| K942192 | THEOPHYLLINE FPIA REAGENT SET AND CALIBRATORS | SIGMA DIAGNOSTICS, INC. |
| K905521 | CEDIA(R) THEOPHYLLINE ASSAY/MODIFICATION | MICROGENICS CORP. |
| K882570 | TURBOX THEOPHYLLINE ASSAY | UNIPATH LTD. |
| K864409 | IMMPULSE COATED TUBE THEOPHYLLINE ASSAY REAGENTS | SCLAVO, INC. |
| K842585 | THEOPHYLLINE KIT FLUORESCENCE POLARIZA- | WINDSOR LABORATORIES, INC. |
| K840758 | IMMPULSE THEOPHYLLINE ASSAY REAGENTS | PARAGON DIAGNOSTICS, INC. |
| K831514 | AMWA TDA THEOPHYLLINE TEST | MILES LABORATORIES, INC. |
| K823576 | COBAS STANDARD FOR TOTAL PROTEIN | HOFFMANN-LA ROCHE, INC. |
| K820397 | AMERIFLUOR THEOPHYLLINE FLUORESCENT IMM | AMERICAN DIAGNOSTIC CORP. |
| K812518 | AMES TDA THEOPHYLLINE TEST | MILES LABORATORIES, INC. |
| K810943 | AMES TDA THEOPHYLLINE TEST | MILES LABORATORIES, INC. |