Reported Reactions

Devices › System, test, blood glucose, over the counter

Device brand name · Glucose monitoring sys/kit

Ot Ultra 2 Meter: medical device reports filed with FDA

534 reports name it, 2007–2024. Manufacturer given most often on reports: Lifescan Europe. Product code NBW.

534
device reports naming the brand
0% of all MAUDE reports · about 28 a year
0
reports, 12 months to August 2026
16 in the 12 months before
0%
classified as malfunction
90.4% across the product code
0%
classified as death, as reported
0 reports · not verified by FDA

534 medical device reports received by FDA name the brand "Ot Ultra 2 Meter" (glucose monitoring sys/kit); the manufacturer given most often on reports is Lifescan Europe; received from September 2007 to November 2024. Brand names are as the reporter or manufacturer wrote them, so one product can appear under several spellings.

0 reports arrived in the 12 months to August 2026, against 16 in the 12 months before. FDA releases MAUDE data monthly; reports can arrive months after an event, so the newest months grow in later releases. The event types recorded are injury (100%); across all system, test, blood glucose, over the counter reports (product code NBW) death is recorded in 0% and malfunction in 90.4%. Event type is the reporter's classification of the report, not a verified outcome.

The device problems coded most often are incorrect, inadequate or imprecise result or readings (57.3%), device handling problem (14.2%) and device displays incorrect message (6%). The patient problems coded most often are shaking/tremors, dizziness and hypoglycemia. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data."

Reports by month, five years

0816Sep 2021: 16Oct 2021: 10Nov 2021: 8Dec 2021: 102022Jan 2022: 2Feb 2022: 6Mar 2022: 2Apr 2022: 10May 2022: 6Jun 2022: 10Jul 2022: 8Aug 2022: 16Sep 2022: 12Oct 2022: 12Nov 2022: 6Dec 2022: 22023Jan 2023: 2Feb 2023: 2Mar 2023: 4Apr 2023: 6May 2023: 10Jun 2023: 4Jul 2023: 3Aug 2023: 11Sep 2023: 2Oct 2023: 2Nov 2023: 14Dec 2023: 102024Jan 2024: 2Feb 2024: 8Mar 2024: 2Apr 2024: 10May 2024: 2Jun 2024: 4Jul 2024: 2Aug 2024: 4Sep 2024: 4Oct 2024: 8Nov 2024: 4Dec 2024: 02025Jan 2025: 0Feb 2025: 0Mar 2025: 0Apr 2025: 0May 2025: 0Jun 2025: 0Jul 2025: 0Aug 2025: 0Sep 2025: 0Oct 2025: 0Nov 2025: 0Dec 2025: 02026Jan 2026: 0Feb 2026: 0Mar 2026: 0Apr 2026: 0May 2026: 0Jun 2026: 0Jul 2026: 0Aug 2026: 0

Reports by the month FDA received them. FDA releases MAUDE data monthly; reports can arrive months after an event, so the newest months grow in later releases.

By year received

0961912007: 320072019: 1220192020: 19120202021: 11620212022: 9220222023: 7020232024: 502024

Event type and report source

Event type, as classified on the report

Death0%0
Injury100%534
Malfunction0%0
Other0%0
Not given0%0

Who filed the report

Manufacturer report50.4%269
Voluntary report0%0
User facility report0%0
Distributor report49.6%265
Not given0%0

Grey bar: all 431,760 reports carrying product code NBW. Event type is the filer's classification and is not verified by FDA.

Device problems coded

Device problem (FDA code)ReportsShareShare across product code
Incorrect, inadequate or imprecise result or readings30657.3%5.6%
Device handling problem7614.2%0.1%
Device displays incorrect message326%24%
Loss of powerthe device lost power264.9%3.5%
Device alarm system203.7%0.8%
Failure to calibrate163%0.1%
Battery problema problem with the battery61.1%1.9%
Power problem61.1%0.1%
Improper or incorrect procedure or method40.7%0.4%
Use of incorrect control/treatment settings40.7%0.9%
Insufficient device problem information30.6%0.8%
Device damaged prior to usethe device was damaged before use20.4%0.3%

FDA's device problem codes as entered on the report; one report can carry several. Generic codes such as "no apparent adverse event" are left out.

