Recall Register

Food, drugs, devices › Dexcom, Inc.

Device recall: Brand Name: Dexcom G7 Continuous Glucose Monitoring System Product Name: Dexcom G7 CGM iOS App Model/Catalog Number: SW1

FDA enforcement event 98639 · Class II · initiated 14 Apr 2026 · status Ongoing

DeviceVoluntary: Firm initiated3 product recordsSan Diego, CA

Dexcom, Inc. (San Diego, CA) initiated this device recall on 14 Apr 2026; FDA lists 3 product records under event 98639, classified Class II.

FDA defines Class II as a situation in which use of or exposure to a violative product may cause temporary or medically reversible adverse health consequences or where the probability of serious adverse health consequences is remote. 87% of the 572 device enforcement events initiated in 2026 carry the same class.

Status: Ongoing. Initiation: voluntary: firm initiated. Dexcom, Inc. has 11 enforcement events on this register, with a median of 3 product records per event.

Recall classification reflects the relative degree of health hazard. Text in quotation marks is FDA's. openFDA export dated 28 Sep 2026.

Recalling firm

Dexcom, Inc., San Diego, CA.

Reason for recall

"A software defect in which a low-priority file I/O check blocks the higher-priority thread responsible for processing estimated glucose values (EGVs) and trend arrows. When the app is running in the background, EGV notifications may queue up and then "replay" sequentially when the user brings the app to the foreground, causing the Glucose Compass to flicker through previous EGVs. In more severe…"

Distribution

"SW12300 & SW13355 Dexcom G7 iOS and watchOS app versions 2.9.0 through 2.11.2: Worldwide - US Nationwide including in the states of AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN,…"

Product records

Recall numberProductQuantityClassStatusReport date
Z-2163-2026Brand Name: Dexcom G7 Continuous Glucose Monitoring System Product Name: Dexcom G7 CGM iOS App Model/Catalog Number: SW12300 Software Version: Versions 2.9.0 through 2.11.2 Product Description: Dexcom G7 CGM iOS App Component: Dexcom G7 Continuous Glucose Monitoring System, Dexcom G7 15 Day Continuous Glucose…58582Class IIOngoing20 May 2026
Z-2164-2026Brand Name: Dexcom G7 Continuous Glucose Monitoring System Product Name: Dexcom G7 CGM watchOS App Model/Catalog Number: SW13355 Software Version: Versions 2.9.0 through 2.11.2 Product Description: Dexcom G7 CGM watchOS App - The watchOS app is installed along with the iOS phone app and the versions used are the same…58582Class IIOngoing20 May 2026
Z-2165-2026Brand Name: Dexcom ONE+ Continuous Glucose Monitoring System Product Name: Dexcom ONE+ iOS CGM App Model/Catalog Number: SW14244 Software Version: versions 1.5.0 and 1.6.0 Product Description: Dexcom ONE+ iOS CGM App Component: Dexcom ONE+ Continuous Glucose Monitoring System70212Class IIOngoing20 May 2026

Context

87%of 2026 device events are Class II572 events that year
3product records in this eventfirm median: 3
11events on this register for the firm

Other enforcement events for Dexcom, Inc.

InitiatedProduct (first record)TypeClassRecords
27 May 2026Brand Name: Dexcom G7 Continuous Glucose Monitoring System Product Name: Dexcom G7 US Retail Sensor/Transmitter 1-pack MDeviceClass II1
28 Aug 2025Brand Name: Dexcom G6 Continuous Glucose Monitoring System Product Name: Dexcom G6 and G6 Pro Android US CGM App Model/CDeviceClass I1
24 Jul 2025Brand Name: Dexcom G7 Continuous Glucose Monitoring System Product Name: Dexcom G7 CGM Android App Model/Catalog Number:DeviceClass I5
12 May 2025Dexcom G6 Glucose Receiver, SKUs (Part Number): STK-FM-001 (MT27408-1) & STK-FR-001 (MT27408-1)DeviceClass I4
5 May 2025Dexcom G7 iOS Application, Ref: SW12300 used in conjunction with the Dexcom G7 Continuous Glucose Monitoring (CGM) systeDeviceClass II1
27 Jan 2025Dexcom G6, Continuous Glucose Monitoring System, REFs: STK-OM-001, STR-OM-001, STR-OR-001DeviceClass II3
3 Feb 2020Dexcom G4 PLATINUM Continuous Glucose Monitoring System The Dexcom G4 PLATINUM Continuous Glucose Monitoring System is aDeviceClass II3
19 Nov 2019Brand Name: Dexcom G6 CGM App for iOS Software Number: SW11677 Software Version: Version 1.4.0 up to corrected Version 1DeviceClass II1
12 Jul 2019Dexcom Receiver, REF: MT22719, (Black, Pin, Blue), Rx Only, containing software version SW10617 and revision 4.0.1.048 -DeviceClass II1
23 Feb 2016Dexcom G4 PLATINUM Receiver Receiver Part Number: MT20649 Receiver (mg/dL), Black; MT20649-PNK, Receiver (mg/dL), Pink; DeviceClass I6

All 11 events for Dexcom, Inc.

Questions and answers

Why was this device recalled?

FDA's record gives the reason for recall as: "A software defect in which a low-priority file I/O check blocks the higher-priority thread responsible for processing estimated glucose values (EGVs) and trend arrows. When the app is running in the background, EGV notifications may queue up and then "replay" sequentially when the user brings the app to the foreground, causing the Glucose Compass to flicker through previous EGVs. In more severe…"

What does Class II mean?

FDA classifies recalls by relative degree of health hazard. Class II is a situation in which use of or exposure to a violative product may cause temporary or medically reversible adverse health consequences or where the probability of serious adverse health consequences is remote.

Where was the product distributed?

FDA's distribution pattern field reads: "SW12300 & SW13355 Dexcom G7 iOS and watchOS app versions 2.9.0 through 2.11.2: Worldwide - US Nationwide including in the states of AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN,…"

Is the recall still ongoing?

FDA lists the status as Ongoing. "Terminated" means FDA has determined that all reasonable efforts to remove or correct the product have been made.

Where does this data come from?

openFDA enforcement reports (food, drug and device), CC0, export dated 28 Sep 2026. Text in quotation marks is FDA's. The FDA enforcement report linked above is authoritative.

Provenance

Source: openFDA device enforcement reports (CC0), export dated 28 Sep 2026; records grouped by FDA event number. The class shown for the event is the most severe class among its records. Errors in processing are corrected at the next build; see corrections.