Drugs / Calderasib
last change Aug 2026 re-read 9 days ago

Calderasib

also known as MK-1084

targets KRAS

Developed for
non-small cell lung carcinoma · cancer · colon adenocarcinoma · lung cancer · metastatic neoplasm · neoplasm · rectum adenocarcinoma
Investigated by
Merck Sharp & Dohme LLC · Daiichi Sankyo

Trials 18

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 110 trials
Phase 1 NCT07222098 Nov → Dec 2025 — Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 1 NCT07219550 Nov 2025 → Aug 2026 overdue — Merck Sharp & Dohme LLC Recruiting No outcome recorded
Phase 1 NCT06942741 May → Jun 2025 — Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 1 NCT06814119 Apr 2025 → Jan 2026 impaired renal function disease Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 1 NCT06575933 Sep → Oct 2024 non-small cell lung carcinoma Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 1 NCT06687759 Jun → Aug 2024 — Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 1 NCT06719557 May → Jul 2024 — Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 1 NCT06619314 Sep → Nov 2023 — Merck Sharp & Dohme LLC Completed No outcome recorded
Phase 1 NCT05853367 Jul 2023 → Jun 2028 expected metastatic neoplasm, neoplasm Merck Sharp & Dohme LLC Active not recruiting No outcome recorded
Phase 1 NCT05067283 Dec 2021 → Feb 2030 expected cancer Merck Sharp & Dohme LLC Recruiting No outcome recorded
Phase 1/21 trial
Phase 1/2 NCT07286149 Apr 2026 → Aug 2029 expected lung cancer Merck Sharp & Dohme LLC Recruiting No outcome recorded
Phase 22 trials
Phase 2 NCT07252739 Dec 2025 → Nov 2029 expected cancer Merck Sharp & Dohme LLC Recruiting No outcome recorded
Phase 2 NCT07209111 Dec 2025 → Apr 2032 expected cancer Merck Sharp & Dohme LLC Recruiting No outcome recorded
Phase 35 trials
Phase 3 NCT07554339 Jun 2026 → Dec 2032 expected non-small cell lung carcinoma Merck Sharp & Dohme LLC Recruiting No outcome recorded
Phase 3 NCT07431827 Mar 2026 → Oct 2039 expected non-small cell lung carcinoma Merck Sharp & Dohme LLC Recruiting No outcome recorded
Phase 3 NCT07190248 Oct 2025 → Dec 2029 expected non-small cell lung carcinoma Merck Sharp & Dohme LLC Recruiting No outcome recorded
Phase 3 NCT06997497 Jul 2025 → Mar 2029 expected colon adenocarcinoma, rectum adenocarcinoma Merck Sharp & Dohme LLC Recruiting No outcome recorded
Phase 3 NCT06345729 May 2024 → Jan 2028 expected non-small cell lung carcinoma Merck Sharp & Dohme LLC Recruiting No outcome recorded

News releases announcing trial results or a regulatory action · 2

DateIssuerRelease
2026-05-29 Merck Sharp & Dohme LLC Regulatory FDA Grants Breakthrough Therapy Designation for Calderasib (MK-1084), an Investigational KRAS G12C Inhibitor, for Certain Patients with Newly Diagnosed Metastatic KRAS G12C-Mutant Non-Small Cell Lung Cancer (NSCLC) merck.com ↗
This is the first Breakthrough Therapy designation for calderasib and was supported by positive data from the Phase 1 KANDLELIT-001 trial.
2025-05-30 Merck Sharp & Dohme LLC Results Merck Announces MK-1084, an Investigational KRAS G12C Inhibitor, Shows Antitumor Activity in Phase 1 Trial of Patients With Advanced Colorectal Cancer and Non-Small Cell Lung Cancer Whose Tumors Harbor KRAS G12C Mutations merck.com ↗
Merck (NYSE: MRK), known as MSD outside of the United States and Canada, announced today safety and efficacy results from the open-label Phase 1 KANDLELIT-001 study, a clinical trial evaluating MK-1084, an investigational next-generation KRAS G12C inhibitor, alone and in combination with other therapies in certain patients with KRAS G12C-mutant solid tumors, including advanced colorectal cancer (CRC) and non-small cell lung cancer (NSCLC).

Evidence & citations 5 cited values

Every value below carries the sentence it was read from. 19 sources stand behind the page.

FieldValueCited text
Known as Calderasib ClinicalTrials.gov intervention name — accepted as the source's own label NCT07222098 ↗
14

NCT06687759 ↗

NCT07554339 ↗

NCT06997497 ↗

NCT07190248 ↗

NCT07431827 ↗

NCT07219550 ↗

NCT06575933 ↗

NCT05067283 ↗

NCT07209111 ↗

NCT06619314 ↗

Show 4 more sources

Known as MK-1084 “A Study to Evaluate the Effect of Formulation and Food on Calderasib (MK-1084) in Healthy Adult Participants (MK-1084-011)” NCT06942741 ↗
4

“A Clinical Study of Calderasib (MK-1084) in Participants With Renal Impairment (MK-1084-010)” NCT06814119 ↗

NCT07286149 ↗

NCT05853367 ↗

NCT07252739 ↗

Action Inhibit “Herein, we disclose our journey toward the discovery of MK-1084, an orally bioavailable and low-dose KRASG12C covalent inhibitor currently in phase I clinical trials (NCT05067283).” PMID 38924388 ↗ Jun 2024
Route Oral “Participants will receive daily oral escalating doses of up to 800 mg of calderasib until progressive disease or discontinuation.” NCT05067283 ↗
Target KRAS “Herein, we disclose our journey toward the discovery of MK-1084, an orally bioavailable and low-dose KRASG12C covalent inhibitor currently in phase I clinical trials (NCT05067283).” PMID 38924388 ↗ Jun 2024