Reported Reactions

Adverse event reports that FDA received

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Osteoarthritis 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 January 2004 to June 2026, FDA received 41,757 adverse event reports that record the MedDRA preferred term Osteoarthritis. The person who codes a report selects the term that agrees best with the description of the reporter.

FDA received 2,216 reports in the 12 months to June 2026 and 2,846 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 331 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, 2,216 (0.2%) record this term. Reports for female patients were 71.9% 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 99 drug pages with 500 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 Osteoarthritis name as a suspect product, in order of name
DrugClassReports with this term
Acetaminophen1,547
ActemraInterleukin-6 receptor antagonist2,845
AdalimumabTumor necrosis factor blocker1,804
Aimovig848
Alendronate sodiumBisphosphonate2,630
Alendronic Acid1,111
ApremilastPhosphodiesterase 4 inhibitor663
AravaAntirheumatic agent2,055
AvonexInterferon beta500
AzathioprinePurine antimetabolite957
Berinert546
Botulinum toxin type aAcetylcholine release inhibitor552
Calcium carbonateBlood coagulation factor792
Calcium Glubionate756
CandesartanAngiotensin 2 receptor blocker813
CelebrexNonsteroidal anti-inflammatory drug1,192
CelecoxibNonsteroidal anti-inflammatory drug953
Certolizumab pegolTumor necrosis factor blocker986
CetirizineHistamine-1 receptor antagonist957
Cetirizine hydrochlorideHistamine-1 receptor antagonist1,273
Cetirizine hydrochloride, pseudoephedrine hydrochlorideHistamine-1 receptor antagonist832
Chlorhexidine631
Chlorhexidine gluconate614
Cholecalciferol819
CimziaTumor necrosis factor blocker1,893
CortisoneCorticosteroid637
Cortisone acetateCorticosteroid1,360
CosentyxInterleukin-17A antagonist2,463
DesoximetasoneCorticosteroid1,680
DiclofenacNonsteroidal anti-inflammatory drug1,470
Diclofenac diethylamine727
Diclofenac potassiumNonsteroidal anti-inflammatory drug1,152
Diclofenac sodiumNonsteroidal anti-inflammatory drug2,053
EnbrelTumor necrosis factor blocker5,185
Erelzi2,001
ErgocalciferolProvitamin D2 compound855
EtanerceptTumor necrosis factor blocker583
Flumethasone Pivalate1,192
Folic acid1,977
FosamaxBisphosphonate4,591
Fosamax Plus D646
Gold Sodium Thiomalate782
GolimumabTumor necrosis factor blocker812
Humira9,282
HydrocortisoneCorticosteroid845
HydroxychloroquineAntimalarial1,803
Hydroxychloroquine sulfateAntimalarial1,644
HyrimozTumor necrosis factor blocker539
InfliximabTumor necrosis factor blocker1,850
Isopropyl alcoholStandardized chemical allergen665
KevzaraInterleukin-6 receptor antagonist847
LamictalAnti-epileptic agent549
LeflunomideAntirheumatic agent2,652
Lyrica794
MethotrexateFolate analog metabolic inhibitor4,667
Methotrexate sodiumFolate analog metabolic inhibitor917
Methylprednisolone sodium succinateCorticosteroid673
MinocyclineTetracycline-class drug504
Mycophenolate mofetilAntimetabolite immunosuppressant960
Myrbetriqbeta3-Adrenergic agonist555
NaproxenNonsteroidal anti-inflammatory drug845
Naproxen sodiumNonsteroidal anti-inflammatory drug1,149
NexiumProton pump inhibitor557
NucalaInterleukin-5 antagonist701
OrenciaSelective T cell costimulation modulator3,092
OtezlaPhosphodiesterase 4 inhibitor1,267
OxycodoneOpioid agonist1,348
Oxycodone hydrochlorideOpioid agonist679
Oxycodone Terephthalate959
PantoprazoleProton pump inhibitor671
Pantoprazole sodiumProton pump inhibitor525
Periogard759
Phthalylsulfathiazole1,537
PlaquenilAntimalarial1,158
PrednisoneCorticosteroid2,495
ProliaRANK ligand inhibitor636
Pseudoephedrine715
Pseudoephedrine hydrochloridealpha-Adrenergic agonist1,135
RamiprilAngiotensin converting enzyme inhibitor955
RemicadeTumor necrosis factor blocker1,947
RinvoqJanus kinase inhibitor898
RituxanCD20-directed cytolytic antibody625
RituximabCD20-directed cytolytic antibody3,034
SimponiTumor necrosis factor blocker1,885
Sirukumab588
StelaraInterleukin-12 antagonist1,414
SulfasalazineAminosalicylate2,809
TocilizumabInterleukin-6 receptor antagonist1,114
TofacitinibJanus kinase inhibitor549
Tofacitinib citrateJanus kinase inhibitor593
Topiramate504
Tramadol hydrochlorideOpioid agonist872
Triamcinolone acetonideCorticosteroid718
TruvadaHuman immunodeficiency virus nucleoside analog reverse transcriptase inhibitor552
UstekinumabInterleukin-12 antagonist638
Vioxx676
Vitamin cVitamin C782
XeljanzJanus kinase inhibitor2,831
Zometa577

