18 and older, any sex, with Solid Tumor or Advanced Solid Tumor. Patients with the condition only — healthy volunteers not accepted.
Results — posted to ClinicalTrials.gov
Per-arm endpoint measurements with 95% confidence intervals where reported. Source: trial results section.
Part A: Number of Participants With Treatment-Emergent Adverse Events (TEAEs)Primary· up to safety follow-up visit (Week 124.9)
An AE is defined as any untoward medical occurrence in a participant administered a pharmaceutical product, regardless of causal relationship with this treatment. Therefore, an AE can be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal product, regardless if it is considered related to the medicinal product. Serious AE: AE that resulted in any of the following outcomes: death; life threatening; persistent/significant disability/incapacity; initial/prolonged inpatient hospitalization; congenital
Group
Value
95% CI
Part A: M4344 10 mg BIW
2
Part A: M4344 20 mg BIW
1
Part A: M4344 40 mg BIW
2
Part A: M4344 80 mg BIW
1
Part A: M4344 160 mg BIW
1
Part A: M4344 300 mg BIW
2
Part A: M4344 450 mg BIW
4
Part A: M4344 700 mg BIW
12
Part A: M4344 1050 mg BIW
10
Part A: M4344 1200 mg BIW
7
Part A: Number of Participants With Grade 3 or 4 (Greater Than [>] 20 Percent [%] of Total) in Laboratory Parameters Based on National Cancer Institute Common Terminology Criteria for Adverse Events Version 4.0 (NCI-CTCAE v4.0)Primary· up to safety follow-up visit (Week 124.9)
Laboratory parameters: hematology and chemistry. Blood samples were collected for analysis of following hematology parameters: Hemoglobin, Erythrocytes, mean corpuscular hemoglobin (MCH), MCH concentration, Mean corpuscular volume, Reticulocytes, Platelets, Leukocytes, Eosinophils, Basophils, Neutrophils, Lymphocytes, Monocytes. Blood samples were collected for analysis of following chemistry parameters: Glucose, Blood urea nitrogen/Urea, Creatinine, Sodium, Potassium, Calcium, Chloride, Magnesium, Bicarbonate, Inorganic phosphate, Total bilirubin, Direct bilirubin, Total protein, Albumin, Cre
Hematology
Group
Value
95% CI
Part A: M4344 10 mg BIW
0
Part A: M4344 20 mg BIW
0
Part A: M4344 40 mg BIW
0
Part A: M4344 80 mg BIW
0
Part A: M4344 160 mg BIW
0
Part A: M4344 300 mg BIW
0
Part A: M4344 450 mg BIW
0
Part A: M4344 700 mg BIW
0
Part A: M4344 1050 mg BIW
0
Part A: M4344 1200 mg BIW
0
Total Bilirubin
Group
Value
95% CI
Part A: M4344 10 mg BIW
0
Part A: M4344 20 mg BIW
0
Part A: M4344 40 mg BIW
0
Part A: M4344 80 mg BIW
0
Part A: M4344 160 mg BIW
0
Part A: M4344 300 mg BIW
0
Part A: M4344 450 mg BIW
0
Part A: M4344 700 mg BIW
5
Part A: M4344 1050 mg BIW
6
Part A: M4344 1200 mg BIW
4
Part A: Number of Participants With Clinically Relevant Findings in Vital SignsPrimary· up to safety follow-up visit (Week 124.9)
Vital signs included body temperature, heart rate, systolic and diastolic blood pressure and respiration rate. Number of participants with clinically relevant findings in vital signs were reported. Clinical relevance was decided by Investigator.
Group
Value
95% CI
Part A: M4344 10 mg BIW
0
Part A: M4344 20 mg BIW
0
Part A: M4344 40 mg BIW
0
Part A: M4344 80 mg BIW
0
Part A: M4344 160 mg BIW
0
Part A: M4344 300 mg BIW
0
Part A: M4344 450 mg BIW
0
Part A: M4344 700 mg BIW
0
Part A: M4344 1050 mg BIW
0
Part A: M4344 1200 mg BIW
0
Part A: Number of Participants With Clinically Significant Abnormalities in 12-Lead Electrocardiogram (ECGs)Primary· up to safety follow-up visit (Week 124.9)
ECG parameters included PR interval, RR interval, QT interval, QRS duration, QTc intervals (derived using Fridericia's correction method) and heart rate. A 12-lead ECG was recorded with the participant in a supine position after a rest of at least 5 minutes using an ECG machine. Clinical significance was decided by investigator. Number of participants with clinically significant abnormalities in 12-Lead ECGs were reported.
