| K011164 | MODIFICATION TO THE EMIT II PLUS METHAQUALONE ASSAY, MODEL OSR9Q229 | SYVA CO., DADE BEHRING, INC. |
| K993986 | SYVA EMIT II PLUS METHAQUALONE ASSAY, MODEL 9Q029UL/9Q129UL | SYVA CO. |
| K955676 | SYNCHRON SYSTEMS METHAQUALONE REAGENT | BECKMAN INSTRUMENTS, INC. |
| K945187 | ROCHE ABUSCREEN ONLINE FOR METHAQUALONE | ROCHE DIAGNOSTIC SYSTEMS, INC. |
| K940123 | METHAQUALONE ENZYME IMMUNOASSAY | DIAGNOSTIC REAGENTS, INC. |
| K921013 | SYVA EMIT II METHAQUALONE ASSAY | SYVA CO. |
| K843605 | EMIT 700 METHAQUALONE ASSAY | SYVA CO. |
| K830461 | ABUSCREEN RADIOUMMUNOASSAY-METHAQUALONE | HOFFMANN-LA ROCHE, INC. |
| K812987 | AGGLUTEX METHAQUALONE TEST KIT | HOFFMANN-LA ROCHE, INC. |