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Solid TumorsPhase 1NCT03225105

M3541 in Combination With Radiotherapy in Solid Tumors

A Phase 1 study testing M3541 and Palliative Radiotherapy (RT) in people with Solid Tumors, run by EMD Serono Research & Development Institute, Inc. at 5 sites in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

This dose-escalation study evaluated the safety, tolerability, pharmacokinetic (PK), pharmacodynamic, and explore antitumor activity of M3541 in combination with fractionated palliative radiotherapy (RT) in participants with solid tumors with malignant lesions in the thorax, abdominal cavity, head and neck region, or… Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Solid Tumors
What is being tested?
M3541 and Palliative Radiotherapy (RT)
Could I receive a placebo?
No, everyone receives an active treatment
How many people
15 participants
Where
5 sitesUnited States
Study dates
6 Sep 2017to 27 Apr 2020
Phase
Phase 1
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Participants must have solid tumors with malignant lesions in the thorax, abdominal cavity, head and neck region, or extremities (any histology) likely to benefit from palliative radiotherapy; participants requiring palliative RT for lesions in the spine or lesions adjacent to the spinal cord are excluded from this study
  • Eastern Cooperative Oncology Group performance status (ECOG PS) =< 2
  • Life expectancy >= 3 months
  • Adequate hematologic, hepatic, and renal function
  • Agree to use highly effective contraception (that is, methods with a failure rate of less than 1 percent per year) if the participant is male or a female of childbearing potential (female partners of childbearing potential of male participants must also agree to use highly effective contraception)
  • Other protocol defined inclusion criteria could apply

Who cannot join

  • Use of other anticancer therapy within 15 days before the first dose of M3541 administration and should not be within the "at risk follow-up period" for that specific anticancer therapy. The use of any investigational agent is not allowed within 28 days before the first dose of M3541
  • Residual toxicity due to previous anticancer therapy with no return to baseline or =< Grade 1 (except alopecia) according to Common Terminology Criteria for Adverse Events (CTCAE) v4.03
  • Extensive prior RT on more than 30 percent of bone marrow reserves (by Investigator judgment), or prior bone marrow/stem cell transplantation within 5 years before study start
  • Prior RT to the same region that would be irradiated in this study
  • Participants at increased risk for radiation toxicities, such as known collagen vascular disease (example, scleroderma, Sjogren's disease, etc) or other inherited radiation hypersensitivity syndromes (example, Gorlin syndrome, Fanconi anemia, ataxia-telangiectasia, etc.)
  • Surgical intervention within 28 days prior to the first dose of M3541 administration
Show all 10Show fewer
  • Known central nervous system metastases causing clinical symptoms or metastases that require therapeutic intervention. Participants with a history of treated central nervous system (CNS) metastases (by surgery or radiation therapy) are not eligible unless they have fully recovered from treatment, demonstrated no progression for at least 2 months, and do not require continued steroid therapy. Participants with CNS metastases incidentally detected during Screening that do not cause clinical symptoms and for which standard of care suggests no therapeutic intervention is indicated, should be discussed with the Sponsor Medical Responsible
  • Active difficulty swallowing, malabsorption or other chronic gastrointestinal disease or conditions (including pancreas deficiency requiring Creon therapy) that may hamper compliance and/or absorption of M3541
  • Participants currently receiving or unable to stop using medications or herbal supplements known to be potent inhibitors of cytochrome P450 (CYP) 3A and / or P-glycoprotein (P-gp) (CYP and / P-gp must stop at least 1 week before treatment with M3541) or potent inducers of CYP3A or P-gp (must stop at least 3 weeks before treatment with M3541) or drugs mainly metabolized by CYP3A with a narrow therapeutic index (must stop at least 1 day prior).
  • Other protocol defined exclusion criteria could apply

Trial locations and contacts

5 sites in 1 country.