Group
Value
95% CI
Part A: M4344 10 mg BIW
0
Part A: M4344 20 mg BIW
0
Part A: M4344 40 mg BIW
0
Part A: M4344 80 mg BIW
0
Part A: M4344 160 mg BIW
0
Part A: M4344 300 mg BIW
0
Part A: M4344 450 mg BIW
0
Part A: M4344 700 mg BIW
1
Part A: M4344 1050 mg BIW
0
Part A: M4344 1200 mg BIW
1
Part A: Maximum Tolerated Dose (MTD) of M4344 Administered Twice Weekly (BIW)Primary· up to Cycle 1 (each cycle is of 21 days)
MTD as per NCI-CTCAE v4.0 is defined as highest dose for a given schedule at which there is no more than 1 dose- limiting toxicity (DLT) in 6 participants. DLT: as related/possibly drug-related: Neutropenia Grade (Gr)4 for \> 7 days duration/requiring hemopoietic growth factors; Febrile neutropenia; Infection with Gr3/4 neutropenia; Thrombocytopenia Gr3; Thrombocytopenia Gr4 for \> 7 days duration/requiring hemopoietic growth factors; Gr3/4 toxicity to organs other than bone marrow; Gr3/4 increase in bilirubin unless increase is due to inhibition of bilirubin glucuronidation; Death due to drug
Group
Value
95% CI
Part A: M4344
NA
Part A2: Number of Participants With Treatment-Emergent Adverse Events (TEAEs)Primary· up to safety follow-up visit (Week 39)
An AE is defined as any untoward medical occurrence in a participant administered a pharmaceutical product, regardless of causal relationship with this treatment. Therefore, an AE can be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal product, regardless if it is considered related to the medicinal product. Serious AE: AE that resulted in any of the following outcomes: death; life threatening; persistent/significant disability/incapacity; initial/prolonged inpatient hospitalization; congenital
Group
Value
95% CI
Part A2: M4344 100 mg BID
7
Part A2: M4344 150 mg QD
5
Part A2: M4344 250 mg QD
7
Part A2: M4344 350 mg QD
7
Part A2: Number of Participants With Grade 3 or 4 (Greater Than [>] 20 Percent [%] of Total) in Laboratory Parameters Based on National Cancer Institute Common Terminology Criteria for Adverse Events Version 5.0 (NCI-CTCAE v5.0)Primary· up to safety follow-up visit (Week 39)
Laboratory parameters: hematology and chemistry. Blood samples were collected for analysis of following hematology parameters: Hemoglobin, Erythrocytes, mean corpuscular hemoglobin (MCH), MCH concentration, Mean corpuscular volume, Reticulocytes, Platelets, Leukocytes, Eosinophils, Basophils, Neutrophils, Lymphocytes, Monocytes. Blood samples were collected for analysis of following chemistry parameters: Glucose, Blood urea nitrogen/Urea, Creatinine, Sodium, Potassium, Calcium, Chloride, Magnesium, Bicarbonate, Inorganic phosphate, Total bilirubin, Direct bilirubin, Total protein, Albumin, Cre
Low lymphocytes
Group
Value
95% CI
Part A2: M4344 100 mg BID
1
Part A2: M4344 150 mg QD
1
Part A2: M4344 250 mg QD
2
Part A2: M4344 350 mg QD
3
Total Bilirubin
Group
Value
95% CI
Part A2: M4344 100 mg BID
3
Part A2: M4344 150 mg QD
2
Part A2: M4344 250 mg QD
3
Part A2: M4344 350 mg QD
3
Aspartate Aminotransferase
Group
Value
95% CI
Part A2: M4344 100 mg BID
2
Part A2: M4344 150 mg QD
1
Part A2: M4344 250 mg QD
0
Part A2: M4344 350 mg QD
4
Alanine Aminotransferase
Group
Value
95% CI
Part A2: M4344 100 mg BID
2
Part A2: M4344 150 mg QD
2
Part A2: M4344 250 mg QD
0
Part A2: M4344 350 mg QD
3
Part A2: Number of Participants With Clinically Relevant Findings in Vital SignsPrimary· up to safety follow-up visit (Week 39)
Vital signs included body temperature, heart rate, systolic and diastolic blood pressure and respiration rate. Number of participants with clinically relevant findings were reported. Clinical relevance was decided by Investigator.
Group
Value
95% CI
Part A2: M4344 100 mg BID
0
Part A2: M4344 150 mg QD
0
Part A2: M4344 250 mg QD
0
Part A2: M4344 350 mg QD
0
Part A2: Number of Participants With Clinically Significant Abnormalities in 12-Lead Electrocardiogram (ECGs)Primary· up to safety follow-up visit (Week 39)
ECG parameters included PR interval, RR interval, QT interval, QRS duration, QTc intervals (derived using Fridericia's correction method) and heart rate. A 12-lead ECG was recorded with the participant in a supine position after a rest of at least 5 minutes using an ECG machine. Clinical Significance was determined by investigator. Number of participants with clinically significant abnormalities in 12-lead ECGs were reported.
