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Search / Trial NCT03036228

MTH1, A Phase I, Study on Tumors Inhibition, First in Human, First in Class

Launched by THOMAS HELLEDAY FOUNDATION · Jan 26, 2017

Trial Information

Current as of August 20, 2025

Recruiting

Keywords

Solid Tumours

ClinConnect Summary

This clinical trial is studying a new medication called Karonudib (also known as TH1579) to see how safe it is and how well it works in treating advanced cancers. It is the first time this drug is being tested on humans. The goal is to find the right dose that can be given safely, determine any side effects, and see if it helps improve patients' conditions. The trial is currently recruiting participants who are 18 years or older and have specific types of cancer that have not responded to standard treatments or for which no standard options are available.

To be eligible for this trial, patients must have a life expectancy of at least 12 weeks and meet certain health criteria, including having measurable cancer. Participants will need to take the medication orally and will be closely monitored throughout the study. It’s important to note that patients with certain health conditions, recent treatments, or who are pregnant cannot join the trial. If you or someone you know is facing advanced cancer and is interested in this research opportunity, please talk to a healthcare provider for more information.

Gender

ALL

Eligibility criteria

  • Inclusion Criteria:
  • 1. Written informed consent.
  • 2. Age at least 18 years (there is no upper age limit but patients must be judged to have a "biologic" age of 75 years or less).
  • 3. Life expectancy of at least 12 weeks (as per investigators clinical assessment).
  • 4. ECOG PFS 0 or 1.
  • 5. Patients must have measurable disease based on RECIST 1.1 criteria or evaluable metastatic disease unless otherwise specified in specific patient groups.
  • 6. Patients with any 1 of the following histologically confirmed tumors and who qualifies for new therapy and relapsing to/after standard therapy or the patient has refused or does not tolerate standard therapy Cohort 19
  • 1. Histologically or cytologically confirmed adenocarcinoma of prostate that is metastatic, hormone-refractory (confirmed by testing serum testosterone), and clinically progressive following at least one prior hormonal regimen. Prostate cancer patients must have measurable (patient with measurable bi-dimensional disease) or evaluable disease (defined as the presence of a non-measurable abnormality on CT or on physical examination coupled with an abnormal PSA value) or PSA relapse (Obtain sequence of rising values at a minimum of 1-week intervals, 1.0 ng/mL minimal value). Patients can only have received a taxane therapy in the pre-metastatic hormone refractory setting
  • 2. High Grade Serous Ovarian, Fallopian Tube or Primary Peritoneal Cancer that can be assessed radiological, clinically or biochemically.
  • 3. Cytologically or histologically confirmed endometrial cancer that is recurrent or metastatic and/or resistant to standard therapies, or for which no standard therapy is available. Patients must have measurable disease based on RECIST 1.1 criteria or evaluable metastatic disease.
  • Cohort 20
  • 4. Biopsy-proven carcinoma of the cervix that is either locally advanced or metastatic.
  • 5. Recurrent or metastatic head and neck adenocarcinoma who are not candidates for curative surgery or refusing surgical treatment
  • 7. Adequate bone marrow, hepatic and renal function defined as:
  • 1. Haemoglobin ≥ 95 g/L (blood transfusion not less than 21 days prior to screening).
  • 2. Absolute neutrophil count ≥ 1.5 x 109/L, platelets ≥100 x 109/L.
  • 3. Total bilirubin \< 1.5 x ULN (does not apply to patients with Gilberts Syndrome).
  • 4. AST and ALT ≤ 1.5 x ULN (or ≤ 3 x ULN in the presence of liver metastases).
  • 5. Serum creatinine not over ≤ ULN (if serum creatinine is between 1 and 1.5 x ULN, patients may be eligible provided that the calculated GFR is at least 50 ml/min using Cockcroft-Gault method).
  • 6. Albumin greater than or equal to 23 g/L.
  • 8. Subject must be able to take oral medication.
  • 9. Negative pregnancy test according to CTFG guidance 2014 for females of child-producing potential.
  • 10. Known HIV-infected patients with undetectable viral loads will be eligible for the study. HIV testing is mandatory
  • Exclusion Criteria:
  • 1. Age less than 18 years.
  • 2. Less than 4 weeks since stopping previous systemic cancer treatment or less than 5 half lifes of prior therapy, whichever is shorter.
  • 3. Less than 3 weeks since stopping palliative radiotherapy.
  • 4. Less than 3 weeks after minor surgery.
  • 5. Less than 6 months since a clinically significant cardiovascular event such as myocardial infarction, unstable angina, angioplasty, bypass surgery, stroke or TIA.
  • 6. Congestive heart failure NYHA class ≥ II.
  • 7. History of arrhythmias or arrhythmias discovered during the screening period (apart from atrial fibrillation without ventricular tachycardia and premature extra beats).
  • 8. Patients requiring anti-arrhythmic drugs.
  • 9. QTc interval \>450 ms at baseline.
  • 10. Use of fentanyl (must be stopped at least 1 week prior to initiation of Karonudib).
  • 11. Use of anti-oxidants vitamins and acetylcysteine (must be stopped within 48 hours of starting treatment with Karonudib).
  • 12. Use of antidepressant medications which are substrate for CYP2D6 (must be stopped at least 3 weeks prior to starting treatment with Karonudib).
  • 13. Any severe acute or chronic medical condition that places the patient at increased risk or interferes with the interpretation of study results.
  • 14. Leptomeningeal metastases (patient with previously treated brain metastases are eligible provided that there is no evidence of disease progression for a minimum of 8 weeks prior to inclusion - in these cases a CNS MR is required within the screening period).
  • 15. Known acute or chronic infection with hepatitis B or C that is untreated.
  • 16. Pregnant or breast-feeding women.
  • 17. Patients with reproductive potential not implementing accepted and effective means of contraception.
  • 18. Participation in any other clinical trial within the previous 4 weeks.
  • 19. Unable to comply with study procedures.

About Thomas Helleday Foundation

The Thomas Helleday Foundation is a dedicated clinical trial sponsor committed to advancing cancer research and treatment methodologies. Established by renowned scientist Dr. Thomas Helleday, the foundation focuses on innovative therapeutic approaches, particularly in the fields of DNA damage repair and cancer immunotherapy. With a mission to translate scientific discoveries into impactful clinical applications, the foundation collaborates with academic institutions and industry partners to facilitate groundbreaking trials that aim to improve patient outcomes and contribute to the global fight against cancer. Through rigorous research and a commitment to excellence, the Thomas Helleday Foundation strives to foster a deeper understanding of cancer biology and enhance therapeutic options for patients worldwide.

Locations

Uppsala, , Sweden

Stockholm, , Sweden

Patients applied

0 patients applied

Trial Officials

Maria Klockare, BSc

Study Director

Oxcia

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported

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