WELIREG (belzutifan) + KEYTRUDA (pembrolizumab) or KEYTRUDA QLEX

Adjuvant treatment of clear cell renal cell carcinoma at increased risk of recurrence · Adults at intermediate-high or high risk after nephrectomy, or after nephrectomy and resection of metastatic lesions

MRK · Merck

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FDA approved WELIREG plus KEYTRUDA

FDA approved belzutifan with pembrolizumab or KEYTRUDA QLEX as adjuvant treatment for adults with clear cell renal cell carcinoma at increased risk of recurrence after surgery.

FDA — WELIREG plus KEYTRUDA adjuvant RCC approval

FDA accepted the supplemental applications with Priority Review

FDA accepted the WELIREG sNDA and KEYTRUDA/KEYTRUDA QLEX sBLAs, assigned a June 19 action date, and Merck presented detailed LITESPARK-022 results showing a 28% reduction in recurrence or death.

Merck — LITESPARK-022 results and FDA Priority Review

LITESPARK-022 met its primary endpoint

The pivotal trial demonstrated a statistically significant improvement in disease-free survival for WELIREG plus KEYTRUDA compared with KEYTRUDA alone.

Merck — LITESPARK-022 regulatory and clinical milestone summary

Phase 3 LITESPARK-022 study started

The randomized trial began evaluating adjuvant belzutifan plus pembrolizumab after nephrectomy in patients with clear cell renal cell carcinoma.

ClinicalTrials.gov — LITESPARK-022 study record (NCT05239728)

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研究目的の情報です · 日付は変更される場合があります · 最終更新 2026年8月13日