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 45 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 Osteoarthritis name, in order of name
ClassReports with this term
Acetylcholine release inhibitor594
alpha-Adrenergic agonist1,145
Aminosalicylate3,199
Angiotensin 2 receptor blocker1,604
Angiotensin converting enzyme inhibitor1,389
Anti-epileptic agent1,124
Antimalarial4,612
Antimetabolite immunosuppressant1,016
Antirheumatic agent4,707
Atypical antipsychotic1,030
Benzodiazepine505
beta3-Adrenergic agonist599
Biguanide623
Bisphosphonate7,943
Blood coagulation factor1,190
CD20-directed cytolytic antibody3,940
Corticosteroid11,781
Dihydrofolate reductase inhibitor antibacterial785
Folate analog metabolic inhibitor5,593
Histamine-1 receptor antagonist3,592
Histamine-2 receptor antagonist652
HMG-CoA reductase inhibitor742
Human immunodeficiency virus nucleoside analog reverse transcriptase inhibitor730
Integrin receptor antagonist621
Interferon beta697
Interleukin-12 antagonist2,052
Interleukin-17A antagonist2,816
Interleukin-5 antagonist826
Interleukin-6 receptor antagonist4,959
Janus kinase inhibitor5,014
Kinase inhibitor724
Nonsteroidal anti-inflammatory drug9,879
Norepinephrine reuptake inhibitor653
Opioid agonist5,302
Partial opioid agonist645
Phosphodiesterase 4 inhibitor1,932
Proton pump inhibitor2,590
Provitamin D2 compound903
Purine antimetabolite1,286
RANK ligand inhibitor698
Selective T cell costimulation modulator3,563
Standardized chemical allergen1,408
Tetracycline-class drug1,820
Tumor necrosis factor blocker17,688
Vitamin C967

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

Reports by month

Reports that record Osteoarthritis, 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 Osteoarthritis
AgeReportsShareShare as a bar
Under 25under 0.1%
2 to 11640.2%
12 to 17570.1%
18 to 443,5968.6%
45 to 6411,28527%
65 to 746,45015.4%
75 and over3,8719.3%
Age not given16,42939.3%
Sex of the patient in the reports that record Osteoarthritis
SexReportsShareShare as a bar
Female30,02671.9%
Male9,25722.2%
Unknown or not given2,4745.9%

Age and sex are as the report gives them. 55.2% of these reports give the United States as the country.

Terms near this one

Official pages

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Reported Reactions. Osteoarthritis: adverse event reports that record this term. https://reportedreactions.com/reaction/osteoarthritis/ 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 Osteoarthritis 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 .