Patient problems coded

Patient problem (FDA code)ReportsShare
Shaking/tremors14627.3%
Dizzinesslight-headedness or unsteadiness12924.2%
Hypoglycemialow blood sugar10720%
Diaphoresis9016.9%
Fatiguetiredness5911%
Dysphasia5610.5%
Blurred vision489%
Sweating427.9%
Confusion/ disorientation407.5%
Loss of consciousnesspassing out387.1%
Headachehead pain366.7%
Hyperglycemiahigh blood sugar326%
Lethargysluggishness264.9%
Presyncope244.5%
Syncope/fainting224.1%

Patient problem codes are present mainly in reports filed since 2019 and are often blank.

In context

MeasureOt Ultra 2 MeterProduct code NBWAll MAUDE reports
Reports534431,76026,136,888
Share of that pool—0.1%0%
Classified as death, per 1,000 reports009
Classified as injury100%8.8%36.2%
Classified as malfunction0%90.4%62.3%
Filed by the manufacturer50.4%99.3%94.9%

Shares are of reports, not of devices in use. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data."

Other brands with product code NBW

BrandReportsLatest 12 monthsClassified as death
Ot Verio Iq Meter93,04100%
Ot Verio2 Meter45,29400%
Ot Ping Meter38,81700%
Ot Ultralink Meter26,21700%
Ot Verio Flex Meter13,50300%
Precision Xtra11,69660.1%
FreeStyle Lite12,2444300%
FreeStyle Freedom Lite11,0286940%
Neo Meter Optium FreeStyle10,6911320%
FreeStyle Precision Neo10,407350%
Ot Verio Pro Meter6,71600%
Ot Verio Test Strips6,35100%
One Touch Ultralink Meter5,99400%
Ot Ultra2 Meter5,14200%
Ot Ping Enhanced Meter5,08000%

Ordered by report count for navigation only. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data." FDA also states that "common products may have a higher number of adverse events due to the higher total number of people using the product."

Questions about Ot Ultra 2 Meter reports

How many FDA reports name Ot Ultra 2 Meter?

534 medical device reports in the openFDA MAUDE release of 28 Sep 2026, covering reports received through August 2026; 0 in the latest 12 months.

What kinds of events are reported?

injury (100%). "Event type" is how the report was classified when filed: death, injury, malfunction or other.

What device problems are coded?

incorrect, inadequate or imprecise result or readings (57.3%), device handling problem (14.2%), device displays incorrect message (6%), loss of power (4.9%) and device alarm system (3.7%). These are FDA's device problem codes as entered on the report.

Who files these reports?

manufacturer reports (50.4%) and distributor reports (49.6%). Manufacturers and user facilities are required to report; voluntary reports come from health professionals and the public.

Do these reports show that Ot Ultra 2 Meter was at fault?

No. FDA states that "MDR data alone cannot be used to establish rates of events, evaluate a change in event rates over time or compare event rates between devices. The number of reports cannot be interpreted or used in isolation to reach conclusions about the existence, severity, or frequency of problems associated with devices." It adds that the reporting system "has limitations, including the potential submission of incomplete, inaccurate, untimely, unverified, or biased data." FDA adds that "a causal relationship cannot be established between product and reactions listed in a report."

How do I report a problem with a medical device?

Through FDA MedWatch (Form FDA 3500 for health professionals and consumers), or to the manufacturer. See the guide on how to report.

Where this comes from. Counts are built from the openFDA Device Adverse Event (MAUDE) bulk export released 28 Sep 2026, which holds reports FDA received through 31 Aug 2026. Brand, generic and manufacturer names are as written on the reports; product code names come from FDA's device classification. A report counts here when any device it lists carries this brand name after punctuation and capitalisation are normalised. No report narrative, lot number, patient detail or reporter identity is published. See the methodology and sources; FDA's record is authoritative, and corrections are handled within five working days.

Drug data (FAERS) through 30 Jun 2026; device data (MAUDE) through 31 Aug 2026. Not medical advice.