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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

TEGAFUR: 196 Adverse Event Reports & Safety Profile

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196
Total FAERS Reports
46 (23.5%)
Deaths Reported
54
Hospitalizations
196
As Primary/Secondary Suspect
9
Life-Threatening

First Report: 199501 · Latest Report: 20250909

What Are the Most Common TEGAFUR Side Effects?

#1 Most Reported
Nausea
26 reports (13.3%)
#2 Most Reported
Vomiting
24 reports (12.2%)
#3 Most Reported
Myelosuppression
24 reports (12.2%)

All TEGAFUR Side Effects by Frequency

Side Effect Reports % of Total Deaths Hosp.
Nausea 26 13.3% 2 5
Disease progression 24 12.2% 6 3
Myelosuppression 24 12.2% 0 6
Vomiting 24 12.2% 5 4
Diarrhoea 22 11.2% 5 8
Decreased appetite 19 9.7% 2 7
Anaemia 18 9.2% 3 3
Fatigue 16 8.2% 2 5
Neutropenia 15 7.7% 4 1
Bone marrow failure 14 7.1% 0 5
Thrombocytopenia 13 6.6% 2 4
Death 10 5.1% 10 2
Drug ineffective 10 5.1% 2 1
Leukopenia 10 5.1% 0 1
Alanine aminotransferase increased 9 4.6% 0 0
Hepatic function abnormal 9 4.6% 0 5
Pyrexia 9 4.6% 2 2
White blood cell count decreased 9 4.6% 0 2
Aspartate aminotransferase increased 8 4.1% 1 1
Asthenia 8 4.1% 2 2

Who Reports TEGAFUR Side Effects? Age & Gender Data

Gender: 38.4% female, 61.6% male. Average age: 60.2 years. Most reports from: CN. View detailed demographics →

Is TEGAFUR Getting Safer? Reports by Year

YearReportsDeathsHosp.
2010 1 1 0
2013 2 1 0
2015 2 0 0
2016 1 0 1
2017 3 0 1
2018 4 0 2
2019 5 1 3
2020 6 2 4
2021 8 2 4
2022 9 0 3
2023 6 3 1
2024 5 0 3
2025 5 0 3

View full timeline →

What Is TEGAFUR Used For?

IndicationReports
Gastric cancer 41
Chemotherapy 11
Colon cancer 11
Product used for unknown indication 11
Oesophageal carcinoma 9
Adenocarcinoma 7
Rectal cancer 7
Adenocarcinoma gastric 6
Breast cancer 6

TEGAFUR vs Alternatives: Which Is Safer?

TEGAFUR vs TEGAFUR\URACIL TEGAFUR vs TEGASEROD TEGAFUR vs TEGRETOL TEGAFUR vs TEICOPLANIN TEGAFUR vs TELAPREVIR TEGAFUR vs TELBIVUDINE TEGAFUR vs TELMISARTAN TEGAFUR vs TELOTRISTAT ETHYL TEGAFUR vs TEMAZEPAM TEGAFUR vs TEMODAR

Official FDA Label for TEGAFUR

Official prescribing information from the FDA-approved drug label.