5 sites in 1 country

United States5 sites
  • Hackensack University Medical Center

    Hackensack, New Jersey, 07601

  • IU Simon Cancer Center

    Indianapolis, Indiana, 46202

  • Vanderbilt-Ingram Cancer Center

    Nashville, Tennessee, 37212

  • Fox Chase Cancer Center

    Philadelphia, Pennsylvania, 19111

  • Washington University

    St Louis, Missouri, 63110

Other trials in United States

About this study

Official title: A Phase I, Open-label, Uncontrolled, Multicenter, Dose-escalation Study of M3541 in Combination With Palliative Radiotherapy in Subjects With Solid Tumors

This dose-escalation study evaluated the safety, tolerability, pharmacokinetic (PK), pharmacodynamic, and explore antitumor activity of M3541 in combination with fractionated palliative radiotherapy (RT) in participants with solid tumors with malignant lesions in the thorax, abdominal cavity, head and neck region, or extremities likely to benefit from palliative RT.

Conditions
Solid Tumors
Being tested
M3541, Palliative Radiotherapy (RT)
Keywords
Solid Tumors, M3541, Palliative radiotherapy, Adenosine triphosphate-competitive inhibitor

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • M3541Drug

    Participants received M3541 orally once per fraction day (FD) for two consecutive calendar weeks (that is, Monday through Friday, with Saturday and Sunday as M3541 holidays).

  • Palliative Radiotherapy (RT)Radiation

    Participants received RT dose of 30 Gray (Gy) given in 10 fractions (3 Gy given per fraction day) administered over two consecutive calendar weeks (that is, Monday through Friday, with Saturday and Sunday as RT holidays).

Study groups in NCT03225105
Study groupRoleWhat they receive
M3541 50 mg + RTExperimentalParticipants received 50 milligrams (mg) M3541 orally once per fraction day (FD) in combination with palliative radiotherapy (RT) administered in fraction of 30 Gray (Gy) given in 10 fractions of 3 Gy/FD on FD 1 to FD 10, for 2 consecutive calendar weeks (ie, Monday through Friday, with the intervening Saturday and Sunday as M3541 / RT holidays).
Receives: Drug: M3541; Radiation: Palliative Radiotherapy (RT)
M3541 100 mg + RTExperimentalParticipants received 100 mg M3541 orally once per FD in combination with palliative RT administered in fraction of 30 Gray (Gy) given in 10 fractions of 3 Gy/FD on FD 1 to FD 10 for 2 consecutive calendar weeks (ie, Monday through Friday, with the intervening Saturday and Sunday as M3541 / RT holidays).
Receives: Drug: M3541; Radiation: Palliative Radiotherapy (RT)
M3541 200 mg + RTExperimentalParticipants received 200 mg M3541 orally once per FD in combination with palliative RT administered in fraction of 30 Gray (Gy) given in 10 fractions of 3 Gy/FD on FD 1 to FD 10 for 2 consecutive calendar weeks (ie, Monday through Friday, with the intervening Saturday and Sunday as M3541 / RT holidays).
Receives: Drug: M3541; Radiation: Palliative Radiotherapy (RT)
M3541 300 mg + RTExperimentalParticipants received 300 mg M3541 orally once per FD in combination with palliative RT administered in fraction of 30 Gray (Gy) given in 10 fractions of 3 Gy/FD on FD 1 to FD 10 for 2 consecutive calendar weeks (ie, Monday through Friday, with the intervening Saturday and Sunday as M3541 / RT holidays).
Receives: Drug: M3541; Radiation: Palliative Radiotherapy (RT)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. M3541 50 mg + 100 mg + 200 mg + RT: Number of Participants With Dose Limiting Toxicities (DLTs)

    DLT is classified per the Common Terminology Criteria for Adverse Events (CTCAE) version 4.03 and defined as any of the following events occurring after first dose of study intervention and judged not to be related to underlying disease or any previous or concomitant medication. Grade (Gr) >=3 non-hematologic toxicity with exception of Nausea, vomiting and diarrhea lasting =<3 days in once per FD; Worsening of preexisting tumor pain associated with tumor lesions for which participant was irradiated in context of this study; Evidence of treatment-related hepatocellular injury for >3 days in the once per FD; Any occurrence of Hy's law; Gr 4 neutropenia lasting for >5 days, Gr 4 thrombocytopenia or Gr 4 anemia that was unexplained by underlying disease; Any toxicity related to study treatment that caused participant to interrupt treatment for not to be able to be treated within 24 hours of the scheduled treatment time.

