| K080696 | ARCHITECT IPHENYTOIN REAGENTS AND ARCHITECH IPHENYTOIN CALIBRATORS WITH MODELS 1P34, AND 1P34-01 | ABBOTT LABORATORIES |
| K063145 | PHENOBARBITAL, PHENYTOIN, TDM CALIBRATION SET B AND ABTROL/NORTROL CONTROLS | THERMO ELECTRON OY |
| K030428 | ROCHE ONLINE TDM PHENYTOIN | ROCHE DIAGNOSTICS CORP. |
| K011393 | RANDOX PHENYTOIN | RANDOX LABORATORIES, LTD. |
| K011347 | EMIT 2000 PHENYTOIN ASSAY, MODEL 0SR4A229 | SYVA CO. |
| K000006 | IMMULITE PHENYTOIN, IMMULITE 2000 PHENYTOIN, CATALOG # LKPN1, LKPN5 & L2KPN2, L2KPN6 | DIAGNOSTIC PRODUCTS CORP. |
| K993026 | ABBOT AEROSET PHENYTOIN ASSAY & ABBOT AEROSET PHENYTOIN CALIBRATORS | SYVA CO. |
| K973414 | ACE PHENYTOIN REAGENT, AED CALIBRATORS | SCHIAPPARELLI BIOSYSTEMS, INC. |
| K963840 | CEDIA PHENYTOIN II ASSAY | BOEHRINGER MANNHEIM CORP. |
| K945725 | PHENYTION EIA TEST | DIAGNOSTIC REAGENTS, INC. |
| K944085 | ACE(TM) CEDIA(R) PHENYTOIN ASSAY | SCHIAPPARELLI BIOSYSTEMS, INC. |
| K941142 | KODAK EKTACHEM CLINICAL CHEMISTRY SLIDE PHENYTOIN | EASTMAN KODAK COMPANY |
| K932686 | PARAMAX(R) PHENYTOIN REAGENT | BAXTER DIAGNOSTICS, INC. |
| K915755 | BIOTRACK PHENYTOIN TEST CARTRIDGE | BIOTRACK, INC. |
| K913429 | EMIT(R) 2000 PHENYTOIN ASSAY/CALIBRATORS | SYVA CO. |
| 00380740135515 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00380740102708 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00380740001803 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00380740001797 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414964492 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414961903 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414953410 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414596037 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414561936 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414209135 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414209128 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414121772 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414121765 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00630414121758 | ENZYME IMMUNOASSAY, DIPHENYLHYDANTOIN |
| 00884883001220 | Enzyme Immunoassay, Diphenylhydantoin |