Group
Value
95% CI
Part A2: M4344 100 mg BID
0
Part A2: M4344 150 mg QD
0
Part A2: M4344 250 mg QD
0
Part A2: M4344 350 mg QD
0
Part A2: Maximum Tolerated Dose (MTD) of M4344 Administered With a Dose Dense SchedulePrimary· up to Cycle 1 (each cycle is of 21 days)
MTD as per NCI-CTCAE v5.0 is defined as highest dose for a given schedule at which there is no more than 1 dose- limiting toxicity (DLT) in 6 participants. DLT: as related/possibly drug-related: Neutropenia Grade (Gr)4 for \> 7 days duration/requiring hemopoietic growth factors; Febrile neutropenia; Infection with Gr3/4 neutropenia; Thrombocytopenia Gr3; Thrombocytopenia Gr4 for \> 7 days duration/requiring hemopoietic growth factors; Gr3/4 toxicity to organs other than bone marrow; Gr3/4 increase in bilirubin unless increase is due to inhibition of bilirubin glucuronidation; Death due to drug
Group
Value
95% CI
Part A2: M4344
250
Part B1: Number of Participants With Treatment-Emergent Adverse Events (TEAEs)Primary· up to Safety follow-up (Week 92.3)
An AE is defined as any untoward medical occurrence in a participant administered a pharmaceutical product, regardless of causal relationship with this treatment. Therefore, an AE can be any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a medicinal product, regardless if it is considered related to the medicinal product. Serious AE: AE that resulted in any of the following outcomes: death; life threatening; persistent/significant disability/incapacity; initial/prolonged inpatient hospitalization; congenital
Group
Value
95% CI
Part B1: M4344 350 mg + Carboplatin
3
Part B1: M4344 400 mg + Carboplatin
7
Part B1: M4344 500 mg + Carboplatin
6
Part B1: Number of Participants With Grade 3 or 4 (Greater Than [>] 20 Percent [%] of Total) in Laboratory Parameters Based on National Cancer Institute Common Terminology Criteria for Adverse Events Version 4.0 (NCI-CTCAE v4.0)Primary· up to Safety follow-up (Week 92.3)
Laboratory parameters: hematology and chemistry. Blood samples were collected for analysis of following hematology parameters: Hemoglobin, Erythrocytes, mean corpuscular hemoglobin (MCH), MCH concentration, Mean corpuscular volume, Reticulocytes, Platelets, Leukocytes, Eosinophils, Basophils, Neutrophils, Lymphocytes, Monocytes. Blood samples were collected for analysis of following chemistry parameters: Glucose, Blood urea nitrogen/Urea, Creatinine, Sodium, Potassium, Calcium, Chloride, Magnesium, Bicarbonate, Inorganic phosphate, Total bilirubin, Direct bilirubin, Total protein, Albumin, Cre
Neutrophils
Group
Value
95% CI
Part B1: M4344 350 mg + Carboplatin
1
Part B1: M4344 400 mg + Carboplatin
1
Part B1: M4344 500 mg + Carboplatin
5
Platelets
Group
Value
95% CI
Part B1: M4344 350 mg + Carboplatin
1
Part B1: M4344 400 mg + Carboplatin
3
Part B1: M4344 500 mg + Carboplatin
3
Low hemoglobin
Group
Value
95% CI
Part B1: M4344 350 mg + Carboplatin
1
Part B1: M4344 400 mg + Carboplatin
4
Part B1: M4344 500 mg + Carboplatin
1
Low Leukocytes
Group
Value
95% CI
Part B1: M4344 350 mg + Carboplatin
0
Part B1: M4344 400 mg + Carboplatin
1
Part B1: M4344 500 mg + Carboplatin
4
Low lymphocytes
Group
Value
95% CI
Part B1: M4344 350 mg + Carboplatin
1
Part B1: M4344 400 mg + Carboplatin
3
Part B1: M4344 500 mg + Carboplatin
1
Chemistry
Group
Value
95% CI
Part B1: M4344 350 mg + Carboplatin
0
Part B1: M4344 400 mg + Carboplatin
0
Part B1: M4344 500 mg + Carboplatin
0
Adverse events — posted to ClinicalTrials.gov
Time frame: Part A: up to Safety follow-up (Week 124.9), Part A2: up to Safety follow-up ( Week 39), Part B1: up to Safety follow-up (Week 92.3) and Part C: up to Safety follow-up (Week 31.1).
