Cleared Traditional

METHAQUALONE ENZYME IMMUNOASSAY (K940123) - FDA 510(k) Clearance

Class II Toxicology device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K940123 · Diagnostic Reagents, Inc. · Toxicology device
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May 1994
Decision
113d
Days
Class 2
Risk

K940123 is an FDA 510(k) clearance for the METHAQUALONE ENZYME IMMUNOASSAY. Classified as Radioimmunoassay, Methaqualone (product code KXS), Class II - Special Controls.

Submitted by Diagnostic Reagents, Inc. (Mountain View, US). The FDA issued a Cleared decision on May 3, 1994 after a review of 113 days - within the typical 510(k) review window.

This device falls under the Toxicology FDA review panel, regulated under 21 CFR 862.3630 - the FDA toxicology device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Toxicology review framework, consistent with the majority of Class II 510(k) submissions.

View all Diagnostic Reagents, Inc. devices

Submission Details

510(k) Number K940123 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received January 10, 1994
Decision Date May 03, 1994
Days to Decision 113 days
Submission Type Traditional
Review Panel Toxicology (TX)
Summary Statement
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
26d slower than avg
Panel avg: 87d · This submission: 113d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code KXS Radioimmunoassay, Methaqualone
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.3630
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most Toxicology devices follow this clearance model.

Regulatory Peers - KXS Radioimmunoassay, Methaqualone

All 15
Devices cleared under the same product code (KXS) and FDA review panel - the closest regulatory comparables to K940123.
SYVA EMIT II PLUS METHAQUALONE ASSAY, MODEL 9Q029UL/9Q129UL
K993986 · Syva Co. · Jan 2000
SYNCHRON SYSTEMS METHAQUALONE REAGENT
K955676 · Beckman Instruments, Inc. · Mar 1996
ROCHE ABUSCREEN ONLINE FOR METHAQUALONE
K945187 · Roche Diagnostic Systems, Inc. · Apr 1995
SYVA EMIT II METHAQUALONE ASSAY
K921013 · Syva Co. · May 1992
REVISED LABELING FOR METHAQUALONE TEST KIT
K874272 · Roche Diagnostic Systems, Inc. · Nov 1987
REVISED LABELING FOR SYVA METHAQUALONE ASSAYS
K874199 · Syva Co. · Oct 1987