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5-Fluorouracil

Phase 3

Squamous Cell Carcinoma of the Head and Neck | Small molecule | Oncology |Merck KGaA|Last Updated: May 13, 2022

Target and mechanism

Molecular targetTYMS
Target classInhibitor
ModalitySmall molecule
ChEMBLCHEMBL185

Also known as 5-fluorouracil (5-FU)

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLEDDMC
Total Trials2
Total Enrollment106

FDA Designations

No designations recorded

Clinical trial landscape

5-Fluorouracil · 3 trials · 2 indications

Phase 3 2Phase 2 1
NCT02383966Phase III Trial to Assess Efficacy and Safety of Cetuximab for the Treatment of Chinese Participants With Head and Neck CancerCarcinoma, Squamous Cell of Head and Neck
COMPLETED243 Analytics
NCT01177956A Trial to Determine the Safety and Anti-tumor Activity Profile of the Combination of Cetuximab and Concomitant Cisplatin Plus 5-Fluorouracil (5-FU) in Subjects With Recurrent and/or Metastatic Squamous Cell Carcinoma in Head and NeckSquamous Cell Carcinoma of the Head and Neck
COMPLETED73 Analytics
PHASE3COMPLETED
Phase III Trial to Assess Efficacy and Safety of Cetuximab for the Treatment of Chinese Participants With Head and Neck Cancer
Carcinoma, Squamous Cell of Head and NeckUnlock trial analytics
PHASE3COMPLETED
A Trial to Determine the Safety and Anti-tumor Activity Profile of the Combination of Cetuximab and Concomitant Cisplatin Plus 5-Fluorouracil (5-FU) in Subjects With Recurrent and/or Metastatic Squamous Cell Carcinoma in Head and Neck
Squamous Cell Carcinoma of the Head and NeckUnlock trial analytics

Study Endpoints

Primary Endpoints

Progression-free Survival (PFS) Time, as Assessed by an Independent Review Committee (IRC)
Every 6 weeks starting from the date of randomization until occurrence of PD, assessed up to data-cutoff (904 days)

PFS time was defined as the time in months from the date of randomization until first observation of PD (based on imaging as assessed by IRC), or death due to any cause when death occurs within 60 days after the last tumor assessment or randomization (whichever is later). PD is defined as at least a 20 percent (%) increase in the sum of diameters of target lesions, taking as reference the smallest sum on trial; and/or unequivocal progression of existing non-target lesions and/or the presence of new lesions. The sum must also demonstrate an absolute increase of at least 5 millimeter. PFS was measured using Kaplan-Meier (KM) estimates.

Best Overall Response (BOR) Until Cut-off Date 25 January 2011
Evaluations were performed every 6 weeks until progression, reported between day of first participant randomized, 25 December 2009, until cut-off date 25 January 2011

BOR: Percentage of participants experiencing a Complete Response (CR) (complete disappearance of measurable and evaluable disease without new lesions) or Partial Response (PR) (greater than or equal to 50 percent decrease of sum of product diameters of measurable disease, evaluable disease not worsening or progressing, no new lesions confirmed by a subsequent assessment no less than 28 days after criteria for response were first met) (based on modified World Health Organization \[WHO\] criteria), divided by the number of participants belonging to intention to treat (ITT) or safety population.

Best Overall Response (BOR) Until Cut-off Date 15 November 2012
Evaluations were performed every 6 weeks until progression, reported between day of first participant randomized, 25 December 2009, until cut-off date 15 November 2012

BOR: Percentage of participants experiencing a CR (complete disappearance of measurable and evaluable disease without new lesions) or PR (greater than or equal to 50 percent decrease of sum of product diameters of measurable disease, evaluable disease not worsening or progressing, no new lesions confirmed by a subsequent assessment no less than 28 days after criteria for response were first met) (based on modified WHO criteria), divided by the number of participants belonging to ITT or safety population.

Best Overall Response (BOR) According to Modified World Health Organization (WHO) Criteria
Evaluations performed every 6 weeks until progressive disease (PD) reported between day of first participant treated, until cut-off date, 02 March 2011

Percentage of participants experiencing a complete response \[CR\] (complete disappearance of measurable and evaluable disease without new lesions) or partial response \[PR\] (greater than or equal to 50 percent decrease in the sum of the products of diameters \[SOPD\] of index lesions compared to the baseline SOPD, with no evidence of PD) confirmed by a subsequent assessment no less than 28 days after criteria for response were first met based on modified WHO criteria as assessed by Independent Review Committee (IRC).

