Reported Reactions

Adverse event reports that FDA received

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Xgeva (denosumab) adverse event reports that FDA received

Name type
Brand name
Generic name
Denosumab
Class
RANK ligand inhibitor

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.

Drug reports received through . Device reports have a separate cutoff, 30 Sep 2026. Why a report count is not a rate.

Reports on file

From February 2011 to June 2026, FDA received 22,746 adverse event reports that name Xgeva. In these reports the drug is a suspect or interacting product.

In the same period, 13,180 further reports name it only as a concomitant medicine. The counts on this page do not include these reports.

FDA received 756 reports in the 12 months to June 2026 and 1,044 in the 12 months before. FDA releases FAERS data every quarter, so the newest months are not complete. They grow in later releases.

Of the 1,332,454 drug reports that FDA received in the 12 months to June 2026, 756 (0.1%) name Xgeva. Reports from consumers or other non-health professionals were 25.6% of the reports that name Xgeva and 45.8% of all drug reports.

The number of people who use the product is not in the data. A count is not a rate. A count of reports is not a count of events or of patients, because one event can have more than one report.

There are many instances of duplicative reports and some reports do not contain all the necessary information.

Source: FDA, FDA Adverse Event Monitoring System (AEMS) Public Dashboard. Content current as of . The site read the page on .

Suspect product

FDA records each drug in a report as suspect, concomitant or interacting. This page counts the reports in which Xgeva is suspect or interacting. FDA says:

Any number of the drugs may be marked as suspect if thought to be responsible for one or more of the reactions, but that information is not validated.

Source: openFDA, Drug Adverse Event Overview. The site read the page on .

Data version

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

Since the last update

FDA says:

Many factors can influence whether or not an event will be reported, such as the time a product has been marketed and publicity about an event.

Source: openFDA, Drug Adverse Event Overview. The site read the page on .

The information in these reports cannot be used to estimate the incidence (occurrence rates) of the events reported.

Source: FDA, FDA Adverse Event Monitoring System (AEMS) Public Dashboard. Content current as of . The site read the page on .

The latest update of the FDA data, recorded on , changed no count of this page.

  • In April to June 2026, FDA received 134 reports that name Xgeva.
  • In January to March 2026, FDA received 171.
  • In April to June 2025, FDA received 249.

April to June 2026 is the latest closed quarter in the data. A closed quarter is a quarter for which the FDA files have most of the reports.

All updatesFeed of updates (RSS)

Reaction lookup

These are the reaction terms that the reports record, with the number of reports for each term. Type a term or a plain word to find its count.

What this list leaves out

The table lists the 882 reaction terms that 5 or more reports record. A term with fewer than 5 reports is not in the table.

The site keeps reaction terms for all 22,746 reports.

The site keeps a term for a year only if two or more reports of that year record it.

So a count in the table can be lower than the count of FDA.

The table shows the first 50 of 882 terms.

Reaction terms in the reports that name Xgeva, most reports first
Reaction term (MedDRA) and plain meaningReportsShare of the 22,746 reports
Osteonecrosis of jawdeath of jaw bone tissue4,03617.7%
Deaththe patient died; cause not stated by this term3,48115.3%
Off label useused for a purpose or in a way not on the label1,5236.7%
Hypocalcaemialow blood calcium1,2295.4%
Fatiguetiredness1,0334.5%
Hospitalisationadmission to hospital7293.2%
Nauseafeeling sick6372.8%
Diarrhoealoose or frequent stools5762.5%
Painpain, site not specified5752.5%
Metastases to bone5552.4%
Terminal state5472.4%
Bone pain4912.2%
Arthralgiajoint pain4832.1%
Product storage errorthe product was stored wrongly4722.1%
Astheniaweakness or lack of energy4652%
Dyspnoeashortness of breath4622%
Tooth disordera dental problem4311.9%
Disease progressionthe disease advanced4151.8%
Malignant neoplasm progression4131.8%
Back pain4111.8%
Pain in extremitypain in an arm or leg3771.7%
Neutropenialow neutrophils, a type of white blood cell3731.6%
Vomitingbeing sick3721.6%
Pain in jaw3651.6%
Breast cancer metastatic3561.6%
Decreased appetitereduced appetite3531.6%
Pneumonialung infection3511.5%
Headachehead pain3201.4%
Anaemialow red blood cells3171.4%
Malaisegeneral feeling of being unwell3171.4%
Pyrexiafever3101.4%
Tooth extraction3031.3%
Weight decreasedweight loss3001.3%
Metastases to liver2941.3%
Circumstance or information capable of leading to medication errora situation that could lead to a medication error2881.3%
Bone giant cell tumour2801.2%
Rashskin rash2781.2%
Blood calcium decreased2681.2%
Hypercalcaemiahigh blood calcium2591.1%
Neoplasm progression2511.1%
Constipation2381%
General physical health deteriorationgeneral decline in health2321%
Falla fall2311%
Alopeciahair loss2291%
White blood cell count decreasedlow white cell count2201%
Osteonecrosis2010.9%
Toothachetooth pain1980.9%
Neuropathy peripheralnerve damage in hands or feet1970.9%
Drug ineffectivethe medicine did not work as expected1950.9%
Cough1930.8%

Download all 882 terms of Xgeva (CSV)

The counts add to more than 22,746 reports, because one report can record more than one term. FDA says:

No individual drug is connected to any individual reaction. 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 .

The CSV file has the same rows and the same limits. Its last row is a note that says so.

MedDRA term

The person who codes a report selects the preferred term that agrees best with the description of the reporter. The words under a term are the plain meaning that this site gives.

Not the label

The FDA-approved label of a product lists its adverse reactions. See the official pages at the end of this page.

Same ingredient, other names

Reporters write a brand name or a generic name. Each name has its own page and its own count.