Reporting threshold: 0%.
Adverse-event reports describe events observed during the trial — not all are caused by the drug.
Part A: M4344 10 mg BIW
Serious: 1/2 (50%)
Deaths: 0/2
Part A: M4344 20 mg BIW
Serious: 0/1 (0%)
Deaths: 0/1
Part A: M4344 40 mg BIW
Serious: 1/2 (50%)
Deaths: 1/2
Part A: M4344 80 mg BIW
Serious: 0/1 (0%)
Deaths: 0/1
Part A: M4344 160 mg BIW
Serious: 1/1 (100%)
Deaths: 1/1
Part A: M4344 300 mg BIW
Serious: 0/2 (0%)
Deaths: 1/2
Part A: M4344 450 mg BIW
Serious: 2/4 (50%)
Deaths: 1/4
Part A: M4344 700 mg BIW
Serious: 6/12 (50%)
Deaths: 8/12
Part A: M4344 1050 mg BIW
Serious: 6/10 (60%)
Deaths: 3/10
Part A: M4344 1200 mg BIW
Serious: 4/7 (57%)
Deaths: 1/7
Part A2: M4344 100 mg BID
Serious: 5/7 (71%)
Deaths: 5/7
Part A2: M4344 150 mg QD
Serious: 1/5 (20%)
Deaths: 3/5
Part A2: M4344 250 mg QD
Serious: 2/7 (29%)
Deaths: 2/7
Part A2: M4344 350 mg QD
Serious: 5/7 (71%)
Deaths: 3/7
Part B1: M4344 350 mg + Carboplatin
Serious: 1/3 (33%)
Deaths: 1/3
Part B1: M4344 400 mg + Carboplatin
Serious: 4/7 (57%)
Deaths: 4/7
Part B1: M4344 500 mg + Carboplatin
Serious: 3/6 (50%)
Deaths: 2/6
Part C: M4344 250 mg QD
Serious: 7/13 (54%)
Deaths: 6/13
Serious adverse events (52 terms)
Reaction
System
Part A: M4344 10 mg BIW
Part A: M4344 20 mg BIW
Part A: M4344 40 mg BIW
Part A: M4344 80 mg BIW
Part A: M4344 160 mg BIW
Part A: M4344 300 mg BIW
Part A: M4344 450 mg BIW
Part A: M4344 700 mg BIW
Part A: M4344 1050 mg BIW
Part A: M4344 1200 mg BIW
Part A2: M4344 100 mg BID
Part A2: M4344 150 mg QD
Part A2: M4344 250 mg QD
Part A2: M4344 350 mg QD
Part B1: M4344 350 mg + Ca…
Part B1: M4344 400 mg + Ca…
Part B1: M4344 500 mg + Ca…
Part C: M4344 250 mg QD
Blood bilirubin increased
Investigations
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Disease progression
General disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Pyrexia
General disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Diarrhoea
Gastrointestinal disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Neutropenia
Blood and lymphatic system disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Abdominal pain
Gastrointestinal disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Nausea
Gastrointestinal disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Upper gastrointestinal haemorrhage
Gastrointestinal disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Vomiting
Gastrointestinal disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Hyperbilirubinaemia
Hepatobiliary disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Hypersensitivity
Immune system disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Upper respiratory tract infection
Infections and infestations
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Urosepsis
Infections and infestations
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Fall
Injury, poisoning and procedural complications
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Alanine aminotransferase increased
Investigations
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Aspartate aminotransferase increased
Investigations
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Colorectal cancer metastatic
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Tumour pain
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Cauda equina syndrome
Nervous system disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Acute kidney injury
Renal and urinary disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Hypoxia
Respiratory, thoracic and mediastinal disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Pneumonia aspiration
Respiratory, thoracic and mediastinal disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Pancreatitis
Gastrointestinal disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Small intestinal obstruction
Gastrointestinal disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Fatigue
General disorders
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Other adverse events (163 terms — click to expand)
The purpose of this study was to evaluate the safety and tolerability of multiple ascending doses of single-agent M4344 administered twice-weekly (BIW), twice daily (BID) or once daily dose schedule in participants with advanced solid tumors. This investigation is a three part study examining M4344 alone and in combination with carboplatin to determine the safety and maximum tolerated dose.
Publications & conference data
8 peer-reviewed publications reference this trial (live from Europe PMC):
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· Phase 1
· recruiting
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· recruiting
NCT07450560 — Research on Real-time Proton Therapy Guidance Through Monitoring Proton Range Using All-digital PET
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Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by EMD Serono Research & Development Institute, Inc.
Last refreshed: 16 March 2023
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT02278250.