Reported Reactions

Adverse event reports that FDA received

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Gastroenteritis adverse event reports that record this term

Kind of term
MedDRA preferred term
Plain meaning
stomach bug

What a report is

A report is not proof that the drug was the cause of the event.

FDA says:

Adverse event reports submitted to FDA do not undergo extensive validation or verification. Therefore, a causal relationship cannot be established between product and reactions listed in a report. While a suspected relationship may exist, it is not medically validated and should not be the sole source of information for clinical decision making or other assumptions about the safety or efficacy of a product. Additionally, it is important to remember that adverse event reports represent a small percentage of total usage numbers of a product. Common products may have a higher number of adverse events due to the higher total number of people using the product.

Source: openFDA, Drug Adverse Event Overview, section "Responsible use of the data". The site read the page on . The data have the reports that FDA received through .

FDA also says:

There is no certainty that the reported event (adverse event or medication error) was actually due to the product. FDA does not require that a causal relationship between a product and event be proven, and reports do not always contain enough detail to properly evaluate an event. The information in these reports has not been scientifically or otherwise verified as to a cause and effect relationship and cannot be used to estimate the incidence of these events.

Source: openFDA, Drug Adverse Event Overview. The site read the page on .

Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated.

Source: openFDA, Response of the drug event API (meta.disclaimer). The site read the page on .

Not medical advice. This site counts what was reported to FDA. Questions about a medicine or device belong with a pharmacist or clinician.

Reports on file

From January 2004 to June 2026, FDA received 14,306 adverse event reports that record the MedDRA preferred term Gastroenteritis. In plain words, the term means: stomach bug. The person who codes a report selects the term that agrees best with the description of the reporter.

FDA received 816 reports in the 12 months to June 2026 and 824 in the 12 months before. FDA releases FAERS data every quarter, so the newest months are not complete. They grow in later releases.

By reports in the 12 months to June 2026, this term was number 709 of 1,436 reaction terms with a page. Of the 1,332,454 drug reports that FDA received in the 12 months to June 2026, 816 (0.1%) record this term. Reports for patients aged 18 to 44 were 16.5% of the reports that record this term and 12.3% of all drug reports.

The number of people who use the product is not in the data. A count is not a rate.

MedDRA

The Medical Dictionary for Regulatory Activities. The person who codes a report selects the preferred term that agrees best with the description of the reporter. FDA does not publish the description.

Plain meaning

Stomach bug. The words are from the fixed dictionary of this site. They add nothing to a report.

Data version

openFDA FAERS release of 29 Oct 2026. Reports received through 30 Jun 2026.

Drugs in these reports

The table has the 84 drug pages with 50 or more reports that record this term. The rows are in order of name. A drug page with fewer reports for this term is not in the table. The counts are the counts that the site keeps for each reaction term, and a count can be lower than the count of FDA.

FDA says:

Additionally, it is important to remember that adverse event reports represent a small percentage of total usage numbers of a product. Common products may have a higher number of adverse events due to the higher total number of people using the product.

Source: openFDA, Drug Adverse Event Overview. The site read the page on .

Importantly, the AEMS data by themselves are not an indicator of the safety profile of the drug or biologic.

Source: FDA, FDA Adverse Event Monitoring System (AEMS) Public Dashboard. Content current as of . The site read the page on .

