Reported Reactions

Adverse event reports that FDA received

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Osteonecrosis of jaw adverse event reports that record this term

Kind of term
MedDRA preferred term
Plain meaning
death of jaw bone tissue

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 2004 to June 2026, FDA received 24,592 adverse event reports that record the MedDRA preferred term Osteonecrosis of jaw. In plain words, the term means: death of jaw bone tissue. The person who codes a report selects the term that agrees best with the description of the reporter.

FDA received 721 reports in the 12 months to June 2026 and 825 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 780 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, 721 (0.1%) record this term. Reports for patients aged 65 to 74 were 23% of the reports that record this term and 11.3% 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

Death of jaw bone tissue. 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 123 drug pages with 25 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 Osteonecrosis of jaw name as a suspect product, in order of name
DrugClassReports with this term
AbemaciclibKinase inhibitor46
Aclasta473
ActonelBisphosphonate286
AdalimumabTumor necrosis factor blocker82
AfinitorKinase inhibitor156
AlendronateBisphosphonate339
Alendronate sodiumBisphosphonate540
Alendronic Acid481
Alendronic Acid Tablets32
AlimtaFolate analog metabolic inhibitor43
Alkeran32
AnastrozoleAromatase inhibitor100
AravaAntirheumatic agent34
Aredia778
AvastinVascular endothelial growth factor inhibitor208
BevacizumabVascular endothelial growth factor inhibitor174
Bonalon55
Bondronat83
Boniva322
Bonviva159
BortezomibProteasome inhibitor89
Cabazitaxel26
CabometyxKinase inhibitor138
CabozantinibKinase inhibitor27
CapecitabineNucleoside metabolic inhibitor119
CarboplatinPlatinum-based drug127
CisplatinPlatinum-based drug65
CyclophosphamideAlkylating drug165
CytarabineNucleoside metabolic inhibitor28
DarzalexCD38-directed cytolytic antibody40
Decadron25
DenosumabRANK ligand inhibitor1,393
DexamethasoneCorticosteroid291
DocetaxelMicrotubule inhibitor217
DoxorubicinAnthracycline topoisomerase inhibitor35
EligardGonadotropin releasing hormone receptor agonist26
EnbrelTumor necrosis factor blocker38
EnzalutamideAndrogen receptor inhibitor40
EtanerceptTumor necrosis factor blocker29
Evenity84
EverolimusKinase inhibitor117
ExemestaneAromatase inhibitor104
FaslodexEstrogen receptor antagonist51
FemaraAromatase inhibitor47
FluorouracilNucleoside metabolic inhibitor56
ForteoParathyroid hormone analog45
FosamaxBisphosphonate1,755
Fosamax Plus D188
Fosavance50
FulvestrantEstrogen receptor antagonist203
GemcitabineNucleoside metabolic inhibitor45
Glivec40
HerceptinHER2/neu receptor antagonist83
Humira61
Ibandronate44
Ibandronate sodiumBisphosphonate116
Ibandronic Acid177
IbranceKinase inhibitor241
InfliximabTumor necrosis factor blocker40
InlytaKinase inhibitor26
Irinotecan45
KeytrudaProgrammed death Receptor-1 blocking antibody34
KisqaliKinase inhibitor191
LeflunomideAntirheumatic agent61
Lenadex34
LenalidomideThalidomide analog97
LenvatinibKinase inhibitor32
LenvimaKinase inhibitor70
LetrozoleAromatase inhibitor314
Mabthera25
MethotrexateFolate analog metabolic inhibitor224
Methotrexate sodiumFolate analog metabolic inhibitor66
MethylprednisoloneCorticosteroid30
Mycophenolate mofetilAntimetabolite immunosuppressant46
NivolumabProgrammed death Receptor-1 blocking antibody44
OpdivoProgrammed death Receptor-1 blocking antibody36
OxaliplatinPlatinum-based drug39
PaclitaxelMicrotubule inhibitor109
PalbociclibKinase inhibitor174
Pamidronate165
Pamidronate disodiumBisphosphonate425
PembrolizumabProgrammed death Receptor-1 blocking antibody39
PemetrexedFolate analog metabolic inhibitor37
PertuzumabHER2/neu receptor antagonist55
PomalystThalidomide analog80
Pralia330
PrednisoloneCorticosteroid323
PrednisoneCorticosteroid238
Predonine38
ProliaRANK ligand inhibitor3,183
Ranmark943
ReclastBisphosphonate227
RevlimidThalidomide analog514
RibociclibKinase inhibitor61
Risedronate45
Risedronate sodiumBisphosphonate97
Risedronate Sodium - Bp32
Risedronic Acid30
RituximabCD20-directed cytolytic antibody75
Sunitinib117
Sunitinib malateKinase inhibitor74
SutentKinase inhibitor167
TacrolimusCalcineurin inhibitor immunosuppressant27
Tamoxifen48
Taxotere44
TemozolomideAlkylating drug37
Thalidomide95
TocilizumabInterleukin-6 receptor antagonist34
TrastuzumabHER2/neu receptor antagonist146
VelcadeProteasome inhibitor88
Vincristine38
VinorelbineVinca alkaloid47
VotrientKinase inhibitor39
XelodaNucleoside metabolic inhibitor43
XgevaRANK ligand inhibitor4,036
Xofigo74
XtandiAndrogen receptor inhibitor69
Zoledronate871
Zoledronic66
Zoledronic acidBisphosphonate2,479
Zoledronoc Acid67
Zometa5,099
ZytigaCytochrome P450 17A1 inhibitor30

