| 5alpha-Dihydrotestosterone ELISA | 04049325030183 | IBL International GmbH | Unknown class | |
| Access Testosterone | 06954701011091 | Beckman Coulter Inc. | Class B | |
| Access Testosterone | 15099590816711 | Beckman Coulter Inc. | Class B | |
| Access Testosterone Reagent Pack | 15099590231347 | Beckman Coulter Inc. | Class B | |
| ACTIVE® Dihydrotestosterone RIA | 15099590211653 | IMMUNOTECH s.r.o. | Class B | |
| ACTIVE® Free Testosterone RIA | 15099590211530 | IMMUNOTECH s.r.o. | Class B | |
| AFIAS Testosterone | 08806133040997 | Boditech Med Inc. | Class B | |
| Alinity | 00380740136130 | ABBOTT GmbH | Class B | |
| Alinity | 00380740136154 | ABBOTT GmbH | Class B | |
| Alinity | 00380740173104 | ABBOTT GmbH | Class B | |
| Alinity | 00380740173111 | ABBOTT GmbH | Class B | |
| ARCHITECT | 00380740117764 | ABBOTT GmbH | Class B | |
| ARCHITECT | 00380740117788 | ABBOTT GmbH | Class B | |
| ARCHITECT | 00380740172466 | ABBOTT GmbH | Class B | |
| ARCHITECT | 00380740172473 | ABBOTT GmbH | Class B | |
| AURYX 90 TESTO Reagent Kit | 05907514601417 | PZ CORMAY Spółka Akcyjna | Unknown class | |
| AURYX 90 TESTO Reagent Kit | 05907514601424 | PZ CORMAY Spółka Akcyjna | Unknown class | |
| CL AIA-PACK Testosterone ADJUSTER SET | 14562185400431 | Tosoh Corporation | Unknown class | |
| CL AIA-PACK Testosterone SAMPLE DILUTING REAGENT | 14562185400493 | Tosoh Corporation | Unknown class | |
| CL AIA-PACK Testosterone TEST CUP | 14562185400349 | Tosoh Corporation | Unknown class | |
| CrinoCheck TES Quantitativer Schnelltest (Fluoreszenz Immunoassay) | 06933260214334 | Xiamen Biotime Biotechnology Co., Ltd. | Unknown class | |
| Diagnostic Kit for TES (Testosterone) (Time-resolved Fluorescence Immunochromatographic Assay) | 06974521003335 | Shenzhen Superbio Technology Co.,Ltd. | Unknown class | |
| Dihydrotestosterone (DHT) ELISA | ++B261CANDHT280NS | Diagnostics Biochem Canada Inc. | Unknown class | |
| DS-EIA-STEROID-TESTOSTERONE | 04605979401894 | RPC Diagnostic Systems Ltd. | Unknown class | |
| Elecsys Testosterone II | 07613336217832 | Roche Diagnostics GmbH | Class B | |
| Evidence MultiSTAT Testosterone | 05055273219555 | Randox Laboratories Limited | Class B | |
| FastPack IP Testo Immunoassay | 20816467020031 | Qualigen, Inc. | Unknown class | |
| FIA Go TES Kit | 06971225936358 | Goldsite Diagnostics Inc. | Unknown class | |
| Finecare | 06933289807371 | Guangzhou Wondfo Biotech Co., Ltd. | Unknown class | |
| free TESTO (eCLIA) | 06978139075098 | Shenzhen Lifotronic Technology Co., Ltd. | Unknown class | |
| free TESTO (eCLIA) | 06978139075104 | Shenzhen Lifotronic Technology Co., Ltd. | Unknown class | |
| free TESTO (eCLIA) | 06978139075111 | Shenzhen Lifotronic Technology Co., Ltd. | Unknown class | |
| free TESTO (eCLIA) | 06978139075128 | Shenzhen Lifotronic Technology Co., Ltd. | Unknown class | |
| Free Testosterone | +ENTIDNOV0090A | Gold Standard Diagnostics Frankfurt GmbH | Unknown class | |
| Free Testosterone Chemiluminescence Immunoassay Kit | 06955792742147 | Sansure Biotech Inc. | Unknown class | |
| Free Testosterone Chemiluminescence Immunoassay Kit | 06955792742154 | Sansure Biotech Inc. | Unknown class | |
| Free Testosterone Chemiluminescence Immunoassay Kit | 06955792742161 | Sansure Biotech Inc. | Unknown class | |
| Free Testosterone Chemiluminescence Immunoassay Kit | 06955792742178 | Sansure Biotech Inc. | Unknown class | |
| Free Testosterone Chemiluminescence Immunoassay Kit | 06955792742185 | Sansure Biotech Inc. | Unknown class | |
| Free Testosterone Chemiluminescence Immunoassay Kit | 06955792742192 | Sansure Biotech Inc. | Unknown class | |
| Free Testosterone Chemiluminescence Immunoassay Kit | 06972719601226 | Nanjing RealMind Biotech Co., Ltd. | Unknown class | |
| Free Testosterone (CLIA) | 06903053068109 | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | Class B | |
| Free Testosterone (CLIA) | 06903053068116 | Shenzhen Mindray Bio-Medical Electronics Co., Ltd. | Class B | |
| Free Testosterone ELISA | 04049325030695 | IBL International GmbH | Class B | |
| Free Testosterone ELISA | 08034049110156 | Dia.Metra Srl | Class B | |
| Free Testosterone (FT) Assay Kit (Chemiluminescent Immunoassay) | 06974986814651 | Wuhan Life Origin Biotech Joint Stock Co., Ltd. | Unknown class | |
| Free Testosterone (FT) Assay Kit (Chemiluminescent Immunoassay) | 06974986814668 | Wuhan Life Origin Biotech Joint Stock Co., Ltd. | Unknown class | |
| Free Testosterone (FT) Assay Kit (Chemiluminescent Immunoassay) | 06974986814675 | Wuhan Life Origin Biotech Joint Stock Co., Ltd. | Unknown class | |
| Free Testosterone II. Gen. ELISA | 04049325033948 | IBL International GmbH | Unknown class | |
| FREND Testosterone | 08809317540153 | NanoEntek, Inc. | Unknown class | |