reditest® 011020119Recalls & reported problems
Redwood Toxicology Laboratory, Inc. · PANEL 6 COC/M-AMP/THC/OPI/OXY/BZO · Class 2
Data updated Oct 16, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 3
- Deaths reported
- 0
- Injuries reported
- 0
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 3 adverse event reports that list this exact device (DI 10858904006317), received between Jan 24, 2018 and Nov 15, 2018 — classified as 3 malfunctions.
The most frequently reported specific device problem is “False Positive Result” (3 reports).
Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 16, 2026.
Most reported problems
Device problems
- False Positive Result3
Patient problems
- No Consequences Or Impact To Patient3
Recent adverse event reports
The 3 most recent of 3 reports, in the reporter's own words as published by the FDA.
MalfunctionNov 15, 2018False Positive Result; False Positive Result
THE CUSTOMER REPORTED FOUR OCCURRENCES OF FALSE POSITIVE COC, MAMP, AND OPI RESULTS USING THE MULTI-DRUG 6 PANEL SCREEN TEST ON MULTIPLE DONORS. CONFIRMATORY TESTING AT A LABORATORY PROVIDED NEGATIVE RESULTS. THE FALSE POSITIVE RESULTS OCCURRED ON FOUR OUT OF FOUR DEVICES USED.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 8075630 ↗MalfunctionFeb 26, 2018False Positive Result; False Positive Result
THE CUSTOMER REPORTED RECEIVING UNCONFIRMED FALSE POSITIVE RESULTS FOR ALL ANALYTES USING THE MULTI-DRUG ONE STEP 6 DRUG SCREEN TEST PANEL. THE UNCONFIRMED FALSE POSITIVE RESULTS OCCURRED ON DIFFERENT RANDOM DONORS. THE UNCONFIRMED FALSE POSITIVE RESULTS OCCURRED ON 23 DEVICES OUT OF 25 DEVICES USED.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 7298223 ↗MalfunctionJan 24, 2018False Positive Result; False Positive Result
THE CUSTOMER REPORTED RECEIVING A FALSE POSITIVE THC AND MAMP RESULT ON ONE DONOR USING A MULTI-DRUG ONE STEP 6 DRUG SCREEN TEST PANEL. THE CUSTOMER ALSO REPORTED RECEIVING A FALSE POSITIVE COC, MAMP, THC, AND BZO RESULT ON A SECOND DONOR USING ANOTHER MULTI-DRUG ONE STEP 6 DRUG SCREEN TEST PANEL. THE FALSE POSITIVE RESULTS OCCURRED ON 2 DEVICES OUT OF 100 DEVICES USED.
Patient problems: No Consequences Or Impact To Patient
MAUDE report 7215917 ↗
Other Radioimmunoassay, Tricyclic Antidepressant Drugs devices
- NA DOA-1127-041-19Alere San Diego, Inc. · Radioimmunoassay, Tricyclic Antidepressant Drugs1 recall1 report
- AlereTM iScreen® IS5MInstant Technologies, Inc. · Radioimmunoassay, Tricyclic Antidepressant Drugs1 recall0 reports
- iCup® I-DUA-167-022Instant Technologies, Inc. · Radioimmunoassay, Tricyclic Antidepressant Drugs1 recall0 reports
- iCup® I-DUA-157-013Instant Technologies, Inc. · Radioimmunoassay, Tricyclic Antidepressant Drugs1 recall0 reports
- Syva® Emit® tox™ Tricyclic Antidepressants Calibrator/Controls 10445390Siemens Healthcare Diagnostics Inc. · RADIOIMMUNOASSAY, TRICYCLIC ANTIDEPRESSANT DRUGS1 recall0 reports
- reditest® 011020015Redwood Toxicology Laboratory, Inc. · Radioimmunoassay, Tricyclic Antidepressant Drugs1 report
- AlereTM iScreen® IS9Instant Technologies, Inc. · Radioimmunoassay, Tricyclic Antidepressant Drugs1 report
- reditest® 011020183Redwood Toxicology Laboratory, Inc. · Radioimmunoassay, Tricyclic Antidepressant Drugs1 report
Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026 · each report above links to its original FDA record
- 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.
How reports and recalls are matched · Editorial policy · Report an error on this page