Reported Reactions

Adverse event reports that FDA received

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Product availability issue adverse event reports that record this term

Kind of term
MedDRA preferred term
Plain meaning
the product was not available

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 March 2012 to June 2026, FDA received 22,123 adverse event reports that record the MedDRA preferred term Product availability issue. In plain words, the term means: the product was not available. The person who codes a report selects the term that agrees best with the description of the reporter.

FDA received 2,390 reports in the 12 months to June 2026 and 3,306 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 307 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, 2,390 (0.2%) record this term. Reports for patients aged 45 to 64 were 13.7% of the reports that record this term and 20% 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

The product was not available. 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 82 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 availability issue name as a suspect product, in order of name
DrugClassReports with this term
AbilifyAtypical antipsychotic100
AdderallCentral nervous system stimulant576
AdempasSoluble guanylate cyclase stimulator79
Advate59
AripiprazoleAtypical antipsychotic114
AsmanexCorticosteroid59
BenlystaB lymphocyte stimulator-specific inhibitor110
Bimekizumab86
Bimzelx716
Brivaracetam236
Briviact149
Budesonide Formoterol Fumarate69
Carbidopa levodopaAromatic amino acid53
Certolizumab pegolTumor necrosis factor blocker443
CimziaTumor necrosis factor blocker982
ClonazepamBenzodiazepine95
ConcertaCentral nervous system stimulant315
CosentyxInterleukin-17A antagonist394
Dextroamphet Saccharat Amphet Aspartate Dextroamphet Sulfate and Amp107
DuleraCorticosteroid59
Eltrombopag olamineThrombopoietin receptor agonist81
EntrestoAngiotensin 2 receptor blocker278
EnzalutamideAndrogen receptor inhibitor209
EstradiolEstrogen132
FentanylOpioid agonist93
FirazyrBradykinin B2 receptor antagonist57
Gemtesabeta3-Adrenergic agonist163
GilenyaSphingosine 1-phosphate receptor modulator110
Human immunoglobulin gHuman immunoglobulin G155
Human Immunoglobulin G Hyaluronidase Recombinant Human126
HyrimozTumor necrosis factor blocker69
IcatibantBradykinin B2 receptor antagonist125
IdursulfaseHydrolytic lysosomal glycosaminoglycan-specific enzyme194
InfliximabTumor necrosis factor blocker103
JakafiJanus kinase inhibitor1,911
Keppra132
KesimptaCD20-directed cytolytic antibody83
KisqaliKinase inhibitor125
Lacosamide268
Lacrisert105
Lanadelumab71
LenalidomideThalidomide analog54
Levetiracetam68
LialdaAminosalicylate70
Lidocaine patchAmide local anesthetic84
Lisdexamfetamine dimesylateCentral nervous system stimulant476
MesalamineAminosalicylate157
MethotrexateFolate analog metabolic inhibitor82
Methylphenidate hydrochlorideCentral nervous system stimulant59
Myrbetriqbeta3-Adrenergic agonist59
NeuproNonergot dopamine agonist58
NucalaInterleukin-5 antagonist77
OmalizumabAnti-IgE126
OmnitropeRecombinant human growth hormone217
OpzeluraJanus kinase inhibitor355
OzempicGLP-1 receptor agonist54
PentasaAminosalicylate55
PrednisoneCorticosteroid90
PromactaThrombopoietin receptor agonist66
QuviviqOrexin receptor antagonist146
RevlimidThalidomide analog54
RitalinCentral nervous system stimulant78
RituximabCD20-directed cytolytic antibody92
RotigotineNonergot dopamine agonist86
RuxolitinibJanus kinase inhibitor63
SinemetAromatic amino acid107
TakhzyroPlasma kallikrein inhibitor72
TasignaKinase inhibitor65
TeduglutideGLP-2 analog153
TegretolMood stabilizer201
Tice Bcg235
TrileptalAnti-epileptic agent67
VedolizumabIntegrin receptor antagonist715
Velaglucerase alfaHydrolytic lysosomal glucocerebroside-specific enzyme60
Venofer (iron sucrose)Parenteral iron replacement55
Vimpat119
Vivelle-DotEstrogen76
VyvanseCentral nervous system stimulant1,419
Xcopri64
XifaxanRifamycin antibacterial84
XolairAnti-IgE141
XtandiAndrogen receptor inhibitor57

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 60 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 availability issue name, in order of name
ClassReports with this term
alpha-Adrenergic blocker66
Amide local anesthetic105
Aminoketone76
Aminosalicylate289
Androgen receptor inhibitor268
Angiotensin 2 receptor blocker482
Angiotensin converting enzyme inhibitor66
Anti-epileptic agent193
Anti-IgE267
Anticholinergic50
Aromatase inhibitor76
Aromatic amino acid170
Atypical antipsychotic486
B lymphocyte stimulator-specific inhibitor138
Benzodiazepine295
beta-Adrenergic blocker98
beta2-Adrenergic agonist80
beta3-Adrenergic agonist231
Biguanide88
Bradykinin B2 receptor antagonist182
Calcineurin inhibitor immunosuppressant110
CD20-directed cytolytic antibody184
Central alpha-2 adrenergic agonist60
Central nervous system stimulant3,093
Corticosteroid475
Endothelin receptor antagonist63
Estrogen290
Estrogen receptor antagonist63
Factor Xa inhibitor58
Folate analog metabolic inhibitor84
GLP-1 receptor agonist112
GLP-2 analog162
Gonadotropin releasing hormone receptor agonist50
Human immunoglobulin G223
Hydrolytic lysosomal glucocerebroside-specific enzyme63
Hydrolytic lysosomal glycosaminoglycan-specific enzyme196
Integrin receptor antagonist747
Interleukin-17A antagonist416
Interleukin-5 antagonist88
Janus kinase inhibitor2,337
Kinase inhibitor429
Leukotriene receptor antagonist54
Mood stabilizer240
Nonergot dopamine agonist144
Nonsteroidal anti-inflammatory drug70
Opioid agonist282
Orexin receptor antagonist183
Osmotic laxative53
Parenteral iron replacement61
Plasma kallikrein inhibitor77
Prostaglandin analog74
Proton pump inhibitor65
Recombinant human growth hormone240
Rifamycin antibacterial86
Serotonin reuptake inhibitor66
Soluble guanylate cyclase stimulator86
Sphingosine 1-phosphate receptor modulator148
Thalidomide analog118
Thrombopoietin receptor agonist147
Tumor necrosis factor blocker1,764

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

Reports by month

Reports that record Product availability issue, by month, five years to June 2026
025050020222023202420252026

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 availability issue
AgeReportsShareShare as a bar
Under 2320.1%
2 to 114772.2%
12 to 173051.4%
18 to 442,57911.7%
45 to 643,02113.7%
65 to 741,4926.7%
75 and over1,1935.4%
Age not given13,02458.9%
Sex of the patient in the reports that record Product availability issue
SexReportsShareShare as a bar
Female10,28246.5%
Male6,34128.7%
Unknown or not given5,50024.9%

Age and sex are as the report gives them. 71% of these reports give the United States as the country.

Terms near this one

Official pages

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

In plain words: the product was not available. 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 .