Reported Reactions

Adverse event reports that FDA received

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Drug dose omission adverse event reports that record this term

Kind of term
MedDRA preferred term
Plain meaning
a dose was missed

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 February 2004 to September 2018, FDA received 165,466 adverse event reports that record the MedDRA preferred term Drug dose omission. In plain words, the term means: a dose was missed. The person who codes a report selects the term that agrees best with the description of the reporter.

FDA received 0 reports in the 12 months to June 2026 and 0 in the 12 months before. FDA releases FAERS data every quarter, so the newest months are not complete. They grow in later releases.

Reports for female patients were 60.4% 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.

Plain meaning

A dose was missed. 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 115 drug pages with 250 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 Drug dose omission name as a suspect product, in order of name
DrugClassReports with this term
AbilifyAtypical antipsychotic579
Advair DiskusCorticosteroid1,702
Advair HfaCorticosteroid446
Albuterol sulfatebeta2-Adrenergic agonist269
AmbrisentanEndothelin receptor antagonist545
AmpyraPotassium channel blocker1,930
Anoro ElliptaAnticholinergic449
ArimidexAromatase inhibitor255
AsmanexCorticosteroid1,447
Asmanex Twisthaler810
AubagioPyrimidine synthesis inhibitor1,069
AvonexInterferon beta2,144
AzasiteMacrolide antimicrobial323
BenlystaB lymphocyte stimulator-specific inhibitor380
Betaseron400
Breo ElliptaCorticosteroid758
BrilintaP2Y12 platelet inhibitor498
Bydureon993
ByettaGLP-1 receptor agonist774
ChantixPartial cholinergic nicotinic agonist403
ConcertaCentral nervous system stimulant297
Copaxone557
CrestorHMG-CoA reductase inhibitor1,866
Cymbalta602
DaytranaCentral nervous system stimulant1,402
Dianeal Low Calcium Peritoneal Dialysis Solution with Dextrose347
DuleraCorticosteroid1,972
Duragesic1,015
Duragesic-100381
EliquisFactor Xa inhibitor405
EnbrelTumor necrosis factor blocker11,069
EsbrietPyridone267
Fentanyl Transdermal System276
ForteoParathyroid hormone analog3,114
Genotropin395
HarvoniHepatitis C virus NS5A inhibitor424
HumalogInsulin analog2,706
Humalog Mix75/25Insulin analog408
Humatrope397
Humira8,024
Humira 40 Mg/0 8 Ml Pen324
Humulin NInsulin382
IbranceKinase inhibitor526
ImbruvicaKinase inhibitor326
Incivek533
Insulin glargineInsulin analog274
Invega SustennaAtypical antipsychotic1,326
InvokanaSodium-Glucose cotransporter 2 inhibitor329
JakafiJanus kinase inhibitor1,242
JanuviaDipeptidyl peptidase 4 inhibitor346
LamictalAnti-epileptic agent302
LantusInsulin analog553
Lantus SolostarInsulin analog782
LetairisEndothelin receptor antagonist269
LisinoprilAngiotensin converting enzyme inhibitor811
Lyrica587
NasonexCorticosteroid1,028
NeulastaLeukocyte growth factor2,089
NexiumProton pump inhibitor9,957
Northera956
NuplazidAtypical antipsychotic278
OmeprazoleProton pump inhibitor626
OpsumitEndothelin receptor antagonist430
OrenciaSelective T cell costimulation modulator455
Ortho Evra482
Ortho Tri Cyclen Lo684
OtezlaPhosphodiesterase 4 inhibitor2,453
PegasysInterferon alpha616
Pegintron479
PlegridyInterferon beta389
PraluentPCSK9 inhibitor315
PrilosecProton pump inhibitor1,052
Prilosec OTCProton pump inhibitor616
ProliaRANK ligand inhibitor1,245
Proventil1,288
Pulmicort FlexhalerCorticosteroid513
RebifInterferon beta263
RemicadeTumor necrosis factor blocker794
RemodulinProstacycline vasodilator1,274
RepathaPCSK9 inhibitor4,913
RestasisCalcineurin inhibitor immunosuppressant453
RevlimidThalidomide analog1,750
RibavirinNucleoside analog antiviral640
Risperdal Consta1,614
SabrilAnti-epileptic agent1,239
SensiparCalcium-sensing receptor agonist8,672
SeroquelAtypical antipsychotic5,447
SimponiTumor necrosis factor blocker2,755
Solostar341
SprycelKinase inhibitor339
StelaraInterleukin-12 antagonist1,960
Sumatriptan Injection Usp 6 Mg/0 5 Ml1,394
SymbicortCorticosteroid3,210
Symbicort Pmdi351
Tanzeum1,270
Tecfidera1,698
Toprol Xlbeta-Adrenergic blocker391
Toprol-Xl303
TracleerEndothelin receptor antagonist435
TrulicityGLP-1 receptor agonist1,290
Tudorza PressairAnticholinergic982
TysabriIntegrin receptor antagonist1,116
TyvasoProstacycline vasodilator553
Veltassa670
Ventolin Hfabeta2-Adrenergic agonist1,132
Viekira Pak480
Vivitrol383
VyvanseCentral nervous system stimulant271
XareltoFactor Xa inhibitor1,331
XeljanzJanus kinase inhibitor749
XtandiAndrogen receptor inhibitor906
XyremCentral nervous system depressant536
ZepatierHepatitis C virus NS3/4A protease inhibitor253
ZomigSerotonin-1b and Serotonin-1d receptor agonist251
ZytigaCytochrome P450 17A1 inhibitor533