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 54 pharmacologic classes with 10 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 Osteonecrosis of jaw name, in order of name
ClassReports with this term
Alkylating drug228
Androgen receptor inhibitor125
Angiotensin 2 receptor blocker19
Anthracycline topoisomerase inhibitor49
Anti-epileptic agent10
Anticholinergic11
Antimetabolite immunosuppressant46
Antirheumatic agent95
Aromatase inhibitor601
Atypical antipsychotic12
beta-Adrenergic blocker16
Bisphosphonate6,264
Calcineurin inhibitor immunosuppressant29
CD20-directed cytolytic antibody87
CD38-directed cytolytic antibody70
Corticosteroid923
CTLA-4-directed blocking antibody12
Cytochrome P450 17A1 inhibitor50
Endoglycosidase12
Epidermal growth factor receptor antagonist19
Estrogen10
Estrogen Agonist/Antagonist33
Estrogen receptor antagonist259
Fluoroquinolone antibacterial18
Folate analog metabolic inhibitor387
Gonadotropin releasing hormone receptor agonist41
HER2/neu receptor antagonist311
Herpes simplex virus nucleoside analog DNA polymerase inhibitor10
Integrin receptor antagonist13
Interleukin-17A antagonist24
Interleukin-6 receptor antagonist50
Janus kinase inhibitor18
Kinase inhibitor1,775
Lincosamide antibacterial15
Microtubule inhibitor342
Nonsteroidal anti-inflammatory drug31
Nucleoside metabolic inhibitor325
Parathyroid hormone analog65
Penicillin-class antibacterial31
Platinum-based drug231
Programmed death Receptor-1 blocking antibody185
Proteasome inhibitor249
Proton pump inhibitor38
Provitamin D2 compound21
Purine antimetabolite23
RANK ligand inhibitor8,612
Selective T cell costimulation modulator17
Serotonin reuptake inhibitor18
Thalidomide analog712
Topoisomerase inhibitor29
Tumor necrosis factor blocker238
Vascular endothelial growth factor inhibitor408
Vascular endothelial growth factor receptor 2 antagonist12
Vinca alkaloid49

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

Reports by month

Reports that record Osteonecrosis of jaw, by month, five years to June 2026
010020020222023202420252026

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 Osteonecrosis of jaw
AgeReportsShareShare as a bar
Under 21under 0.1%
2 to 11130.1%
12 to 17240.1%
18 to 444571.9%
45 to 645,56022.6%
65 to 745,64723%
75 and over4,98420.3%
Age not given7,90632.1%
Sex of the patient in the reports that record Osteonecrosis of jaw
SexReportsShareShare as a bar
Female14,80260.2%
Male7,21629.3%
Unknown or not given2,57410.5%

Age and sex are as the report gives them. 29.2% of these reports give the United States as the country.

Terms near this one

These are the next terms in the A to Z list. The links are for navigation.

Official pages

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Reported Reactions. Osteonecrosis of jaw: adverse event reports that record this term. https://reportedreactions.com/reaction/osteonecrosis-of-jaw/ 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 Osteonecrosis of jaw mean in an adverse event report?

In plain words: death of jaw bone tissue. 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 .