Secondary Endpoints

Progression-free Survival (PFS) Time, as Assessed by the Investigator
Every 6 weeks starting from the date of randomization until occurrence of PD, assessed up to data-cutoff (904 days)
Overall Survival (OS) Time
Time from date of randomization up to data cutoff (assessed up to 904 days)
Best Overall Response Rate (ORR)
Every 6 weeks starting from the date of randomization until occurrence of PD, assessed up to data-cutoff (904 days)
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Cetuximab + Cisplatin/Carboplatin + 5-FluorouracilEXPERIMENTAL -
Cisplatin/Carboplatin + 5-FlurouracilACTIVE_COMPARATOR -
Cetuximab + Cisplatin + 5-Fluorouracil (5-FU)EXPERIMENTAL -
Cetuximab + Cisplatin/Carboplatin + Fluorouracil (5-FU)EXPERIMENTAL -

Interventions

NameTypeDescription
CetuximabDRUGParticipants received Cetuximab as an intravenous infusion at an initial dose of 400 milligrams per square meter (mg/m\^2) on Day 1 and a subsequent dose of 250 mg/m\^2 on Day 8 and Day 15 of each 21-day treatment cycle.
Cisplatin/CarboplatinDRUGCisplatin or Carboplatin (at an equivalent dose in case of intolerability of cisplatin) was administered at a dose of 75 mg/m\^2 as an intravenous infusion on Day 1 of each 21-day treatment cycle.
5-fluorouracilDRUGParticipants received 5-fluorouracil (FU) at a dose of 750 mg/m\^2/day as a continuous intravenous infusion over 24 hours a day from Day 1 to Day 5 of each 21-day treatment cycle.
CisplatinDRUGSubjects will receive 75 mg/m\^2 cisplatin as an IV infusion over 60 minutes on day 1 of each 3-week treatment cycle.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: * Histologically or cytologically confirmed diagnosis of SCCHN * Recurrent and/or metastatic SCCHN, not suitable for local-regional treatment * Presence of at least 1 measurable lesion according to RECIST Version 1.1 * Signed written informed consent before any trial-related act...

Countries:GermanyChinaSouth KoreaJapan
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Frequently asked questions about 5-Fluorouracil

What is 5-Fluorouracil used for?

5-Fluorouracil is used in the treatment of squamous cell carcinoma of the head and neck and metastatic colorectal cancer. It is an oncology small molecule that has been studied in combination with other chemotherapy agents and targeted therapies for these indications.

What does 5-Fluorouracil target?

5-Fluorouracil is a small molecule that interferes with DNA synthesis by inhibiting thymidylate synthase, an enzyme necessary for the production of thymidine nucleotides. This action disrupts cancer cell replication and is used in the treatment of head and neck cancer and metastatic colorectal cancer.

Who makes 5-Fluorouracil?

5-Fluorouracil is developed by Merck KGaA, a company traded under the ticker MKGAF. The drug is being investigated in clinical trials for oncology indications, including squamous cell carcinoma of the head and neck and metastatic colorectal cancer.

What phase is 5-Fluorouracil in?

5-Fluorouracil is in Phase 3 clinical development. It is an investigational drug being studied in completed Phase 3 trials for head and neck cancer and metastatic colorectal cancer. It has not been reported as approved for these indications in the available trial data.

What clinical trials is 5-Fluorouracil in?

5-Fluorouracil has been studied in completed trials including NCT01177956, a Phase 3 trial in recurrent or metastatic squamous cell carcinoma of the head and neck, and NCT01228734, a Phase 3 trial in metastatic colorectal cancer. These trials evaluated 5-FU in combination with other agents.

Is 5-Fluorouracil the same as 5-FU?

Yes, 5-Fluorouracil is also known as 5-FU. The abbreviation 5-FU is commonly used in clinical trial titles and medical literature to refer to the same drug, as seen in trials combining it with cetuximab and other chemotherapy agents.