Reported Reactions

Adverse event reports that FDA received

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Product prescribing issue adverse event reports that record this term

Kind of term
MedDRA preferred term

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 April 2012 to June 2026, FDA received 20,084 adverse event reports that record the MedDRA preferred term Product prescribing issue. The person who codes a report selects the term that agrees best with the description of the reporter.

FDA received 5,093 reports in the 12 months to June 2026 and 3,629 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 147 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, 5,093 (0.4%) record this term. Reports for female patients were 48.1% of the reports that record this term and 52.7% 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.

Data version

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

Drugs in these reports

The table has the 91 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 Product prescribing issue name as a suspect product, in order of name
DrugClassReports with this term
Acetaminophen59
Acetaminophen Hydrocodone Bitartrate53
Acetaminophen Oxycodone Hydrochloride168
AdempasSoluble guanylate cyclase stimulator68
Albuterol sulfatebeta2-Adrenergic agonist97
AleveNonsteroidal anti-inflammatory drug193
AlprazolamBenzodiazepine58
AspirinNonsteroidal anti-inflammatory drug99
Avodart52
AzathioprinePurine antimetabolite64
BudesonideCorticosteroid98
BuprenorphinePartial opioid agonist66
CabometyxKinase inhibitor384
CarboplatinPlatinum-based drug50
Certolizumab pegolTumor necrosis factor blocker196
CimziaTumor necrosis factor blocker148
CiprofloxacinFluoroquinolone antibacterial94
Claritin128
ClonazepamBenzodiazepine69
CosentyxInterleukin-17A antagonist102
CyclophosphamideAlkylating drug93
CyclosporineCalcineurin inhibitor immunosuppressant96
DexamethasoneCorticosteroid132
DiclofenacNonsteroidal anti-inflammatory drug54
DilaudidOpioid agonist134
DoxorubicinAnthracycline topoisomerase inhibitor50
DupilumabInterleukin-4 receptor alpha antagonist63
DupixentInterleukin-4 receptor alpha antagonist2,042
Dutasteride5-alpha reductase inhibitor83
EliquisFactor Xa inhibitor61
EndocetOpioid agonist68
EtoposideTopoisomerase inhibitor63
FentanylOpioid agonist155
FurosemideLoop diuretic52
GabapentinAnti-epileptic agent117
GavretoKinase inhibitor180
Heroin52
Hydrocodone bitartrateOpioid agonist79
Hydrocodone bitartrate and acetaminophenOpioid agonist219
Hydromorphone hydrochlorideOpioid agonist50
IbranceKinase inhibitor97
InflectraTumor necrosis factor blocker269
InfliximabTumor necrosis factor blocker64
KeytrudaProgrammed death Receptor-1 blocking antibody80
Lagevrio87
LamotrigineAnti-epileptic agent60
Lantus SolostarInsulin analog154
LenalidomideThalidomide analog315
Lyrica69
MethadoneOpioid agonist62
MethotrexateFolate analog metabolic inhibitor250
MethylprednisoloneCorticosteroid87
MiraLAXOsmotic laxative1,845
MirenaProgestin63
Mirtazapine69
Morphine sulfateOpioid agonist223
MoxifloxacinFluoroquinolone antibacterial59
MS ContinOpioid agonist133
Mupirocin121
Mycophenolate mofetilAntimetabolite immunosuppressant195
NexplanonProgestin289
OlanzapineAtypical antipsychotic68
OxycodoneOpioid agonist86
Oxycodone and acetaminophenOpioid agonist125
Oxycodone hydrochlorideOpioid agonist554
OxyContinOpioid agonist504
Paxlovid146
PercocetOpioid agonist201
PomalystThalidomide analog276
PrednisoloneCorticosteroid107
PrednisoneCorticosteroid224
Pregabalin85
QuetiapineAtypical antipsychotic69
RevlimidThalidomide analog783
RisperidoneAtypical antipsychotic55
RituximabCD20-directed cytolytic antibody114
RivaroxabanFactor Xa inhibitor123
Seretide53
Slynd129
StivargaKinase inhibitor66
TacrolimusCalcineurin inhibitor immunosuppressant117
Tavalisse311
TolvaptanVasopressin V2 receptor antagonist79
Tramadol164
Tramadol hydrochlorideOpioid agonist89
Trelegy ElliptaAnticholinergic129
VedolizumabIntegrin receptor antagonist58
XareltoFactor Xa inhibitor286
Xdemvy117
XeljanzJanus kinase inhibitor250
XifaxanRifamycin antibacterial75

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 59 pharmacologic classes with 50 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 Product prescribing issue name, in order of name
ClassReports with this term
5-alpha reductase inhibitor105
Alkylating drug139
Aminoketone53
Angiotensin 2 receptor blocker69
Anthracycline topoisomerase inhibitor50
Anti-epileptic agent254
Anticholinergic191
Antimalarial58
Antimetabolite immunosuppressant226
Aromatic amino acid57
Atypical antipsychotic449
Azole antifungal87
Benzodiazepine373
beta-Adrenergic blocker86
beta2-Adrenergic agonist134
Biguanide88
Calcineurin inhibitor immunosuppressant224
CD20-directed cytolytic antibody177
Central alpha-2 adrenergic agonist63
Central nervous system stimulant69
Corticosteroid1,162
Estrogen171
Factor Xa inhibitor497
Fluoroquinolone antibacterial201
Folate analog metabolic inhibitor262
GLP-1 receptor agonist107
Histamine-1 receptor antagonist88
Human immunoglobulin G111
Insulin analog287
Integrin receptor antagonist63
Interleukin-17A antagonist105
Interleukin-4 receptor alpha antagonist2,105
Janus kinase inhibitor330
Kinase inhibitor885
Leukotriene receptor antagonist52
Loop diuretic68
Microtubule inhibitor50
Nonsteroidal anti-inflammatory drug518
Nucleoside metabolic inhibitor152
Opioid agonist2,933
Opioid antagonist50
Osmotic laxative1,896
Oxazolidinone antibacterial50
P2Y12 platelet inhibitor58
Partial opioid agonist157
Platinum-based drug126
Progestin391
Programmed death Receptor-1 blocking antibody151
Proton pump inhibitor160
Purine antimetabolite64
Retinoid106
Rifamycin antibacterial114
Serotonin and norepinephrine reuptake inhibitor59
Serotonin reuptake inhibitor171
Soluble guanylate cyclase stimulator77
Thalidomide analog1,380
Topoisomerase inhibitor66
Tumor necrosis factor blocker803
Vasopressin V2 receptor antagonist87

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

Reports by month

Reports that record Product prescribing issue, by month, five years to June 2026
05001,00020222023202420252026

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 Product prescribing issue
AgeReportsShareShare as a bar
Under 21450.7%
2 to 116763.4%
12 to 175602.8%
18 to 442,19310.9%
45 to 643,15315.7%
65 to 742,55512.7%
75 and over2,56612.8%
Age not given8,23641%
Sex of the patient in the reports that record Product prescribing issue
SexReportsShareShare as a bar
Female9,66148.1%
Male6,99734.8%
Unknown or not given3,42617.1%

Age and sex are as the report gives them. 78% of these reports give the United States as the country.

Terms near this one

Official pages

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Reported Reactions. Product prescribing issue: adverse event reports that record this term. https://reportedreactions.com/reaction/product-prescribing-issue/ 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 Product prescribing issue mean in an adverse event report?

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 .