Drugs that the reports with the term Gastroenteritis name as a suspect product, in order of name
DrugClassReports with this term
AbataceptSelective T cell costimulation modulator137
ActemraInterleukin-6 receptor antagonist151
AspirinNonsteroidal anti-inflammatory drug62
AzathioprinePurine antimetabolite72
BenicarAngiotensin 2 receptor blocker117
Benicar HCTThiazide diuretic106
BevacizumabVascular endothelial growth factor inhibitor97
CapecitabineNucleoside metabolic inhibitor90
CarboplatinPlatinum-based drug103
Certolizumab pegolTumor necrosis factor blocker65
CimziaTumor necrosis factor blocker51
CisplatinPlatinum-based drug62
ClozapineAtypical antipsychotic77
ClozarilAtypical antipsychotic93
CosentyxInterleukin-17A antagonist155
CyclophosphamideAlkylating drug194
CyclosporineCalcineurin inhibitor immunosuppressant65
Daybue94
DexamethasoneCorticosteroid180
DigoxinCardiac glycoside57
DocetaxelMicrotubule inhibitor69
Domperidone50
DoxorubicinAnthracycline topoisomerase inhibitor68
DupixentInterleukin-4 receptor alpha antagonist59
EnbrelTumor necrosis factor blocker185
EntrestoAngiotensin 2 receptor blocker55
EtoposideTopoisomerase inhibitor50
FluorouracilNucleoside metabolic inhibitor90
ForteoParathyroid hormone analog82
FosamaxBisphosphonate121
FurosemideLoop diuretic54
GilenyaSphingosine 1-phosphate receptor modulator77
Humira337
IbuprofenNonsteroidal anti-inflammatory drug68
InflectraTumor necrosis factor blocker109
InfliximabTumor necrosis factor blocker139
JardianceSodium-Glucose cotransporter 2 inhibitor76
LenalidomideThalidomide analog70
Mabthera75
MetforminBiguanide190
Metformin hclBiguanide50
Metformin hydrochlorideBiguanide73
MethotrexateFolate analog metabolic inhibitor419
Methotrexate sodiumFolate analog metabolic inhibitor74
MethylprednisoloneCorticosteroid59
MounjaroGLP-1 receptor agonist122
Mycophenolate mofetilAntimetabolite immunosuppressant185
NevirapineHuman immunodeficiency virus 1 Non-Nucleoside analog reverse transcriptase inhibitor50
NivolumabProgrammed death Receptor-1 blocking antibody72
OmalizumabAnti-IgE61
OpsumitEndothelin receptor antagonist64
OrenciaSelective T cell costimulation modulator69
OxaliplatinPlatinum-based drug99
OzempicGLP-1 receptor agonist89
PaclitaxelMicrotubule inhibitor60
PrednisoloneCorticosteroid264
PrednisoneCorticosteroid309
Protopic60
Pulmicort Turbuhaler55
RemicadeTumor necrosis factor blocker244
RepathaPCSK9 inhibitor57
RevlimidThalidomide analog134
RibavirinNucleoside analog antiviral73
RinvoqJanus kinase inhibitor68
RituximabCD20-directed cytolytic antibody333
SeroquelAtypical antipsychotic57
SimponiTumor necrosis factor blocker110
SolirisComplement inhibitor117
StelaraInterleukin-12 antagonist97
SynagisRespiratory syncytial virus Anti-F protein monoclonal antibody87
TacrolimusCalcineurin inhibitor immunosuppressant248
Tecfidera59
TeduglutideGLP-2 analog55
TheophyllineMethylxanthine56
TocilizumabInterleukin-6 receptor antagonist79
TrastuzumabHER2/neu receptor antagonist67
TysabriIntegrin receptor antagonist68
ValsartanAngiotensin 2 receptor blocker59
VedolizumabIntegrin receptor antagonist307
Vincristine66
Vioxx103
XeljanzJanus kinase inhibitor85
XolairAnti-IgE109
Zofran90

The page of each drug has the count of each reaction term in its reaction lookup.

Drug classes in these reports

The table has the 37 pharmacologic classes with 100 or more reports that record this term. The rows are in order of name.

FDA says:

Additionally, it is important to remember that adverse event reports represent a small percentage of total usage numbers of a product. Common products may have a higher number of adverse events due to the higher total number of people using the product.

Source: openFDA, Drug Adverse Event Overview. The site read the page on .

Importantly, the AEMS data by themselves are not an indicator of the safety profile of the drug or biologic.

Source: FDA, FDA Adverse Event Monitoring System (AEMS) Public Dashboard. Content current as of . The site read the page on .