Names of Denosumab with a page, in the order generic names, brand names, names as reported
NameName typeReports
DenosumabGeneric name8,242
JubbontiBrand name203
ProliaBrand name137,683
Xgeva (this page)Brand name22,746

Sum of the separately reported names: 168,874. A report that names two of these names is in the sum two times. The sum is not the number of reports for the ingredient.

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 .

Outcomes by year

The table gives the outcomes that the reporters gave, in the terms of FDA.

Outcomes in the reports that name Xgeva, by the year of the openFDA file that holds the report

The table continues to the right.

Year of the openFDA fileReportsSeriousDeathLife-threateningHospitalization (initial or prolonged)Disability or Permanent DamageCongenital Anomaly/Birth DefectOther Serious (Important Medical Events)Not serious
20114292101329210133219
201271843462517910274284
20131,07688425318268220497192
20142,5042,15481420695290876350
20152,3042,191740225964701,440113
20162,7152,383690207046002,061332
20172,5252,147586286464131,911378
20182,4211,783328555725101,512638
20191,37399011028261381823383
202097271912227248170582253
202193970612725213121601233
20221,0477321482220691642315
20231,1956881311918670553507
20241,07478111420269151569293
20251,0809551951825690730125
2026374345601612910125229

An outcome in a report is not proof that the drug was the cause. The reporter gives the outcome, and FDA does not verify it. FDA says:

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 .

The six headings with the names of FDA are the outcome terms of FDA. A report can have more than one outcome. The columns Serious and Not serious are the two values of the openFDA field serious. For the value serious, openFDA gives this description:

The adverse event resulted in death, a life threatening condition, hospitalization, disability, congenital anomaly, or other serious condition

Source: openFDA, Drug adverse event fields (YAML reference). The site read the page on .

The year is the year of the openFDA file that holds the latest version of the report. It is not always the year in which FDA first received the report. The chart of the next section uses the year of first receipt. The latest year is not complete.

Reports by year and month

Reports that name Xgeva, by the year in which FDA received them
02,5005,000201120142017202020232026

The column of 2026 has an outline, because the year is not complete. It has the reports that FDA received through June 2026 only.

Show the figures of the chart as a table
Reports that name Xgeva, by the year in which FDA received them
YearReports
2011298
2012894
20131,135
20142,568
20152,325
20162,799
20172,545
20182,331
20191,353
20201,011
2021958
20221,017
20231,201
20241,025
2025981
2026305
Reports that name Xgeva, 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.

Why a count moves

A count moves for many reasons. The guide gives FDA's words about them.

Patients and reporters

Age of the patient in the reports that name Xgeva
AgeReportsShareShare as a bar
Under 24under 0.1%
2 to 11540.2%
12 to 17840.4%
18 to 449714.3%
45 to 644,94721.7%
65 to 744,63020.4%
75 and over4,04617.8%
Age not given8,01035.2%
Sex of the patient in the reports that name Xgeva
SexReportsShareShare as a bar
Female10,49746.1%
Male8,84138.9%
Unknown or not given3,40815%
Type of reporter in the reports that name Xgeva
ReporterReportsShareShare as a bar
Physician7,30532.1%
Pharmacist1,2695.6%
Other health professional8,18436%
Lawyer10under 0.1%
Consumer or non-health professional5,82725.6%
Not given1510.7%

Age and sex are as the report gives them. The reporter is the primary source in the report. 38% of the reports give the United States as the country.

Reason for use

Reason for use (indication) that the reports of Xgeva record
Indication as recorded (MedDRA)ReportsShare
Prophylaxis3,73016.4%
Metastases to bone3,35714.8%
Breast cancer metastatic1,0934.8%
Breast cancer9594.2%
Prostate cancer7913.5%
Prostate cancer metastatic5772.5%

The reporter fills in the indication, and the field is often empty. Each share is of all 22,746 reports.

Drugs in the same reports

Other drugs that the reports of Xgeva name, in any role, in order of name
DrugReports that name the two
Calcium745
Dexamethasone486
Docetaxel559
Faslodex562
Fulvestrant441
Ibrance850
Letrozole912
Trastuzumab420
Xtandi428
Zometa486

The table has the 10 drug names that these reports name most. Two names in one report says only that the report recorded the two. It says nothing about the part of a product in the event.

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 .

Pages near this one

These links are for navigation. No count selected them. The class page lists each drug of the class.

Official pages

The site checked these addresses on . The links open in a new tab.

Cite this page

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Reported Reactions. Xgeva: adverse event reports that FDA received. https://reportedreactions.com/drug/xgeva/ 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.

A report is in the count when it names Xgeva as a suspect or interacting product. The 13,180 reports that name it only as a concomitant medicine are not in the count. 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

Do these reports show that Xgeva was responsible for the reactions?

No. FDA says:

For any given report, there is no certainty that a suspected drug caused the event.

Source: FDA, FDA Adverse Event Monitoring System (AEMS) Public Dashboard. Content current as of . The site read the page on .

A reaction can relate to the condition that the drug treats, to other medicines, or to something else.

Is this the list of reactions on the label of Xgeva?

No. It is a count of what people reported to FDA: 22,746 reports from February 2011 to June 2026. The FDA-approved label of a product lists its adverse reactions. The official pages at the end of this page link to the labels.

Who sent these reports?

Other health professional (36%), physician (32.1%) and consumer or non-health professional (25.6%). These are the types of reporter for the reports that name this drug.

If a manufacturer receives an adverse event report, it is normally required to send the report to FDA.

Source: openFDA, Drug Adverse Event Overview. The site read the page on .

How does a person report an adverse event?

FDA runs MedWatch, a program that takes voluntary reports from health professionals, patients and consumers. The guide on how to report has the links.