InPen Smart Insulin Delivery SystemRecalls & reported problems across all models
Companion Medical, Inc. · 5 models in the FDA device registry
Data updated Oct 16, 2026 from official FDA records · Editorial policy
1 open recall names at least one InPen Smart Insulin Delivery System model. Check whether yours is affected in the recall details, and contact the manufacturer or your healthcare provider.
- Adverse event reports
- 2
- Deaths reported
- 0
- Injuries reported
- 2
- Recalls
- 1
We found 5 models of InPen Smart Insulin Delivery System by Companion Medical, Inc. in the FDA's device registry (GUDID). Together they are named in 2 adverse event reports in the FDA's MAUDE database, received between Jul 20, 2020 and Jul 19, 2022 — classified as 2 injuries.
The most frequently reported specific device problem is “Low Readings” (1 report).
1 FDA recall record name at least one of these models by its device identifier, 1 still open.
Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event. Widely used products collect more reports, so totals can't be used to compare products or estimate failure rates. Only reports that name a model's exact device identifier are counted. What reports can and can't tell you · How this data works
InPen Smart Insulin Delivery System recalls
FDA recall records that name at least one of these models by its device identifier, newest first. Each recall usually covers specific models or lots, so check the details.
- Nov 8, 2022Open, Classified
Diabetes management app may crash immediately upon opening, while using the app and/or while app is running in the background, which may lead to inability to use the app. An error message may be displayed indicating the app has stopped or isn't responding. After the crash, a present dose reminder is not displayed, which may lead to delayed insulin therapy and potentially resulting in hyperglycemia.
Z-0741-2023 · Root cause: Software design · names 5 of these models · Recall details · FDA record ↗
Most reported InPen Smart Insulin Delivery System problems
Device problems
- Low Readings1
- Patient-Device Incompatibility1
Patient problems
- Hypoglycemia1
- No Clinical Signs, Symptoms or Conditions1
InPen Smart Insulin Delivery System models
5 models, most reported first. Each model has its own page with its reports, recalls and device details.
- InPen Smart Insulin Delivery System Lilly - BlueSyringe, Piston1 recall1 report
- InPen Smart Insulin Delivery System Novo - BlueSyringe, Piston1 recall1 report
- InPen Smart Insulin Delivery System Lilly - GreySyringe, Piston1 recall0 reports
- InPen Smart Insulin Delivery System Lilly - PinkSyringe, Piston1 recall0 reports
- InPen Smart Insulin Delivery System Novo - PinkSyringe, Piston1 recall0 reports
Recent InPen Smart Insulin Delivery System adverse event reports
The 2 most recent reports across all models, in the reporter's own words as published by the FDA.
InjuryJul 19, 2022Patient-Device Incompatibility
HCP LEA STATED PATIENT RECEIVED THE WRONG PEN; PATIENT CANNOT USE THE DEVICE FOR HIS INSULIN AND IT IS NOT WHAT WAS ORDERED BY THE HCP. NO FURTHER DETAILS WERE PROVIDED.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 15066926 ↗InjuryJul 20, 2020Low Readings; Low Readings
IT WAS REPORTED THAT A DISCREPANCY OCCURRED BETWEEN THE SELECTED DOSE AMOUNT AND (B)(6) LOGBOOK AMOUNT. ON (B)(6) 2020, THE PATIENT DOSED 5.5 UNITS OF INSULIN, HOWEVER THE LOGBOOK DISPLAYED 1.0 UNIT. THE PATIENT DOSED AN ADDITIONAL 4.5 UNITS OF INSULIN TO ACCOMMODATE THE DISCREPANCY. CONSEQUENTLY, THE PATIENT'S BLOOD GLUCOSE LEVELS DROPPED TO 37 MG/DL. THE PATIENT DRANK JUICE AND INJECTED GLUCAGON TO RAISE HER BLOOD GLUCOSE LEVELS. PROFESSIONAL MEDICAL ATTENTION WAS NOT REQUESTED BY THE PATIENT. THIS INPEN WAS NOT RETURNED, SO AN INVESTIGATION WAS NOT POSSIBLE AND A ROOT CAUSE COULD NOT BE DETERMINED. CLOUD DATA WAS REVIEWED AND SUPPORTED CUSTOMER ALLEGATION, HOWEVER A ROOT CAUSE COULD NOT BE DETERMINED. NO ADDITIONAL INFORMATION IS AVAILABLE.
Patient problems: Hypoglycemia
MAUDE report 10296191 ↗
Sources and updates
- Models: FDA GUDID, file dated Oct 13, 2026. Models are grouped by the brand name the manufacturer registered.
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026
- Page last rebuilt: Oct 16, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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