Pharmacologic classes of the drugs that the reports with the term Gastroenteritis name, in order of name
ClassReports with this term
Alkylating drug267
Angiotensin 2 receptor blocker366
Angiotensin converting enzyme inhibitor101
Anthracycline topoisomerase inhibitor119
Anti-IgE170
Antimetabolite immunosuppressant292
Atypical antipsychotic381
Biguanide327
Bisphosphonate180
Calcineurin inhibitor immunosuppressant416
CD20-directed cytolytic antibody473
Complement inhibitor141
Corticosteroid1,054
Endothelin receptor antagonist170
Folate analog metabolic inhibitor505
GLP-1 receptor agonist414
HER2/neu receptor antagonist134
Integrin receptor antagonist402
Interleukin-12 antagonist127
Interleukin-17A antagonist175
Interleukin-6 receptor antagonist237
Janus kinase inhibitor247
Kinase inhibitor576
Microtubule inhibitor140
Nonsteroidal anti-inflammatory drug261
Nucleoside metabolic inhibitor330
Platinum-based drug264
Programmed death Receptor-1 blocking antibody203
Proteasome inhibitor120
Proton pump inhibitor168
Selective T cell costimulation modulator206
Serotonin reuptake inhibitor113
Sodium-Glucose cotransporter 2 inhibitor168
Thalidomide analog248
Thiazide diuretic142
Tumor necrosis factor blocker1,021
Vascular endothelial growth factor inhibitor147

A class with many reports in all has many reports for almost every term.

Reports by month

Reports that record Gastroenteritis, by month, five years to June 2026
05010020222023202420252026

FDA releases FAERS data every quarter, so the newest months are not complete. They grow in later releases.

Patients in these reports

Age of the patient in the reports that record Gastroenteritis
AgeReportsShareShare as a bar
Under 23052.1%
2 to 115984.2%
12 to 173132.2%
18 to 442,36216.5%
45 to 643,16222.1%
65 to 741,90013.3%
75 and over1,48310.4%
Age not given4,18329.2%
Sex of the patient in the reports that record Gastroenteritis
SexReportsShareShare as a bar
Female7,91955.4%
Male4,84433.9%
Unknown or not given1,54310.8%

Age and sex are as the report gives them. 31.2% of these reports give the United States as the country.

Terms near this one

Official pages

The site checked these addresses on . The links open in a new tab.

Cite this page

Reported Reactions. Gastroenteritis: adverse event reports that record this term. https://reportedreactions.com/reaction/gastroenteritis/ Source: U.S. Food and Drug Administration, openFDA Drug Adverse Event (FAERS) files, release of . Reports received through .

Where the data come from

The counts come from the openFDA Drug Adverse Event (FAERS) bulk files, release of 29 Oct 2026. The files have the reports that FDA received through 30 Jun 2026. A drug name is the name on the report. The site matches it to a brand name or a generic name of the National Drug Code Directory of 2 Nov 2026. A class is the pharmacologic class (EPC) of the FDA label.

The count has the reports with each spelling of one MedDRA preferred term. The site does not publish a report narrative, a lot number, a detail of a patient or the identity of a reporter. The record of FDA is the authority. See how the site counts reports, the data sources and the corrections page.

Questions

What does Gastroenteritis mean in an adverse event report?

In plain words: stomach bug. It is a MedDRA preferred term. FDA codes the description of a reporter with the MedDRA dictionary. The openFDA files do not have the description itself, and this site does not show it.

Does a drug in the table mean that the drug was responsible for this reaction?

No. FDA says:

No individual drug is connected to any individual reaction.

Source: openFDA, Drug Adverse Event Overview. The site read the page on .

When a report lists multiple drugs and multiple reactions, there is no way to conclude from the data therein that a given drug is responsible for a given reaction.

Source: openFDA, Drug Adverse Event Overview. The site read the page on .

What does this page tell a person who has this symptom?

This page gives counts of reports. It cannot assess a person. A pharmacist or a clinician can assess a person.

If this is a medical emergency, please call 911.

Source: FDA, MedWatch Online Voluntary Reporting Form. The site read the page on .