    Measured: Baseline up to 5 weeks (including 2 weeks of treatment and 3 weeks of follow-up period)

  2. M3541 300 mg + RT: Number of Participants With Dose Limiting Toxicities (DLTs)

    DLT is classified per the Common Terminology Criteria for Adverse Events (CTCAE) version 4.03 and defined as any of the following events occurring after first dose of study intervention and judged not to be related to underlying disease or any previous or concomitant medication. Grade (Gr) >=3 non-hematologic toxicity with exception of Nausea, vomiting and diarrhea lasting =<3 days in once per FD; Worsening of preexisting tumor pain associated with tumor lesions for which participant was irradiated in context of this study; Evidence of treatment-related hepatocellular injury for >3 days in the once per FD; Any occurrence of Hy's law; Gr 4 neutropenia lasting for >5 days, Gr 4 thrombocytopenia or Gr 4 anemia that was unexplained by underlying disease; Any toxicity related to study treatment that caused participant to interrupt treatment for not to be able to be treated within 24 hours of the scheduled treatment time.

    Measured: Baseline up to 4 weeks (including 2 weeks of treatment and 2 weeks of the follow-up period)

Secondary outcomes (25)
  1. Number of Participants With Treatment Emergent Adverse Events (TEAEs), Grade >=3 Adverse Events (AEs), Serious TEAEs and Deaths According to National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events, Version 4.03 (CTCAE V4.03)

    An AE was defined as any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of study drug, whether or not considered related to the study drug. A serious AE was an AE that resulted in any of the following outcomes: death; life threatening; persistent/significant disability/incapacity; initial or prolonged inpatient hospitalization; congenital anomaly/birth defect or was otherwise considered medically important. TEAEs are events with start date on or after the date of first dose of study treatment and up to and including 30 days after the last dose of study treatment, or events with start date prior to the date of first dose of study treatment, and worsened in severity or become serious during treatment. TEAEs include both Serious TEAEs and non-serious TEAEs.

    Measured: Baseline up to 749 days

  2. Number of Participants With Grade 3 or Higher Laboratory Abnormalities Based on National Cancer Institute - Common Terminology Criteria for Adverse Events (NCI-CTCAE)

    The laboratory assessment included measurements hematology and biochemistry parameters. It had been graded according to NCI-CTCAE version 4.03 into Grade 1 (mild), Grade 2 (moderate), Grade 3 (severe), Grade 4 (Life-threatening) and Grade 5 = death. Participants with grade 3 or higher were reported.

    Measured: Baseline up to Day 44

  3. Number of Participants With Abnormalities in Vital Signs

    Vital signs assessment included blood pressure, pulse rate, body temperature, respiratory rate, and body weight. Notably abnormal vital signs were: Blood pressure: systolic blood pressure >= 140 millimeter of mercury (mmHg) \& diastolic blood pressure >=90 mmHg on treatment; Pulse rate >100 beats/min; Body temperature >= 38 degree Celsius (°C) on treatment; Respiratory rate >= 20 breaths/min; Weight (kilogram) > +/-20% from baseline. Number of Participants with abnormalities in vital signs were reported.

    Measured: Baseline up to 379 days

  4. Number of Participants With Abnormalities in Physical Examination Reported as Adverse Events (AEs)

    Number of participants with any clinically significant abnormalities in physical examination reported as adverse events with National Cancer Institute Common Terminology Criteria (NCI-CTC) Grade >=3 were presented.

    Measured: Baseline up to 379 days

  5. Number of Participants With Abnormal Change From Baseline in Electrocardiogram (ECG)

    The 12-lead ECG was recorded after the participant was in semi-supine position for at least 5 minutes. The ECG was obtained using a Holter recorder. Number of Participants with abnormal change from baseline in ECG were reported.