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 43 pharmacologic classes with 500 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 Drug dose omission name, in order of name
ClassReports with this term
Androgen receptor inhibitor938
Angiotensin converting enzyme inhibitor874
Anti-epileptic agent1,857
Anticholinergic1,766
Atypical antipsychotic9,198
beta-Adrenergic blocker1,163
beta2-Adrenergic agonist1,456
Calcineurin inhibitor immunosuppressant566
Calcium-sensing receptor agonist8,676
Central nervous system depressant536
Central nervous system stimulant2,151
Corticosteroid12,217
Cytochrome P450 17A1 inhibitor535
Endothelin receptor antagonist1,728
Estrogen848
Factor Xa inhibitor1,767
GLP-1 receptor agonist2,299
Hepatitis C virus NS5A inhibitor752
HMG-CoA reductase inhibitor2,097
Insulin857
Insulin analog5,455
Integrin receptor antagonist1,226
Interferon alpha626
Interferon beta2,805
Interleukin-12 antagonist1,962
Janus kinase inhibitor1,993
Kinase inhibitor2,293
Leukocyte growth factor2,145
Nucleoside analog antiviral717
Opioid agonist727
P2Y12 platelet inhibitor755
Parathyroid hormone analog3,221
PCSK9 inhibitor5,242
Phosphodiesterase 4 inhibitor2,553
Potassium channel blocker1,930
Prostacycline vasodilator2,129
Proton pump inhibitor12,602
Pyrimidine synthesis inhibitor1,108
RANK ligand inhibitor1,293
Selective T cell costimulation modulator605
Serotonin and norepinephrine reuptake inhibitor530
Thalidomide analog1,968
Tumor necrosis factor blocker15,082

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

Reports by month

Reports that record Drug dose omission, by month, five years to June 2026
01120222023202420252026

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 Drug dose omission
AgeReportsShareShare as a bar
Under 24160.3%
2 to 111,7271%
12 to 171,6321%
18 to 4419,49011.8%
45 to 6443,00326%
65 to 7417,05910.3%
75 and over11,4276.9%
Age not given70,71242.7%
Sex of the patient in the reports that record Drug dose omission
SexReportsShareShare as a bar
Female99,92360.4%
Male54,14532.7%
Unknown or not given11,3986.9%

Age and sex are as the report gives them. 95.8% of these reports give the United States as the country.

Terms near this one

Official pages

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Reported Reactions. Drug dose omission: adverse event reports that record this term. https://reportedreactions.com/reaction/drug-dose-omission/ 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 Drug dose omission mean in an adverse event report?

In plain words: a dose was missed. 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 .