Severity
Moderate
ModerateClass IIOngoing
FDA Devices recall · Reported May 26, 2021
Medtronic REF: MMT-7020A, Guardian Sensor (3) for the following packaging: GS3 5PK 2L US/ GTIN: 20763000140940 GS3 5PK 2L US/ GTIN: 20763000337005 Product Usage: intended for use with Medtronic Diabetes (Medtronic) glucose sensing systems to continuously monitor glucose levels in persons with diabetes.
Use of the continuous glucose monitoring system while actively taking hydroxyurea, an anti-neoplastic drug could result in inaccurate elevated sensor glucose readings.
Compiled from official public sources by the editorial team.
Verify with FDA Devices →
Medtronic Inc. recalled Medtronic REF: MMT-7020A, Guardian Sensor (3) for the following packaging: GS3 5PK 2L… - a moderate-severity action.
Medtronic REF: MMT-7020A, Guardian Sensor (3) for the following packaging: GS3 5PK 2L… was recalled by Medtronic Inc. in May 26, 2021. Reason: Use of the continuous glucose monitoring system while actively taking hydroxyurea, an anti-neoplastic drug …. Check the official notice for the remedy. Verify recall #Z-1601-2021 with the FDA Devices before acting.
The recall
Medtronic Inc. issued this moderate-severity FDA Devices recall-Use of the continuous glucose monitoring system while actively taking hydroxyurea, an anti-neoplastic drug ….
- Moderate
- severity level
- 1.2M units
- affected scope
- Class II
- classification
- May 26, 2021
- reported
Sourced from official FDA Devices enforcement records. Verify recall #Z-1601-2021 with the agency before acting. Full product description, hazard, remedy, and related recalls are below.
Recall Insight
This FDA Devices action (record #Z-1601-2021) was formally reported on May 26, 2021, with the manufacturer initiating the action on February 26, 2021. It is classified under Moderate severity (Class II), with a current status of Ongoing. Medtronic Inc. is listed as the recalling firm, operating out of Northridge, CA. Federal records list the affected scope as 1,224,032 units, placing this recall in the million-unit bracket that typically triggers nationwide consumer alerts and retailer sweeps.
The documented reason for this recall is: Use of the continuous glucose monitoring system while actively taking hydroxyurea, an anti-neoplastic drug could result in inaccurate elevated sensor glucose readings. Distribution data in the federal record shows the product reached: Worldwide distribution.. Distribution scope directly affects the consumer exposure window and determines whether a recall remains regional or escalates into a nationwide advisory.
Within the same product category the archive holds 6 closely related recalls, 3 from FDA Devices - clustering in a narrow category often points to a systemic quality-control or supplier issue rather than a one-off defect. Always verify the recall number against the official agency record before acting.
Medical Devices recalls over time
Where this recall sits in its category - 40,322 medical devices recalls on record
Of 101,704 recalls in the database, 24,878 are high severity, 72,426 moderate, and 4,400 low. This recall is classified moderate severity.
Counts reflect market size and reporting activity, not inherent danger, we do not rank products by risk from raw recall volume.
Affected scope
1,224,032 units
Related Recalls
6
3 from same agency
Product description
Medtronic REF: MMT-7020A, Guardian Sensor (3) for the following packaging: GS3 5PK 2L US/ GTIN: 20763000140940 GS3 5PK 2L US/ GTIN: 20763000337005 Product Usage: intended for use with Medtronic Diabetes (Medtronic) glucose sensing systems to continuously monitor glucose levels in persons with diabetes.
Reason for recall
Use of the continuous glucose monitoring system while actively taking hydroxyurea, an anti-neoplastic drug could result in inaccurate elevated sensor glucose readings.
Recall Profile
| Attribute | Value |
|---|---|
| Agency | U.S. Food and Drug Administration |
| Severity class | Moderate (Class II) |
| Status | Ongoing |
| Recall number | Z-1601-2021 |
| Date reported | May 26, 2021 |
| Date initiated | February 26, 2021 |
| Recalling firm | Medtronic Inc. |
| Firm location | Northridge, CA |
| Affected scope | 1,224,032 units |
| Distribution | Worldwide distribution. |
Profile values are sourced directly from the official FDA Devices enforcement record. Source: U.S. Food and Drug Administration.
What to do with this recall
Match your product against the recall record, then act on the agency remedy.
- Check the recall number (Z-1601-2021) and product description against the item you own. Search the archive
- Confirm the current status with FDA Devices before acting, recall details can be updated.
- Follow the documented remedy (refund, replacement, repair, or disposal) rather than general advice. What to do next
This page summarizes the official FDA Devices record for research and awareness; it is not legal, medical, or safety advice. Verify with the issuing agency before acting.
Frequently Asked Questions
What product was recalled? ▼
Medtronic REF: MMT-7020A, Guardian Sensor (3) for the following packaging: GS3 5PK 2L US/ GTIN: 20763000140940 GS3 5PK 2L US/ GTIN: 20763000337005 Product Usage: intended for use with Medtronic Diabetes (Medtronic) glucose sensing systems to continuously monitor glucose levels in persons with diabetes.. Recalled by Medtronic Inc.. Units affected: 1,224,032 units.
Why was this product recalled? ▼
Use of the continuous glucose monitoring system while actively taking hydroxyurea, an anti-neoplastic drug could result in inaccurate elevated sensor glucose readings.
Which agency issued this recall? ▼
This recall was issued by the FDA Devices on May 26, 2021. Severity: Moderate. Recall number: Z-1601-2021.
Where was the recalled product distributed? ▼
Distribution: Worldwide distribution..
How do I check if my product is affected by a recall? ▼
Check the product description and recall number (Z-1601-2021) against your product. Visit the official FDA Devices website for the most current information. You can also use our Recall Checker tool to search by product name or brand.
Should I stop using a recalled medication or medical device? ▼
Do not stop using a recalled medication or device without consulting your healthcare provider first, as abruptly discontinuing treatment could pose its own health risks. Your doctor can advise on alternatives or whether the recall applies to your specific product lot. Check the recall number and lot information against your product packaging.
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Every figure on PlainRecalls is rendered directly from official FDA, CPSC and NHTSA recall records, no number is typed in by an editor. This recall: FDA Devices, reported May 26, 2021. Severity classes follow each agency's own taxonomy (FDA Class I/II/III; CPSC and NHTSA by hazard type), and related-recall context is computed across the full archive. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.