    Measured: Baseline up to 15 days

  6. Number of Participants With Best Overall Response (BOR) According to Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1

    BOR was determined according to Response Evaluation Criteria in Solid Tumors version 1.1 (RECIST v1.1). BOR is defined as the best response of any of the complete response (CR), partial response (PR), stable disease (SD) and progressive disease (PD) recorded from the date of randomization until disease progression or recurrence (taking the smallest measurement recorded since the start of treatment as reference). CR: Disappearance of all evidence of target and non-target lesions. PR: At least 30% reduction from baseline in the sum of the longest diameter (SLD) of all lesions. SD=Neither sufficient increase to qualify for PD nor sufficient shrinkage to qualify for PR. PD is defined as at least a 20 percent (%) increase in the SLD, taking as reference the smallest SLD recorded from baseline or the appearance of 1 or more new lesions.

    Measured: Time from randomization to 964 days

  7. Progression-Free Survival (PFS) Using Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1) as Assessed by Investigator

    PFS is defined as the time (in months) from first administration of M3541 until the first date of progressive disease (PD) or death due to any cause. PFS was assessed as per Response Evaluation Criteria in Solid Tumors version 1.1 (RECIST v1.1). PD was defined as at least a 20% increase in the sum of longest diameter (SLD), taking as reference the smallest SLD recorded from baseline or the appearance of 1 or more new lesions and unequivocal progression of non-target lesions. Participants with neither disease progression nor death were censored at the last date of the last tumor assessment that confirmed that their disease had not progressed. Participant wise data reported for this outcome measure.

    Measured: From first dose of study drug to disease progression or death from any cause, assessed up to 964 days

  8. Maximum Observed Plasma Concentration (Cmax) of M3541

    Cmax was obtained directly from the plasma concentration versus time curve.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  9. Dose Normalized Maximum Observed Plasma Concentration (Cmax/Dose) of M3541

    Dose normalized was calculated as Cmax obtained directly from the concentration versus time curve divided by dose.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  10. Time to Reach Maximum Observed Plasma Concentration (Tmax) of M3541

    Time to reach the maximum plasma concentration (Tmax) was obtained directly from the concentration versus time curve.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  11. Apparent Terminal Half-Life (t1/2) of M3541

    Apparent terminal half-life was defined as the time required for the plasma concentration of drug to decrease 50 percent in the final stage of its elimination.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  12. Area Under Plasma Concentration-Time Curve From Time Zero to the Last Quantifiable Sampling Time Point (AUC[0-last]) of M3541

    AUC(0-last) is defined as the area under the concentration-time curve from dosing (time 0) to the time of the last measured concentration. AUC(0-last) will be estimated using the Linear Up Log Down calculation method.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  13. Dose Normalized Area Under the Concentration-Time Curve From Time Zero to the Last Quantifiable Sampling Time Point (AUC[0-last]/Dose) of M3541

    The Dose normalized AUC from time zero to the last sampling time (0-last) at which the concentration is at or above the lower limit of quantification. Normalized using the actual dose, using the formula AUC0-last/Dose.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  14. Area Under the Concentration-Time Curve From Time Zero to 6 Hour Postdose (AUC[0-6h]) of M3541

    Area under the drug concentration-time curve from 0 to 6 hour post dosing for M3541. AUC0-6 was calculated according to the mixed log-linear trapezoidal rule.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  15. Area Under Plasma Concentration-Time Curve From Time Zero Extrapolated to Infinity (AUC[0-inf]) of M3541

    AUC0-inf is the area under the plasma concentration versus time curve (AUC) from time zero (pre-dose) to extrapolated infinite time.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  16. Dose Normalized Area Under Plasma Concentration-Time Curve From Time Zero Extrapolated to Infinity (AUC[0-inf]/Dose) of M3541

    Dose normalized was calculated as area under the plasma concentration-time curve from time zero to 8 h postdose divided by dose.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  17. Oral Clearance (CL/F) of M3541

    Clearance of a drug is a measure of the rate at which a drug is metabolized or eliminated by normal biological processes. Clearance obtained after oral dose (apparent oral clearance) is influenced by the fraction of the dose absorbed. CL/f = Dose /AUC0-inf. Predicted AUC0-inf should be used.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  18. Oral Clearance at Steady-State (CLss/F) of M3541

