-small cell lung cancer, triple-negative breast cancer, and head and neck squamous cell carcinoma. The Ministry of Food and Drug Safety grants these approvals, though national insurance coverage often lags behind regulatory status for early-stage use.

  • Approved indications: Validated for resectable non-small cell lung cancer and high-risk early-stage triple-negative breast cancer.
  • Latest expansion: Head and neck squamous cell carcinoma received perioperative approval in October 2025.
  • Regulatory authority: The Ministry of Food and Drug Safety (MFDS) oversees all immunotherapy drug approvals.
  • Insurance gap: National Health Insurance coverage for many perioperative uses is expected by 2026.

Bookimed Expert Insight: While South Korean clinics like Severance Hospital hold Joint Commission International accreditation, a significant gap exists between drug approval and insurance reimbursement. International patients often access these early-stage treatments as non-reimbursed services, which costs $5,200 to $8,500 per cycle. This is still approximately 68% lower than the $21,500 average cost in the United States.

Patient Consensus: Patients report that while regulatory approval exists, accessing Keytruda for early-stage cancer requires navigating complex hospital-specific committees. Many recommend preparing international clinical trial data to support out-of-pocket treatment requests at major Seoul centers.

How is Keytruda administered in Korean hospitals?

Keytruda is administered in South Korea as an intravenous infusion within specialized oncology units at JCI-accredited facilities. The typical 200mg dose takes 30 minutes, followed by 60 minutes of clinical monitoring. Protocol requires pre-infusion bloodwork and corticosteroids to prevent adverse reactions during the three-week cycle.

  • Administration method: Delivered via intravenous line in specialized oncology infusion centers.
  • Treatment frequency: Standard protocols require infusions every 3 or 6 weeks.
  • Session duration: The infusion lasts 30 minutes with 1 hour of monitoring.
  • Clinical prep: Mandatory blood tests and premedication manage potential immune-related side effects.

Bookimed Expert Insight: While major centers like Severance Hospital serve millions of patients, international departments offer a streamlined experience. You can often secure same-day consultations and infusions by using these dedicated wings. This bypasses the 2-hour wait times typically found in Korea's public cancer facilities.

Patient Consensus: Patients recommend bringing personal entertainment for the mandatory observation period. Many find the integration of supportive care, such as hydration protocols, helpful for managing fatigue.

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