    Clearance of a drug is a measure of the rate at which a drug is metabolized or eliminated by normal biological processes. Clearance obtained after oral dose (apparent oral clearance) is influenced by the fraction of the dose absorbed.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  19. Apparent Volume of Distribution During Terminal Phase (Vz/F) of M3541

    The Vz/f was defined as the theoretical volume in which the total amount of required to uniformly distribute to produce the desired plasma concentration. Apparent volume of distribution after oral dose (Vz/F) was influenced by the fraction absorbed. The Vz/f was calculated by dividing the dose with area under the concentration time curve from time zero to infinity multiplied with terminal elimination rate constant Lambda(z). Vz/f=Dose/AUC(0-inf)* Lambda(z).

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  20. Apparent Volume of Distribution at Steady-State (Vss/F) of M3541

    Volume of distribution was defined as the theoretical volume in which the total amount of drug would need to be uniformly distributed to produce the desired plasma concentration of a drug. Vss/f after oral dose was influenced by the fraction absorbed.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  21. Accumulation Ratio for Area Under Plasma Concentration-Time Curve From Time Zero to 6 Hour (Racc[AUC0-6]) of M3541

    The accumulation ratio to assess the increase in exposure via AUC0-6h. Racc(AUC0-6h)= (AUC0-6h after multiple dose) / (AUC0-6h after single dose).

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  22. Accumulation Ratio for Maximum Observed Plasma Concentration (Racc[Cmax])

    The accumulation ratio is to assess the increase in maximum concentration with multiple dosing. Racc(Cmax) = (Cmax after multiple dose)/ (Cmax after single dose).

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  23. Pre-dose Plasma Concentration (Ctrough) of M3541

    Ctrough is the concentration prior to study drug administration.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  24. Minimum Observed Plasma Concentration (Cmin) of M3541

    Cmin is minimum observed plasma concentration obtained directly from the concentration versus time curve.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

  25. Average Plasma Concentration (Cavg) of M3541

    Cavg was defined as average plasma concentration.

    Measured: Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, 6 hours post-dose on Fraction Day 1; Pre-dose, 2.25 hours post-dose on Fraction Day 2, 5, 6 and 7; Pre-dose, 0.5, 1, 1.5, 2.25, 3, 4, and 6 hours post-dose on Fraction Day 10

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted21 Jul 2017
  2. Study start6 Sep 2017
  3. Primary completion2 Sep 2019
  4. Study completion27 Apr 2020

Why it stopped: The study was terminated early per sponsor decision to halt further development of M3541 due to pharmaceutical and PK/pharmacodynamics properties that precluded further clinical development.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Sequential
Model description
Subsequent cohorts of patients treated at different dose levels.
Masking
None (open label)
Enrolment
15 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03225105
Sponsor's protocol ID
MS200770_0001
Status last verified
Jan 2023
First submitted
19 Jul 2017
Last updated
22 Nov 2023
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No

Publications

  • Waqar SN, Robinson C, Olszanski AJ, Spira A, Hackmaster M, Lucas L, Sponton L, Jin H, Hering U, Cronier D, Grinberg M, Seithel-Keuth A, Diaz-Padilla I, Berlin J. Phase I trial of ATM inhibitor M3541 in combination with palliative radiotherapy in patients with solid tumors. Invest New Drugs. 2022 Jun;40(3):596-605. doi: 10.1007/s10637-022-01216-8. Epub 2022 Feb 12.

    PubMed 35150356

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing M3541 and Palliative Radiotherapy (RT) in people with Solid Tumors, run by EMD Serono Research & Development Institute, Inc. at 5 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 10 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 22 Nov 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 5 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 22 Nov 2023). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

M3541 50 mg + 100 mg + 200 mg + RT: Number of Participants With Dose Limiting Toxicities (DLTs) (time frame: Baseline up to 5 weeks (including 2 weeks of treatment and 3 weeks of follow-up period)). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03225105, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 22 Nov 2023.

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